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L-Cysteine monohydrochloride

L-Cysteine monohydrochloride Structure
CAS No.
52-89-1
Chemical Name:
L-Cysteine monohydrochloride
Synonyms
L-CYSTEINE HCL;L-CYSTEINE HYDROCHLORIDE;CYSTEINE HYDROCHLORIDE;CYSTEINE HCL;L-cysteine HCL MONO;L-CYSTEINE MONOHYDROCHLORIDE;L-Cys·HCl;Cysteine chlorhydrate;wr348;EK 2367
CBNumber:
CB6694980
Molecular Formula:
C3H8ClNO2S
Molecular Weight:
157.62
MOL File:
52-89-1.mol
MSDS File:
SDS
Modify Date:
2024/7/12 15:32:57

L-Cysteine monohydrochloride Properties

Melting point 180°C
alpha 5.5 º (c=8, 6 N HCL)
storage temp. Inert atmosphere,Room Temperature
solubility H2O: 1 M at 20 °C, clear, colorless
form Solid
color White to light brown
Odor odorless
optical activity [α]20/D +6.4±0.3°, c = 5% in 5 M HCl
Water Solubility SOLUBLE
Sensitive Hygroscopic
Merck 14,2781
BRN 3560277
Stability Stable, but light, moisture and air sensitive. Incompatible with strong oxidizing agents, some metals.
InChIKey IFQSXNOEEPCSLW-DKWTVANSSA-N
LogP 0.235 (est)
CAS DataBase Reference 52-89-1(CAS DataBase Reference)
NIST Chemistry Reference L-cysteine hydrochloride(52-89-1)
EPA Substance Registry System L-Cysteine hydrochloride (52-89-1)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P280a-P304+P340-P405-P501a-P261-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  2
RTECS  HA2275000
3-10-23
TSCA  Yes
HS Code  29309013
Toxicity LD50 intraperitoneal in mouse: 1250mg/kg
NFPA 704
1
2 0

L-Cysteine monohydrochloride price More Price(10)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich(India) C7477 L-Cysteine hydrochloride anhydrous, from non-animal source, BioReagent, suitable for cell culture, ≥98.0% 52-89-1 25G ₹10348.7 2022-06-14 Buy
Sigma-Aldrich(India) C7477 L-Cysteine hydrochloride anhydrous, from non-animal source, BioReagent, suitable for cell culture, ≥98.0% 52-89-1 100G ₹33914.73 2022-06-14 Buy
Sigma-Aldrich(India) C1276 L-Cysteine hydrochloride anhydrous, ≥98% (TLC) 52-89-1 10G ₹4394.95 2022-06-14 Buy
Sigma-Aldrich(India) C7477 L-Cysteine hydrochloride anhydrous, from non-animal source, BioReagent, suitable for cell culture, ≥98.0% 52-89-1 1KG ₹110111.9 2022-06-14 Buy
Sigma-Aldrich(India) C1276 L-Cysteine hydrochloride anhydrous, ≥98% (TLC) 52-89-1 50G ₹11474.5 2022-06-14 Buy
Product number Packaging Price Buy
C7477 25G ₹10348.7 Buy
C7477 100G ₹33914.73 Buy
C1276 10G ₹4394.95 Buy
C7477 1KG ₹110111.9 Buy
C1276 50G ₹11474.5 Buy

L-Cysteine monohydrochloride Chemical Properties,Uses,Production

Chemical Properties

solid

Uses

As dough conditioner.

Definition

ChEBI: A hydrochloride obtained by combining L-cysteine with one molar equivalent of hydrogen chloride.

General Description

L-cysteine is a sulfur-containing amino acid.

Safety Profile

: Moderately toxic by intraperitoneal, intravenous, and possibly other routes. Mutation data reported. When heated to decomposition it emits very toxic fumes of NOx, SOx, and Cl-.

Purification Methods

Likely impurities are cystine and tyrosine. Crystallise the salt from MeOH by adding diethyl ether, or from hot 20% HCl. Dry it under vacuum over P2O5. Hygroscopic. [Beilstein 4 III 1580, 1600.]

Global( 763)Suppliers
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P. D. Navkar Bio-Chem Pvt., Ltd. 91-80-22157444 Karnataka, India 24 58 Inquiry

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