methyl thiocyanate
methane, thiocyanato-
 
Notes:
None found
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CAS Number: 556-64-9Picture of molecule3D/inchi
ECHA EINECS - REACH Pre-Reg: 209-134-6
FDA UNII: 55I23VY6IE
Nikkaji Web: J3.296D
Beilstein Number: 1098357
MDL: MFCD00001830
XlogP3-AA: 0.90 (est)
Molecular Weight: 73.11791000
Formula: C2 H3 N S
BioActivity Summary: listing
NMR Predictor: Predict (works with chrome, Edge or firefox)
Category: natural substances and extractives
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
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Physical Properties:
Appearance: colorless to pale yellow clear liquid (est)
Assay: 95.00 to 100.00 % 
Food Chemicals Codex Listed: No
Specific Gravity: 1.06800 @  25.00 °C.
Boiling Point: 132.00 to  133.00 °C. @ 760.00 mm Hg
Vapor Pressure: 12.100000 mmHg @ 25.00 °C.
Flash Point: 101.00 °F. TCC ( 38.33 °C. )
logP (o/w): 0.502 (est)
Soluble in:
 alcohol
 water, 3.22e+004 mg/L @ 25 °C (est)
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Organoleptic Properties:
Odor Description:
at 0.01 % in propylene glycol. 
sulfury onion
 
Odor and/or flavor descriptions from others (if found).
 
 
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Cosmetic Information:
None found
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Suppliers:
EMD Millipore
For experimental / research use only.
Methyl Thiocyanate
Sigma-Aldrich: Aldrich
For experimental / research use only.
Methyl thiocyanate 97%
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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:
oral-rat LD50  60 mg/kg
"Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1036, 1986.

intravenous-mouse LD50  18 mg/kg
U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#02864

intraperitoneal-mouse LD50  23 mg/kg
Pesticide Biochemistry and Physiology. Vol. 2, Pg. 95, 1972.

oral-cat LDLo  8500 ug/kg
GASTROINTESTINAL: CHANGES IN STRUCTURE OR FUNCTION OF SALIVARY GLANDS BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Journal of Industrial Hygiene and Toxicology. Vol. 18, Pg. 310, 1936.

Dermal Toxicity:
subcutaneous-mouse LDLo 64 mg/kg
LUNGS, THORAX, OR RESPIRATION: CYANOSIS LUNGS, THORAX, OR RESPIRATION: DYSPNEA BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Journal of Industrial Hygiene and Toxicology. Vol. 18, Pg. 310, 1936.

subcutaneous-rabbit LDLo 20 mg/kg
BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES BEHAVIORAL: "HALLUCINATIONS, DISTORTED PERCEPTIONS"
Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 150, Pg. 257, 1930.

skin-rat LDLo 2670 mg/kg
BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Journal of Industrial Hygiene and Toxicology. Vol. 18, Pg. 310, 1936.

subcutaneous-rat LDLo 30 mg/kg
BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD LUNGS, THORAX, OR RESPIRATION: DYSPNEA LUNGS, THORAX, OR RESPIRATION: CYANOSIS
Journal of Industrial Hygiene and Toxicology. Vol. 18, Pg. 310, 1936.

Inhalation Toxicity:
Not determined
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Safety in Use Information:
Category: natural substances and extractives
Recommendation for methyl thiocyanate usage levels up to:
 not for fragrance use.
 
Recommendation for methyl thiocyanate flavor usage levels up to:
 not for flavor use.
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Safety References:
EPI System: View
AIDS Citations: Search
Cancer Citations: Search
Toxicology Citations: Search
EPA Substance Registry Services (TSCA): 556-64-9
EPA ACToR: Toxicology Data
EPA Substance Registry Services (SRS): Registry
Laboratory Chemical Safety Summary : 11168
National Institute of Allergy and Infectious Diseases: Data
WGK Germany: 3
 methyl thiocyanate
Chemidplus: 0000556649
EPA/NOAA CAMEO: hazardous materials
RTECS: XL1575000 for cas# 556-64-9
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References:
 methyl thiocyanate
NIST Chemistry WebBook: Search Inchi
Pubchem (cid): 11168
Pubchem (sid): 134976879
Flavornet: 556-64-9
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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
CHEBI: View
HMDB (The Human Metabolome Database): Search
FooDB: FDB013885
Export Tariff Code: 2930.90.5050
VCF-Online: VCF Volatile Compounds in Food
ChemSpider: View
Wikipedia: View
Formulations/Preparations:
99% colorless liquid grade
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Potential Blenders and core components note
 
None Found
 
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Potential Uses:
None Found
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Occurrence (nature, food, other): note
 papaya fruit
Search Trop  Picture
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Synonyms:
 methane, thiocyanato-
 methyl rhodanate
 methyl sulfocyanate
(methyl thio) cyanate
(methylthio)cyanate
 methylthiocyanate
 thiocyanatomethane
 thiocyanic acid methyl ester
 thiocyanic acid, methyl ester
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