L-Cysteine methyl ester hydrochloride 18598-63-5
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Post Date:
Jan 19,2025
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Expiry Date:
Jan 19,2026
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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.
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CAS Registry Number:
18598-63-5
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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;
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Molecular Formula:
C4H10ClNO2S
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Molecular Weight:
171.6457
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Molecular Structure:
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Hazard Symbols:
Xi:Irritant;
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Risk Codes:
R36/37/38:;
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Safety Description:
S26:;
S37/39:;
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