ethyl (E)-2-crotonate
ethyl trans-2-butenoate
 
Notes:
None found
  • Advanced Biotech
    • Advanced Biotech. Inc.
      Inspired by Nature
      A diverse range of products, all meeting our stringent commitment to quality.
      Advanced Biotech is a leading manufacturer and supplier of high-quality Natural flavoring ingredients & botanical extracts for the food/beverage, cosmetic and personal care industries. With over 25 years of experience working with Fermentation processing & botanical extracts, we can help develop new innovative and functional products for today‪s competitive marketplace. Our company prides itself in the ability to cater to our customer‪s specific needs while maintaining our focus on integrity, honesty and the commitment to high quality product standards. We proudly offer our quality Natural ingredients to companies around the world.
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      1457 ETHYL CROTONATE NATURAL 96% min.
      SDS
       
  • Alfrebro
  • Augustus Oils
    • Augustus Oils Ltd
      The Premier Supplier
      Augustus Oils Ltd, in harmony with nature - to present it at its best...
      A wealth of experience, expertise and knowledge has allowed Augustus to bridge the gulf in expectation and trust between growers and users of natural ingredients. The Company works in partnership with customers on the one hand, and growers, farmers and distillers on the other. Both users and producers can then focus on exactly what they do best, while skilled Augustus technicians closely monitor and control the delivered product. This ensures users can have the confidence that they will receive the best raw materials suited to their requirements.
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  • BOC Sciences
    • BOC Sciences
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      Quality supplier of research chemicals and biochemicals including inhibitors, building blocks, GMP Products, impurities and metabolites, APIs for Veterinary, Natural Compounds, ADCs, Stem Cell Molecule and chiral compounds.
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      623-70-1 Ethyl crotonate
       
  • Charkit Chemical
    • Charkit Chemical Corporation
      The Specialty Chemical Specialists
      Explore this website to discover the products and services that Charkit provides for your industry and please contact us directly to find out how we can be of service to you.
      about: Since 1982, Charkit has been committed to expanding the markets we serve as our roster of products and services continues to grow with us. Our substantial portfolio of personal care ingredients now include a wide array of luxury and exotic components to compliment the key products we have always offered. We have expanded our offerings to the nutraceutical, industrial, and resin markets with a growing roster of versatile and unique ingredients. We continue to lead the way in our traditional markets such as Metal and Water Treatment, Imaging, Flavor & Fragrance, Aroma and Food. Our Pharmaceutical offerings continue to expand, still anchored by the Boronic Derivatives that meet the demands of Suzuki coupling reactions. Please contact us to learn how we can help you reach your goals.
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      ETHYL TRANS-2-BUTENOATE FEMA 3486
       
  • SRS Aromatics
    • SRS Aromatics Ltd
      For over 25 years
      Bringing flavour and fragrance into your world.
      As suppliers / distributors of ingredients to the fragrance and flavour industries, our goal is to provide high quality materials at competitive prices with an exceptional level of service. Established in 1984, SRS Aromatics Ltd is an independent family owned business which has become very well-respected within the fragrance and flavour industry as a reliable and trustworthy partner. Over the years this has allowed the company to develop strong relationships with many global manufacturers; several of whom we represent in the UK. A core aim of our business is to work extremely closely with both our suppliers and customers to maximise service levels with minimum disruption to supply.
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  • Synerzine
    • Synerzine, Inc.
      Innovation. Customization. Aroma Ingredients.
      Synerzine is a leading supplier of flavor and fragrance ingredients.
      Synerzine expresses what we have grown to embody as an organization - the synergy and connection between raw ingredients, science, technology, and the final product. Our experienced team is passionate about bringing our customers high-quality innovative ingredients that they can trust.
      Building upon our 44 year history, the Synerzine team provides customers around the globe with convenient access to over 1200 high-quality aroma ingredients. We actively engage with customers to add a wide array of new products and services on a regular basis. Our aim is to delight every customer with our exceptional services, large product selection, customization and the highest quality and safety standards. We provide our customers with true value designed to help them bring their products to market faster.
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      W056 Ethyl trans-butenoate
       
  • Taytonn ASCC
    • Taytonn ASCC Pte Ltd
      Supplying Asia Pacific
      We fully understand the demands of the F&F industry and we endeavour to supply quality products, with ready availability and a personalised service.
      Since 2001 TAYTONN has been distributing key ingredients to the Fragrance and Flavor industry in Asia. We work closely with customers, principals and vendors. Together we forecast demand and match it with supply of aroma chemicals, essential oils and natural isolates & extracts. Sourced from around the world, our F&F ingredient inventory in Singapore is ready to ship to any location in Asia and beyond. Time and again, we help our principals introduce new discoveries to the F&F market - stimulating creativity and bringing value added proposition to our customers.
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  • TCI AMERICA
    • TCI AMERICA
      Moving Your Chemistry Forward
      We continuously strive to advance our technology.
      With East & West Coast distribution centers, count on TCI to deliver products quickly and reliably. Over 30,000 Reagents available today in benchtop to bulk quantities. We also offer custom synthesis solutions. Sign up for a TCI account today for fast and free shipping!
      Tokyo Chemical Industry Co., Ltd. (TCI) is a leading worldwide manufacturer of specialty organic chemicals founded in 1946. TCI provides organic laboratory chemicals as well as pharmaceutical, cosmetic and functional materials. More than 70 years of synthesis experience and multi-purpose plants enable TCI to offer more than 30,000 products as well as custom synthesis.
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      C0418 Ethyl Crotonate >98.0%(GC)
      SDS
       
Synonyms   Articles   Notes   Search
CAS Number: 623-70-1Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg: 210-808-7
FDA UNII: 99YUC7A1X1
Nikkaji Web: J43.537F
Beilstein Number: 0635834
MDL: MFCD00009289
CoE Number: 2244
XlogP3-AA: 1.30 (est)
Molecular Weight: 114.14410000
Formula: C6 H10 O2
NMR Predictor: Predict (works with chrome, Edge or firefox)
Category: flavor and fragrance agents
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar: Search
Google Books: Search
Google Scholar: with word "volatile"Search
Google Scholar: with word "flavor"Search
Google Scholar: with word "odor"Search
Perfumer and Flavorist: Search
Google Patents: Search
US Patents: Search
EU Patents: Search
Pubchem Patents: Search
PubMed: Search
NCBI: Search
DG SANTE Food Flavourings: 09.248  ethyl trans-2-butenoate
FEMA Number: 3486 ethyl trans-2-butenoate
FDA:No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF):623-70-1 ; ETHYL CROTONATE
FDA Regulation:
FDA PART 172 -- FOOD ADDITIVES PERMITTED FOR DIRECT ADDITION TO FOOD FOR HUMAN CONSUMPTION
Subpart F--Flavoring Agents and Related Substances
Sec. 172.515 Synthetic flavoring substances and adjuvants.
Synonyms   Articles   Notes   Search   Top
Physical Properties:
Appearance: colorless to pale yellow clear liquid (est)
Assay: 98.00 to 100.00 % 
Food Chemicals Codex Listed: No
Specific Gravity: 0.91400 to 0.91800 @  25.00 °C.
Pounds per Gallon - (est).: 7.605 to  7.639
Refractive Index: 1.42300 to 1.42700 @  20.00 °C.
Boiling Point: 142.00 to  143.00 °C. @ 760.00 mm Hg
Acid Value: 1.00 max. KOH/g
Vapor Pressure: 6.866000 mmHg @ 25.00 °C. (est)
Vapor Density: 3.9 ( Air = 1 )
Flash Point: 36.00 °F. TCC ( 2.22 °C. )
logP (o/w): 1.806 (est)
Soluble in:
 alcohol
 water, slightly
 water, 4259 mg/L @ 25 °C (est)
Insoluble in:
 water
Similar Items: note
allyl crotonate
isoamyl crotonate
apple crotonate
benzyl crotonate
butyl (E)-2-crotonate
citronellyl crotonate
cyclohexyl crotonate
dimethyl benzyl carbinyl crotonate
ethyl crotonate
fig crotonate
geranyl crotonate
heptyl crotonate
(Z)-3-hexen-1-yl (E)-crotonate
(E)-3-hexen-1-yl crotonate
hexyl (E)-crotonate
octyl crotonate
phenethyl crotonate
3-phenyl propyl crotonate
plum crotonate
isopropyl (E)-crotonate
propyl crotonate
isopropyl 3-methyl thiocrotonate
Synonyms   Articles   Notes   Search   Top
Organoleptic Properties:
 
Odor Type: fermented
 
 pungent  chemical  sweet  alliaceous  caramellic  rummy  
Odor Description:
at 10.00 % in dipropylene glycol. 
pungent chemical diffusive sweet alliaceous caramel rum
 
 pungent  chemical  sweet  alliaceous  caramellic  rummy  
Odor Description:
Pungent, chemical and diffusive, with sweet alliaceous and caramellic rum-like nuances
Mosciano, Gerard P&F 15, No. 2, 69, (1990)
 
 
Flavor Type: musty
 
 musty  onion  garlic  caramellic  brown  
Taste Description:
at 10.00 ppm.  
Musty, onion and garlic, caramellic and brown notes
Mosciano, Gerard P&F 15, No. 2, 69, (1990)
 
Odor and/or flavor descriptions from others (if found).
 
Taytonn ASCC
Ethyl Trans-2-Butenoate
Odor Description: Sweet, Caramellic/ Caramel, Rum
 
Indukern F&F
ETHYL CROTONATE
Odor Description: ETHEREAL, POWERFUL, FRUITY
 
 
Synonyms   Articles   Notes   Search   Top
Cosmetic Information:
None found
Synonyms   Articles   Notes   Search   Top
Suppliers:
Advanced Biotech
ETHYL CROTONATE NATURAL
96% min.
Odor: Ethereal, rum
Alfrebro
ETHYL-trans-2-BUTENOATE NATURAL (ETHYL CROTONATE)
Odor: Rum, Ethereal
Alfrebro
ETHYL-trans-2-BUTENOATE
Odor: Ethereal, Rum
Augustus Oils
Ethyl Crotonate
Services
BOC Sciences
For experimental / research use only.
Ethyl crotonate
Charkit Chemical
ETHYL TRANS-2-BUTENOATE FEMA 3486
Frutarom
ETHYL TRANS-2-BUTENOATE
KOSHER
Flavor: Pungent, Sweet, Alliaceous, Caramellic, Rummy
CBD Offering
IFF
ETHYL TRANS-2-BUTENOATE
KOSHER
Flavor: Pungent, Sweet, Alliaceous, Caramellic, Rummy
Indukern F&F
ETHYL CROTONATE
Odor: ETHEREAL, POWERFUL, FRUITY
Jiangyin Healthway
Ethyl Crotonate Natural98%
New functional food ingredients
Jiangyin Healthway
Ethyl Crotonate
Kingchem Laboratories
ETHYL CROTONATE (T2 BUTENOATE)
Odor: Sweet, ethereal
Penta International
ETHYL CROTONATE NATURAL
Penta International
ETHYL CROTONATE
Reincke & Fichtner
Ethyl trans-2-butenoate
Sigma-Aldrich
Ethyl trans-2-butenoate, ≥96%, FG
Odor: ethereal; wine-like
Certified Food Grade Products
Sigma-Aldrich
Ethyl trans-2-butenoate, natural, ≥97%, FG
SRS Aromatics
ETHYL CROTONATE
Synerzine
Ethyl trans-butenoate
Taytonn ASCC
Ethyl Trans-2-Butenoate
Odor: Sweet, Caramellic/ Caramel, Rum
TCI AMERICA
For experimental / research use only.
Ethyl Crotonate >98.0%(GC)
Synonyms   Articles   Notes   Search   Top
Safety Information:
Preferred SDS: View
European information :
Most important hazard(s):
Xi - Irritant
R 11 - Highly flammable.
R 36/37/38 - Irritating to eyes, respiratory system, and skin.
S 02 - Keep out of the reach of children.
S 16 - Keep away from sources of ignition - No Smoking.
S 20/21 - When using do not eat, drink or smoke.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36/37/39 - Wear suitable clothing, gloves and eye/face protection.
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Human Experience:
4 % solution: no irritation or sensitization.
Oral/Parenteral Toxicity:
oral-rat LD50  3000 mg/kg
Journal of Industrial Hygiene and Toxicology. Vol. 26, Pg. 269, 1944.

Dermal Toxicity:
skin-guinea pig LD50 > 5000 mg/kg
Food and Cosmetics Toxicology. Vol. 19, Pg. 115, 1981.

Inhalation Toxicity:
Not determined
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Safety in Use Information:
Category: flavor and fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Recommendation for ethyl (E)-2-crotonate usage levels up to:
  4.0000 % in the fragrance concentrate.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): 12.00 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI): 9500 (μg/person/day)
Threshold of Concern:1800 (μg/person/day)
Structure Class: I
Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS).
The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library
publication number: 10
Click here to view publication 10
 average usual ppmaverage maximum ppm
baked goods: -20.70000
beverages(nonalcoholic): -3.00000
beverages(alcoholic): -4.00000
breakfast cereal: --
cheese: --
chewing gum: --
condiments / relishes: --
confectionery froastings: -16.10000
egg products: --
fats / oils: --
fish products: --
frozen dairy: -8.40000
fruit ices: -8.40000
gelatins / puddings: -5.71000
granulated sugar: --
gravies: --
hard candy: --
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: --
milk products: --
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: --
sugar substitutes: --
sweet sauces: --
 
Food categories according to Commission Regulation EC No. 1565/2000 (EC, 2000) in FGE.06 (EFSA, 2002a). According to the Industry the "normal" use is defined as the average of reported usages and "maximum use" is defined as the 95th percentile of reported usages (EFSA, 2002i).
Note: mg/kg = 0.001/1000 = 0.000001 = 1/1000000 = ppm.
 average usage mg/kgmaximum usage mg/kg
Dairy products, excluding products of category 02.0 (01.0): 6.000008.00000
Fats and oils, and fat emulsions (type water-in-oil) (02.0): -1.00000
Edible ices, including sherbet and sorbet (03.0): 3.000008.00000
Processed fruit (04.1): --
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): --
Confectionery (05.0): 60.00000100.00000
Chewing gum (05.0): --
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): 1.200007.00000
Bakery wares (07.0): 2.400006.00000
Meat and meat products, including poultry and game (08.0): 1.000002.00000
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): 1.000005.00000
Eggs and egg products (10.0): --
Sweeteners, including honey (11.0): --
Salts, spices, soups, sauces, salads, protein products, etc. (12.0): 1.000002.00000
Foodstuffs intended for particular nutritional uses (13.0): --
Non-alcoholic ("soft") beverages, excl. dairy products (14.1): 20.0000050.00000
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): 30.00000100.00000
Ready-to-eat savouries (15.0): 1.0000010.00000
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): --
Synonyms   Articles   Notes   Search   Top
Safety References:
Flavor & Extract Manufacturers Association (FEMA) reference(s):
The FEMA GRAS assessment of alpha,beta-unsaturated aldehydes and related substances used as flavor ingredients. View pdf
European Food Safety Athority(EFSA): Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...
European Food Safety Authority (EFSA) reference(s):
Flavouring Group Evaluation 5, Revision 1 (FGE.05Rev1):Esters of branched- and straight-chain aliphatic saturated primary alcohols and of one secondary alcohol, and branched- and straight-chain unsaturated carboxylic acids from chemical groups 1, 2, and 5 (Commission Regulation (EC) No 1565/2000 of 18 July 2000) [1] - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC)
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 71: Consideration of aliphatic, linear, alpha,beta-unsaturated carboxylic acids and related esters
View page or View pdf
Flavouring Group Evaluation 72 (FGE.72): Consideration of aliphatic, branched-chain saturated and unsaturated alcohols, aldehydes, acids, and related esters evaluated by the JECFA (61st meeting) structurally related to branched- and straight-chain unsaturated carboxylic acids. Esters of these and straight-chain aliphatic saturated alcohols evaluated by EFSA in FGE.05Rev2 (2010)
View page or View pdf
Flavouring Group Evaluation 5, Revision 2 (FGE.05Rev2): Branched- and straight-chain unsaturated carboxylic acids and esters of these with aliphatic saturated alcohols from chemical groups 1, 2, 3 and 5
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 95 (FGE.95): Consideration of aliphatic, linear or branched-chain saturated and unsaturated alcohols, aldehydes, acids and related esters evaluated by JECFA (69th meeting) structurally related to esters of branched- and straight-chain aliphatic saturated primary alcohols and of one secondary alcohol, and branched- and straight-chain unsaturated carboxylic acids evaluated by EFSA in FGE.05Rev1 (2008)
View page or View pdf
Scientific Opinion on the safety and efficacy of straight-chain primary aliphatic alcohols/aldehydes/acids, acetals and esters with esters containing saturated alcohols and acetals containing saturated aldehydes (chemical group 1) when used as flavourings for all animal species
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 5, Revision 3 (FGE.05Rev3): Branched- and straight-chain unsaturated aldehydes, dienals, unsaturated and saturated carboxylic acids and related esters with saturated and unsaturated aliphatic alcohols and a phenylacetic acid related ester from chemical groups 1, 2, 3, 5 and 15
View page or View pdf
EPI System: View
AIDS Citations: Search
Cancer Citations: Search
Toxicology Citations: Search
EPA Substance Registry Services (TSCA): 623-70-1
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 429065
National Institute of Allergy and Infectious Diseases: Data
WISER: UN 1862
WGK Germany: 2
 ethyl (E)-but-2-enoate
Chemidplus: 0000623701
RTECS: GQ3500000 for cas# 623-70-1
Synonyms   Articles   Notes   Search   Top
References:
 ethyl (E)-but-2-enoate
NIST Chemistry WebBook: Search Inchi
Canada Domestic Sub. List: 623-70-1
Pubchem (cid): 429065
Pubchem (sid): 134977120
Synonyms   Articles   Notes   Search   Top
Other Information:
(IUPAC): Atomic Weights of the Elements 2011 (pdf)
Videos: The Periodic Table of Videos
tgsc: Atomic Weights use for this web site
(IUPAC): Periodic Table of the Elements
FDA Substances Added to Food (formerly EAFUS): View
CHEMBL: View
HMDB (The Human Metabolome Database): HMDB39581
Export Tariff Code: 2916.19.5000
Typical G.C.
VCF-Online: VCF Volatile Compounds in Food
ChemSpider: View
Synonyms   Articles   Notes   Search   Top
Potential Blenders and core components note
 
For Odor
alliaceous
 dibutyl sulfideFL/FR
1,3-dithiane 
 methyl furfuryl disulfideFL/FR
buttery
 acetyl butyrylFL/FR
caramellic
 maltyl propionateFL/FR
5-methyl furfuralFL/FR
citrus
bitter orange peel oil brazilFL/FR
ethereal
 decyl propionateFL/FR
 ethyl formateFL/FR
fermented
isobutyl decanoateFL/FR
 hexanal diethyl acetalFL/FR
3-methyl-1-pentanolFL/FR
floral
 papaya isobutyrateFL/FR
isobutyl acetoacetateFL/FR
 diethyl laevo-tartrateFL/FR
 ethyl butyrateFL/FR
 ethyl heptanoateFL/FR
 ethyl lactateFL/FR
 farnesyl acetoneFL/FR
 geranyl acetoacetateFL/FR
4-heptanoneFL/FR
 sorbyl butyrateFL/FR
 tetrahydrofurfuryl acetateFL/FR
green
(E)-2-hexen-1-yl valerateFL/FR
herbal
6-acetoxydihydrotheaspiraneFL/FR
 anthemis nobilis flower oil romanFL/FR
 clary sage concreteFL/FR
white cognac oilFL/FR
soapy
 ethyl undecanoateFL/FR
spicy
 ethyl vinyl ketoneFL/FR
 ethyl 2-mercaptopropionateFL/FR
 ethyl methyl mercaptopropionateFL/FR
 grapefruit menthaneFL/FR
2-methyl 5-(methyl thio) furanFL/FR
4-methyl-1,3-dithiane 
vanilla
 ethyl vanillin isobutyrateFL/FR
waxy
isoamyl laurateFL/FR
 ethyl octanoateFL/FR
winey
 butyl angelateFL/FR
2-hexanolFL/FR
 
For Flavor
 
No flavor group found for these
6-acetoxydihydrotheaspiraneFL/FR
2-amyl-5 or 6-keto-1,4-dioxaneFL
 butyl angelateFL/FR
isobutyl decanoateFL/FR
isobutyraldehyde propylene glycol acetalFL
 decyl propionateFL/FR
 diethyl laevo-tartrateFL/FR
 ethyl aconitateFL
 farnesyl acetoneFL/FR
 geranyl acetoacetateFL/FR
 hexanal diethyl acetalFL/FR
2-hexanolFL/FR
alliaceous
 allyl disulfideFL
 allyl thiopropionateFL
 cyclopentyl mercaptanFL
2-methyl thioacetaldehydeFL
3-tetrahydrothiophenoneFL
 truffle sulfideFL
brown
5-methyl furfuralFL/FR
 tetrahydrofurfuryl acetateFL/FR
burnt
 furfuryl alcoholFL
caramellic
 maltyl propionateFL/FR
coffee
 coffee distillatesFL
 methyl furfuryl disulfideFL/FR
creamy
 acetyl butyrylFL/FR
ethereal
 ethyl formateFL/FR
fatty
isoamyl laurateFL/FR
fruity
isobutyl acetoacetateFL/FR
 ethyl butyrateFL/FR
 ethyl heptanoateFL/FR
 ethyl lactateFL/FR
4-heptanoneFL/FR
bitter orange peel oil brazilFL/FR
 sorbyl butyrateFL/FR
fusel
white cognac oilFL/FR
green
 dibutyl sulfideFL/FR
(E)-2-hexen-1-yl valerateFL/FR
4-methyl-2-pentenalFL
 papaya isobutyrateFL/FR
herbal
 anthemis nobilis flower oil romanFL/FR
 clary sage concreteFL/FR
meaty
(R,S)-2-mercapto-3-butanolFL
bis(2-methyl-3-furyl) disulfideFL
ortho-thiocresolFL
musty
2-methyl 5-(methyl thio) furanFL/FR
onion
1,3-dithiane 
 ethyl 2-mercaptopropionateFL/FR
 methionolFL
 methyl propyl disulfideFL
 methyl propyl trisulfideFL
 propyl thioacetateFL
seafood
1,4-dithianeFL
spicy
 ethyl vinyl ketoneFL/FR
sulfurous
 allyl sulfideFL
 butyl mercaptanFL
 ethyl methyl mercaptopropionateFL/FR
S-ethyl thioacetateFL
 furfuryl thiopropionateFL
 grapefruit menthaneFL/FR
3-mercapto-2-methyl pentanalFL
4-methyl-1,3-dithiane 
vanilla
 ethyl vanillin isobutyrateFL/FR
waxy
 ethyl octanoateFL/FR
 ethyl undecanoateFL/FR
whiskey
3-methyl-1-pentanolFL/FR
 
Synonyms   Articles   Notes   Search   Top
Potential Uses:
 appleFR
 butterscotchFR
 caramelFL
 chocolate cocoaFL
 cognacFR
 garlicFL
 grapeFR
 onionFL
 papayaFR
 passion fruitFR
 pineappleFR
 saffronFR
 strawberryFR
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Occurrence (nature, food, other): note
 apple fruit
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 cocoa
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 grape concord grape
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 guava fruit - up to 1.25 mg/kg
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 mussel - .99 mg/kg
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 papaya fruit
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 passion fruit
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 rum
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 star fruit oil cuba @ trace%
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 strawberry wild strawberry fruit
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 wine
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Synonyms:
(E)-but-2-enoic acid ethyl ester
trans-but-2-enoic acid ethyl ester
(2E)-2-butenoic acid ethyl ester
(E)-2-butenoic acid ethyl ester
trans-2-butenoic acid ethyl ester
2-butenoic acid, ethyl ester, (2E)-
2-butenoic acid, ethyl ester, (E)-
(E)-crotonic acid ethyl ester
(E)-alpha-crotonic acid ethyl ester
 crotonic acid, ethyl ester, (E)-
 ethyl (2E)-2-butenoate
 ethyl (2E)-but-2-enoate
 ethyl (E)-2-butenoate
 ethyl (E)-but-2-enoate
(E)-ethyl 2-butenoate
 ethyl 2-butenoate, (E)-
 ethyl alpha-crotonate
(E)-ethyl but-2-enoate
 ethyl crotonate FCC
 ethyl crotonate natural
 ethyl trans-2-butenoate
 ethyl trans-crotonate
 ethyl-(2E)-but-2-enoat
 ethyl-trans-2-butenoate
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Articles:
PubMed: Aroma volatiles recovered in the water phase of cashew apple (Anacardium occidentale L.) juice during concentration.
PubMed: Effects of methanogenic inhibitors on methane production and abundances of methanogens and cellulolytic bacteria in in vitro ruminal cultures.
PubMed: Metabolism of ethyl tiglate in apple fruits leads to the formation of small amounts of (R)-ethyl 2-methylbutanoate.
PubMed: Fluorinated retinoic acids and their analogues. 3. Synthesis and biological activity of aromatic 6-fluoro analogues.
PubMed: [On the specifity and stereospecificity of the conversion of different 2,3-unsaturated acids by Clostridium kluyveri (author's transl)].
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