S-Acetylthioacetic Acid

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Names

[ CAS No. ]:
1190-93-8

[ Name ]:
S-Acetylthioacetic Acid

[Synonym ]:
S-Acetyl-2-mercaptoacetic acid,S-Acetylthioglycolic acid
2-(Acetylthio)acetic acid
2-acetylsulfanylacetic acid
(Acetylthio)acetic Acid
EINECS 214-725-7

Chemical & Physical Properties

[ Density]:
1.337g/cm3

[ Boiling Point ]:
251.1ºC at 760mmHg

[ Molecular Formula ]:
C4H6O3S

[ Molecular Weight ]:
134.15400

[ Flash Point ]:
105.6ºC

[ Exact Mass ]:
134.00400

[ PSA ]:
79.67000

[ LogP ]:
0.35070

[ Vapour Pressure ]:
0.00659mmHg at 25°C

[ Index of Refraction ]:
1.513

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
AF1665000
CHEMICAL NAME :
Acetic acid, acetylmercapto-
CAS REGISTRY NUMBER :
1190-93-8
BEILSTEIN REFERENCE NO. :
1753984
LAST UPDATED :
199701
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C4-H6-O3-S
MOLECULAR WEIGHT :
134.16
WISWESSER LINE NOTATION :
QV1SV1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
150 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689

Safety Information

[ Hazard Codes ]:
T+

[ HS Code ]:
2930909090

Synthetic Route

Precursor & DownStream

Precursor

  • Ethanoic anhydride
  • Mercaptoacetic acid
  • Chloroacetic acid
  • Thioacetic acid
  • Acetyl chloride
  • S-Acetyl-thioglykolsaeure-trimethylsilylester
  • P-NITROPHENYLACETATE

DownStream

  • N-Succinimidyl-S-acetylthioacetate
  • 1,3,4-Thiadiazole,2-methyl-5-phenyl-

Customs

[ HS Code ]: 2930909090

[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%


Related Compounds

  • S-acetylthioacetic acid N-hydroxysuccinimidyl ester
  • S acid
  • S-(2-chloro-2-oxoethyl) ethanethioate
  • dimethylcarbamothioic S-acid
  • chloromethanethioic S-acid
  • phenylcarbamothioic S-acid