methyl thiocyanate

Modify Date: 2024-01-05 02:36:25

methyl thiocyanate Structure
methyl thiocyanate structure
Common Name methyl thiocyanate
CAS Number 556-64-9 Molecular Weight 73.11690
Density 1.08 Boiling Point 131 °C
Molecular Formula C2H3NS Melting Point -5 °C
MSDS Chinese USA Flash Point 38 °C
Symbol GHS02 GHS06
GHS02, GHS06
Signal Word Danger

 Names

Name methyl thiocyanate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.08
Boiling Point 131 °C
Melting Point -5 °C
Molecular Formula C2H3NS
Molecular Weight 73.11690
Flash Point 38 °C
Exact Mass 72.99860
PSA 49.09000
LogP 0.83048
Index of Refraction 1.467-1.469

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XL1575000
CHEMICAL NAME :
Thiocyanic acid, methyl ester
CAS REGISTRY NUMBER :
556-64-9
BEILSTEIN REFERENCE NO. :
1098357
LAST UPDATED :
199701
DATA ITEMS CITED :
11
MOLECULAR FORMULA :
C2-H3-N-S
MOLECULAR WEIGHT :
73.12
WISWESSER LINE NOTATION :
NCS1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
60 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1036,1986
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2670 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 18,310,1936
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
30 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 18,310,1936
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
23 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PCBPBS Pesticide Biochemistry and Physiology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1971- Volume(issue)/page/year: 2,95,1972
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
64 mg/kg
TOXIC EFFECTS :
Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea Lungs, Thorax, or Respiration - cyanosis
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 18,310,1936
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
18 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#02864
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - cat
DOSE/DURATION :
8500 ug/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Gastrointestinal - changes in structure or function of salivary glands
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 18,310,1936
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
20 mg/kg
TOXIC EFFECTS :
Behavioral - hallucinations, distorted perceptions Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - other changes
REFERENCE :
AEPPAE Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. (Berlin, Ger.) V.110-253, 1925-66. For publisher information, see NSAPCC. Volume(issue)/page/year: 150,257,1930 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
448 mg/kg/2W-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes Related to Chronic Data - death
REFERENCE :
JIHTAB Journal of Industrial Hygiene and Toxicology. (Cambridge, MA) V.18-31, 1936-49. For publisher information, see AEHLAU. Volume(issue)/page/year: 18,310,1936 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7134 No. of Facilities: 7 (estimated) No. of Industries: 1 No. of Occupations: 4 No. of Employees: 6721 (estimated) No. of Female Employees: 858 (estimated)

 Safety Information

Symbol GHS02 GHS06
GHS02, GHS06
Signal Word Danger
Hazard Statements H226-H301 + H311 + H331-H319-H335
Precautionary Statements P261-P280-P301 + P310-P305 + P351 + P338-P311
Hazard Codes T:Toxic;
Risk Phrases R10;R23/24/25
Safety Phrases S28A-S27-S26-S16-S45-S36/37/39
RIDADR UN1992
RTECS XL1575000
Packaging Group III
Hazard Class 3

 Synthetic Route

 Articles6

More Articles
Olfactometry Profiles and Quantitation of Volatile Sulfur Compounds of Swiss Tilsit Cheeses.

J. Agric. Food Chem. 63 , 7511-21, (2015)

To establish the odor profiles of three differently fabricated commercial Swiss Tilsit cheeses, analyses were conducted using headspace solid-phase microextraction gas chromatography-mass spectrometry...

Infrared emission following photolysis of methylisothiocyanate and methylthiocyanate.

J. Phys. Chem. A 115(21) , 5319-23, (2011)

Methylisothiocyanate (CH(3)NCS) was photolyzed at 193 and 248 nm, and the resulting time-resolved infrared emission was observed. Similar experiments were performed on methylthiocyanate (CH(3)SCN) pho...

Quantification of methyl thiocyanate in the headspace of Pseudomonas aeruginosa cultures and in the breath of cystic fibrosis patients by selected ion flow tube mass spectrometry.

Rapid Commun. Mass Spectrom. 25(17) , 2459-67, (2011)

Infection by Pseudomonas aeruginosa (PA) is a major cause of morbidity and mortality in patients with cystic fibrosis (CF). Breath analysis could potentially be a useful diagnostic of such infection, ...

 Synonyms

methylthiomethanenitrile
Methyl Rhodanide
methylthiocyanate
Methylthiokyanat
thiocyanatomethane
Methyl sulfocyanate
EINECS 209-134-6
Methane,thiocyanato
methyl isothiocyanate
Methylrhodanid
Methyl rhodanate
thiocyanic acid methyl ester
MFCD00001830
Methyl thiocyanate