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L-Cysteine methyl ester hydrochloride 18598-63-5

Inquiry
  Post Date: Apr 24,2024
  Expiry Date: Apr 24,2025
  Detailed Description: Cas No. :18598-63-5 Payment Method: T/T
Product Name: H-Cys-OMe·HCl CAS#: 18598-63-5

Synonyms: L-Cysteine methyl ester hydrochloride

Molecular Formula: C4H9NO2S·HCl

Molecular Weight: 171.6

Manufacture time: 2011-07-15 Batch No.:20110715

Testing time: 2011-07-16 Expiry time:2013-07
Specifications:

Item
Standard
Analysis data
Appearance
White powder with lumps
conforms
Specific rotation[α]20/D
(C=10 in MeOH)
-2.5º ± 1º
-2.0º
Water(KF)
Not more than 1.0%
0.45%
Assay
98.0 to102.0%
99.0%
Conclusion
The product conforms to the standard.

  CAS Registry Number:

18598-63-5
  Synonyms: ;H-Cys-OMe.HCl;Methyl cysteine hydrochloride;Visclair;methyl cysteinate hydrochloride (1:1);(2R)-1-methoxy-1-oxo-3-sulfanylpropan-2-aminium chloride;(2S)-1-methoxy-1-oxo-3-sulfanylpropan-2-aminium chloride;H-Cys-OMe·HCl;
  Molecular Formula: C4H10ClNO2S
  Molecular Weight: 171.6457
  Molecular Structure: 18598-63-5 L-Cysteine methyl ester hydrochloride
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R36/37/38:;
  Safety Description: S26:;
S37/39:;

  Company: SICHUAN TONGSHENG AMINO ACID CO., LTD     [ China ]          
  Contact: Ronghu Chen
  Tel: 0838-2274206/2809458
  Fax: 0838-2274207
  Email: sales@biots.cn
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