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Thermo Scientific Chemicals L-Cysteine hydrochloride, anhydrous, 98%
L-cysteine hydrochloride , CAS# 7048-04-6, also known as L-cysteine hydrochloride monohydrate, is a soluble salt of the non-essential amino acid, L-cysteine. It is commonly used as a nucleophile in several chemical reactions. | CAS: 52-89-1 | C3H8ClNO2S | 157.61 g/mol
Supplier: Thermo Scientific Chemicals L0632822
Description
L-Cysteine hydrochloride, anhydrous is widely used as additive in food production. It is used as an antioxidant to promote fermentation and keep the flavor. It is also used in cosmetics and animal feed.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
General Description
- L-cysteine hydrochloride is a non-essential proteinogenic amino acid commonly used in chemical reactions, for instance, the thiol side chain in cysteine often participates in enzymatic reactions as a nucleophile.
Application
- L-cysteine hydrochloride plays an important role as a histidine ammonia-lyase inhibitor with the ability to interfere with the action of histidine ammonia-lyase.
- In chemical reactions, L-cysteine hydrochloride is used as a raw material for the production of S-carboxymethyl-L-cysteine, L-cysteine base, and N-acetyl-L-cysteine.
- This compound also has antioxidant activity.
- It has been used in laboratory protocols to separate dorsal root ganglion neurons.
- This compound is applied to study the inhibitory effect of L-cysteine hydrochloride hydrate in preventing enzymatic browning in apples.
Specifications
∽180°C (decomposition) | |
anhydrous | |
0.8 to 1.2 | |
MFCD00064553 | |
14,2781 | |
Soluble in water. (580g/L at 20°C), | |
Cl.N[C@@H](CS)C(O)=O | |
157.61 | |
60960 | |
+6.4° (c=5 in 5N HCl) | |
98% |
L-Cysteine hydrochloride | |
52-89-1 | |
C3H8ClNO2S | |
3560277 | |
l-cysteine hydrochloride, cystein chloride, r-cysteine hydrochloride, l-cysteine.hcl, cysteine monohydrochloride, l-+-cysteine hydrochloride, l-cysteine, hydrochloride, l-cysteine monohydrochloride, cysteine hcl, l-cysteine hydrochloride anhydrous | |
IFQSXNOEEPCSLW-QYLAHFPANA-N | |
(2R)-2-amino-3-sulfanylpropanoic acid;hydrochloride | |
100 g | |
Irritating | |
157.62 | |
Air sensitive; Hygroscopic |
Chemical Identifiers
52-89-1 | |
157.61 | |
IFQSXNOEEPCSLW-QYLAHFPANA-N | |
60960 | |
Cl.N[C@@H](CS)C(O)=O |
C3H8ClNO2S | |
MFCD00064553 | |
l-cysteine hydrochloride, cystein chloride, r-cysteine hydrochloride, l-cysteine.hcl, cysteine monohydrochloride, l-+-cysteine hydrochloride, l-cysteine, hydrochloride, l-cysteine monohydrochloride, cysteine hcl, l-cysteine hydrochloride anhydrous | |
(2R)-2-amino-3-sulfanylpropanoic acid;hydrochloride |
Safety and Handling
GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
H315-H319-H335
EINECSNumber : 200-157-7
RTECSNumber : HA2275000
TSCA : Yes
Recommended Storage : Ambient temperatures
RUO – Research Use Only