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Substance Name: Ethyl cysteinate hydrochloride
RN: 868-59-7
UNII: AM467TB2I1
InChIKey: JFKJWWJOCJHMGV-WCCKRBBISA-N

Classification Code

  • Drug / Therapeutic Agent

Molecular Formula

  • C5-H11-N-O2-S.Cl-H

Molecular Weight

  • 185.674
 
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Names and Synonyms

Name of Substance

  • Ethyl cysteinate hydrochloride

Synonyms

  • Cysteine ethyl ester hydrochloride
  • Cysteine ethyl ester hydrochloride (VAN)
  • EINECS 212-779-6
  • Ethitanin
  • Ethyl cysteine hydrochloride
  • Mucastine
  • NSC 117387
  • NSC 519837
  • Taiciscon
  • Teincy
  • UNII-AM467TB2I1

Systematic Names

  • Ethyl L-cysteinate hydrochloride
  • L-Cysteine, ethyl ester, hydrochloride
  • L-Cysteine, ethyl ester, hydrochloride (1:1)

Registry Numbers

CAS Registry Number

  • 868-59-7

FDA UNII

  • AM467TB2I1

Related Registry Number

  • 3411-58-3 (Parent)

System Generated Number

  • 0000868597

Molecular Formulas

Molecular Formula

  • C5-H11-N-O2-S.Cl-H

Molecular Formula Fragments

  • C5-H11-N-O2-S
  • Cl-H
  • COMPONENT

Structure Descriptors

InChI

InChI=1S/C5H11NO2S.ClH/c1-2-8-5(7)4(6)3-9;/h4,9H,2-3,6H2,1H3;1H/t4-;/m0./s1

InChIKey

JFKJWWJOCJHMGV-WCCKRBBISA-N

Smiles

[Cl-].CCOC(=O)[C@@H]([NH3+])CS

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 854mg/kg (854mg/kg)   Chemical and Pharmaceutical Bulletin. Vol. 20, Pg. 721, 1972.
mouse LD50 intravenous 688mg/kg (688mg/kg)   Drugs in Japan Vol. 6, Pg. 113, 1982.
mouse LD50 oral 3470mg/kg (3470mg/kg)   Drugs in Japan Vol. 6, Pg. 113, 1982.
mouse LD50 subcutaneous 1550mg/kg (1550mg/kg)   Drugs in Japan Vol. 6, Pg. 113, 1982.
rat LD50 intravenous 725mg/kg (725mg/kg)   Drugs in Japan Vol. 6, Pg. 113, 1982.
rat LD50 oral 5gm/kg (5000mg/kg)   Drugs in Japan Vol. 6, Pg. 113, 1982.
rat LD50 subcutaneous 2120mg/kg (2120mg/kg)   Drugs in Japan Vol. 6, Pg. 113, 1982.