3-methyl-2-cyclopenten-1-one
1-methyl-1-cyclopenten-3-one
 
Notes:
Flavouring ingredient
  • Beijing Lys Chemicals
    • Beijing Lys Chemicals Co, LTD.
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      BEIJING LYS CHEMICALS CO, LTD, established in 2004, is a fine chemical high-tech company which contains R&D, production, and sales. We mainly engaged in export and technology development of flavor and fragrance materials and pharmaceutical intermediates. We have nearly 500 kinds of products, from grams to tons, exported to USA, Europe, South Asia and etc. And we custom manufacture new products according to customers’ needs, and serve good quality products and service. Our goal is to become a fine chemical enterprise which could provide special products and services.
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      10166 3-Methyl-2-cyclopenten-1-one
       
  • BOC Sciences
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      Product(s):
      2758-18-1 3-Methyl-2-cyclopenten-1-one
       
  • Penta International
    • Penta International Corporation
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      For over 30 years, Penta Manufacturing Company has played a growing role in worldwide chemistry innovations and applications. As an industry leader, Penta continues to pioneer chemistry-based solutions for practically every area of commerce. Our products and expertise have helped fuel technical advances in dozens of commercial applications including flavoring, coloring, fragrances and chemical processes.
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      Product(s):
      13-38300 3-METHYL-2-CYCLOPENTEN-1-ONE
       
  • Sigma-Aldrich
  • 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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      Product(s):
      W1300 1-Methyl-1-cyclopenten-3-one
       
  • TCI AMERICA
    • TCI AMERICA
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      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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      Product(s):
      M0956 3-Methyl-2-cyclopentenone >98.0%(GC)
       
  • Tianjin Danjun International
    • Tianjin Danjun International Trade Co., LTD.
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      Tianjin danjun international trade co., LTD. is an organic chemicals trading company approved by the relevant state authorities to register. We have about 300 kinds of products (natural aroma chemicals, synthetic aroma chemicals and pharmaceutical intermediates). Most of the products are used in flavor and fragrance industry. We know the Chinese chemical market well and we have close relationship with many of the main manufacturers, and to provide our customers with quality goods together with comprehensive service.
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      A-011 3-Methyl-2-cyclopenten-1-one
       
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    • Qingdao Free Trade Zone United International Co Ltd
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      Qingdao Free Trade Zone United International Trade Co., Ltd.was founded in 1996, specializing in the production and import and export of food additives,flavor raw materials and pharmaceutical and chemical raw materials. The company has experienced R&D and business personnel,product quality, low price, efficient service and fast insight and grasp the latest market information.
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      8006 3-Methyl-2-Cyclopenten-1-One
       
  • WholeChem
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      Product(s):
      3-Methyl-2-cyclopenten-1-one
       
Synonyms   Articles   Notes   Search
CAS Number: 2758-18-1Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg: 220-421-5
FDA UNII: 6V7RSW7273
Nikkaji Web: J22.870B
Beilstein Number: 1280476
MDL: MFCD00001403
CoE Number: 11137
XlogP3-AA: 0.50 (est)
Molecular Weight: 96.12896000
Formula: C6 H8 O
NMR Predictor: Predict (works with chrome, Edge or firefox)
Category: flavoring 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
JECFA Food Flavoring: 1105  1-methyl-1-cyclopenten-3-one
DG SANTE Food Flavourings: 07.112  3-methyl-2-cyclopenten-1-one
FEMA Number: 3435 1-methyl-1-cyclopenten-3-one
FDA:No longer provide for the use of these seven synthetic flavoring substances
FDA Mainterm (SATF):2758-18-1 ; 1-METHYL-1-CYCLOPENTEN-3-ONE
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Physical Properties:
Appearance: colorless to brown clear liquid (est)
Assay: 98.00 to 100.00 % 
Food Chemicals Codex Listed: No
Specific Gravity: 0.96800 to 0.97500 @  25.00 °C.
Pounds per Gallon - (est).: 8.055 to  8.113
Refractive Index: 1.48500 to 1.49100 @  20.00 °C.
Melting Point: 3.00 to  5.00 °C. @ 760.00 mm Hg
Boiling Point: 74.00 °C. @ 15.00 mm Hg
Boiling Point: 157.00 to  158.00 °C. @ 760.00 mm Hg
Vapor Pressure: 2.741000 mmHg @ 25.00 °C. (est)
Flash Point: 150.00 °F. TCC ( 65.56 °C. )
logP (o/w): 0.301 (est)
Soluble in:
 alcohol
 water
 water, 1.015e+004 mg/L @ 25 °C (est)
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Organoleptic Properties:
 
Odor Type: fruity
 
 sweet  fruity  fatty  
Odor Description:
at 1.00 % in dipropylene glycol. 
sweet fruity fatty
 
Odor and/or flavor descriptions from others (if found).
 
 
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Cosmetic Information:
None found
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Suppliers:
Beijing Lys Chemicals
3-Methyl-2-cyclopenten-1-one
BOC Sciences
For experimental / research use only.
3-Methyl-2-cyclopenten-1-one
EMD Millipore
For experimental / research use only.
3-Methyl-2-cyclopenten-1-one
Matrix Scientific
For experimental / research use only.
3-Methyl-2-cyclopenten-1-one, 95+%
Penta International
3-METHYL-2-CYCLOPENTEN-1-ONE
Santa Cruz Biotechnology
For experimental / research use only.
3-Methyl-2-cyclopentenone
Shijiazhuang Donglian Nankai Aroma Chemicals
3-Methyl-2-cyclopenten-1-one
Odor: Caramel odor with fatty rice
Sigma-Aldrich
3-Methyl-2-cyclopenten-1-one, 97%, FG
Certified Food Grade Products
Synerzine
1-Methyl-1-cyclopenten-3-one
TCI AMERICA
For experimental / research use only.
3-Methyl-2-cyclopentenone >98.0%(GC)
Tengzhou Xiang Yuan Aroma Chemicals
3-Methyl-2-cyclopenten-1-one
Tianjin Danjun International
3-Methyl-2-cyclopenten-1-one
United International
3-Methyl-2-Cyclopenten-1-One
WholeChem
3-Methyl-2-cyclopenten-1-one
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Safety Information:
Preferred SDS: View
 
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.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
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Safety in Use Information:
Category: flavoring agents
Recommendation for 3-methyl-2-cyclopenten-1-one usage levels up to:
 not for fragrance use.
 
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.06 (μg/capita/day)
Maximised Survey-derived Daily Intakes (MSDI-USA): ND (μg/capita/day)
Structure Class: II
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: 8
Click here to view publication 8
 average usual ppmaverage maximum ppm
baked goods: -3.00000
beverages(nonalcoholic): -2.00000
beverages(alcoholic): --
breakfast cereal: -2.00000
cheese: --
chewing gum: --
condiments / relishes: -2.00000
confectionery froastings: --
egg products: --
fats / oils: --
fish products: --
frozen dairy: --
fruit ices: --
gelatins / puddings: --
granulated sugar: --
gravies: -2.00000
hard candy: --
imitation dairy: --
instant coffee / tea: --
jams / jellies: --
meat products: -2.00000
milk products: --
nut products: --
other grains: --
poultry: --
processed fruits: --
processed vegetables: --
reconstituted vegetables: --
seasonings / flavors: --
snack foods: --
soft candy: --
soups: -2.00000
sugar substitutes: --
sweet sauces: --
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Safety References:
Flavor & Extract Manufacturers Association (FEMA) reference(s):
The FEMA GRAS assessment of alicyclic 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 212: alpha,beta-Unsaturated alicyclic ketones and precursors from chemical subgroup 2.6 of FGE.19
View page or View pdf
List of apha, beta-Unsaturated Aldehydes and Ketones representative of FGE.19 substances for Genotoxicity Testing [1] - Statement of the Panel on Food Contact Materials, Enzymes, Flavourings and Processing Aids (CEF)
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 212 Revision 1 (FGE.212Rev1): alpha,beta-Unsaturated alicyclic ketones and precursors from chemical subgroup 2.6 of FGE.19.
View page or View pdf
Scientific Opinion on Flavouring Group Evaluation 212 Revision 3 (FGE.212Rev3): a,-unsaturated alicyclic ketones and precursors from chemical subgroup 2.6 of FGE.19
View page or View pdf
Flavouring Group Evaluation 51, Revision 2 (FGE.51Rev2): Consideration of alicyclic ketones and secondary alcohols and related esters evaluated by JECFA (59th meeting) structurally related to alicyclic ketones secondary alcohols and related esters in FGE.09Rev6 (2015)
View page or View pdf
Safety and efficacy of secondary alicyclic saturated and unsaturated alcohols, ketones, ketals and esters with ketals containing alicyclic alcohols or ketones and esters containing secondary alicyclic alcohols from chemical group 8 when used as flavourings for all animal species
View page or View pdf
EPI System: View
AIDS Citations: Search
Cancer Citations: Search
Toxicology Citations: Search
EPA Substance Registry Services (TSCA): 2758-18-1
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 17691
National Institute of Allergy and Infectious Diseases: Data
WGK Germany: 3
 3-methylcyclopent-2-en-1-one
Chemidplus: 0002758181
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References:
 3-methylcyclopent-2-en-1-one
NIST Chemistry WebBook: Search Inchi
Canada Domestic Sub. List: 2758-18-1
Pubchem (cid): 17691
Pubchem (sid): 134982426
Pherobase: View
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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): HMDB31546
FooDB: FDB008156
Export Tariff Code: 2914.29.5000
Typical G.C.
VCF-Online: VCF Volatile Compounds in Food
ChemSpider: View
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Potential Blenders and core components note
 
For Odor
No odor group found for these
isovaleraldehyde diethyl acetalFL/FR
buttery
 acetyl butyrylFL/FR
ethereal
 decyl propionateFL/FR
fatty
 allyl cyclohexyl hexanoateFL/FR
isobutyl undecylenateFL/FR
 coconut absoluteFL/FR
(Z)-3-octen-1-olFL/FR
fruity
(E)-2-hepten-1-yl acetateFL/FR
 octyl heptanoateFL/FR
gamma-undecalactone (aldehyde C-14 (so-called))FL/FR
green
3-heptanoneFL/FR
herbal
 benzyl octanoateFL/FR
oily
 petal pyranoneFL/FR
waxy
9-decenoic acidFL/FR
 
For Flavor
 
No flavor group found for these
 allyl cyclohexyl hexanoateFL/FR
 benzyl octanoateFL/FR
isobutyl undecylenateFL/FR
 decyl propionateFL/FR
(E)-2-hepten-1-yl acetateFL/FR
 octyl heptanoateFL/FR
 valeraldehyde diethyl acetalFL
isovaleraldehyde diethyl acetalFL/FR
creamy
 acetyl butyrylFL/FR
gamma-undecalactone (aldehyde C-14 (so-called))FL/FR
fatty
 coconut absoluteFL/FR
(Z)-3-octen-1-olFL/FR
green
3-(5-methyl-2-furyl) butanalFL
ketonic
3-heptanoneFL/FR
oily
 petal pyranoneFL/FR
waxy
9-decenoic acidFL/FR
 
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Potential Uses:
 fruitFR
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Occurrence (nature, food, other): note
 cornmint oil india @ 0.02%
Data  GC  Search Trop  Picture
 katsuobushi
Search  PMC Picture
 onion roasted onion
Search Trop  Picture
 pepper bell pepper fruit
Search Trop  Picture
 pork
Search  PMC Picture
 tea black tea
Search Trop  Picture
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Synonyms:
 cyclopent-2-en-1-one, 3-methyl-
2-cyclopenten-1-one, 3-methyl-
3-methyl cyclopent-2-enone
1-methyl-1-cyclopenten-3-one
3-methyl-2-cyclopentenone
3-methyl-cyclopent-2-enone
3-methylcyclopent-2-en-1-one
3-methylcyclopent-2-enone
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Articles:
PubMed: Comparative volatile profiles in soy sauce according to inoculated microorganisms.
PubMed: Antimycobacterial activity of constituents from Foeniculum vulgare var. dulce grown in Mexico.
PubMed: Structure elucidation of the diagnostic product ion at m/z 97 derived from androst-4-en-3-one-based steroids by ESI-CID and IRMPD spectroscopy.
PubMed: Cyclic 1,2-diketones as core building blocks: a strategy for the total synthesis of (-)-terpestacin.
PubMed: Odor detection of mixtures of homologous carboxylic acids and coffee aroma compounds by humans.
PubMed: Bimetallic phenylene-bridged Cp/amide titanium complexes and their olefin polymerization.
PubMed: Prooxidant action of furanone compounds: implication of reactive oxygen species in the metal-dependent strand breaks and the formation of 8-hydroxy-2'-deoxyguanosine in DNA.
PubMed: o-Phenylene-bridged Cp/sulfonamido titanium complexes for ethylene/1-octene copolymerization.
PubMed: Gas chromatography/mass spectrometric characterisation of pyrolysis/silylation products of glucose and cellulose.
PubMed: Identification of impurities affecting commercial ethylene glycol UV transmittance.
PubMed: Microbiological hydroxylation of cinerone to cinerolone.
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