Dithiocyano methane
Names
[ CAS No. ]:
6317-18-6
[ Name ]:
Dithiocyano methane
[Synonym ]:
Dithiocyano methane
MFCD00001833
methanediyl bis(thiocyanate)
thiocyanatomethyl thiocyanate
EINECS 228-652-3
Methandiylbis(thiocyanat)
Thiocyanic acid, methylene ester
Methylene bis(thiocyanate)
methylene dithiocyanate
Chemical & Physical Properties
[ Density]:
1.4±0.1 g/cm3
[ Boiling Point ]:
285.2±23.0 °C at 760 mmHg
[ Melting Point ]:
104-106 °C(lit.)
[ Molecular Formula ]:
C3H2N2S2
[ Molecular Weight ]:
130.191
[ Flash Point ]:
126.3±22.6 °C
[ Exact Mass ]:
129.965942
[ PSA ]:
98.18000
[ LogP ]:
0.80
[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C
[ Index of Refraction ]:
1.601
[ Stability ]:
Stable, but moisture sensitive. Reacts vigorously with strong bases, strong oxidizing agents. Reacts with water.
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- XL1560000
- CHEMICAL NAME :
- Thiocyanic acid, methylene ester
- CAS REGISTRY NUMBER :
- 6317-18-6
- BEILSTEIN REFERENCE NO. :
- 1743370
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 17
- MOLECULAR FORMULA :
- C3-H2-N2-S2
- MOLECULAR WEIGHT :
- 130.19
- WISWESSER LINE NOTATION :
- NCS1SCN
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 :
- 55 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- DIMCAL Developments in Industrial Microbiology. (Soc. for Industrial Microbiology, 1401 Wilson Blvd., Arlington, VA 22209) V.1- 1960- Volume(issue)/page/year: 12,404,1971
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 3600 ug/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#03787
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 398 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - other changes Liver - other changes
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0545751
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 20 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold Vascular - BP lowering not characterized in autonomic section
- 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 :
- 240 mg/kg/2W-I
- TOXIC EFFECTS :
- Gastrointestinal - necrotic changes Endocrine - changes in thymus weight Related to Chronic Data - death
- REFERENCE :
- NTPTR* National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NIH-94-3381
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 520 mg/kg/13W-I
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Olfaction) - effect, not otherwise specified Blood - changes in erythrocyte (RBC) count Biochemical - Metabolism (Intermediary) - other proteins
- REFERENCE :
- NTPTR* National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NIH-94-3381
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 120 mg/kg/2W-I
- TOXIC EFFECTS :
- Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight
- REFERENCE :
- NTPTR* National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NIH-94-3381
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 520 mg/kg/13W-I
- TOXIC EFFECTS :
- Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Gastrointestinal - other changes Liver - other changes
- REFERENCE :
- NTPTR* National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NIH-94-3381 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 260 mg/kg
- SEX/DURATION :
- male 13 week(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count)
- REFERENCE :
- NTPTR* National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No.206- Volume(issue)/page/year: NIH-94-3381 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81675 No. of Facilities: 159 (estimated) No. of Industries: 8 No. of Occupations: 3 No. of Employees: 1670 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81675 No. of Facilities: 1056 (estimated) No. of Industries: 26 No. of Occupations: 24 No. of Employees: 24231 (estimated) No. of Female Employees: 995 (estimated)
Safety Information
[ Hazard Codes ]:
T+:Verytoxic;N:Dangerous for the environment;
[ Risk Phrases ]:
R25;R26;R34;R43;R50
[ Safety Phrases ]:
S26-S28-S36/37/39-S45-S61-S28A
[ RIDADR ]:
UN 2811 6.1/PG 2
[ WGK Germany ]:
3
[ RTECS ]:
XL1560000
[ Packaging Group ]:
II
[ Hazard Class ]:
8
[ HS Code ]:
2930909059
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2930909059
[ Summary ]:
HS:2930909059 hydrazinecarbothioamide VAT:17.0% Tax rebate rate:9.0% Supervision conditions:S MFN tariff:6.5% General tariff:30.0%