Perthiocyanic acid

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Names

[ CAS No. ]:
20939-17-7

[ Name ]:
Perthiocyanic acid

[Synonym ]:
1,2,4-Thiadiazole-3,5-dithiol
Perthiocyanic acid

Chemical & Physical Properties

[ Density]:
1.276g/cm3

[ Boiling Point ]:
42.238ºC at 760 mmHg

[ Molecular Formula ]:
C2H2N2S3

[ Molecular Weight ]:
150.24600

[ Flash Point ]:
-20.654ºC

[ Exact Mass ]:
149.93800

[ PSA ]:
124.00000

[ LogP ]:
1.86330

[ Vapour Pressure ]:
394.633mmHg at 25°C

[ Index of Refraction ]:
1.464

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XI4817000
CHEMICAL NAME :
1,2,4-Thiadiazolidine-3,5-dithione
CAS REGISTRY NUMBER :
20939-17-7
LAST UPDATED :
199406
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C2-H2-N2-S3

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD - Lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>500 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. (Washington, DC) Volume(issue)/page/year: 5,24,1953

Safety Information

[ HS Code ]:
2934999090

Precursor & DownStream

Precursor

DownStream

  • Xanthane Hydride
  • hydrogen sulfide

Customs

[ HS Code ]: 2934999090

[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Related Compounds

  • Thiovaleric acid S-sec-butyl ester
  • Octanethioic acid S-propyl ester
  • Hexanethioic acid S-decyl ester
  • Thiopropionic acid S-undecyl ester
  • trisporic acid
  • Benzoic acid, 3,4-dihydroxy-, 2-Methylpropyl ester