[L06328] CAS 52-89-1 | L-Cysteine hydrochloride, anhydrous, 98% | Alfa
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Brand: Alfa Aesar
52-89-1 | C3H8ClNO2S | cysteine hcl
Chemical Identifiers
CAS
52-89-1
Molecular Weight (g/mol)
157.61
MDL Number
MFCD00064553
Synonym
cysteine hcl
SMILES
Cl.N[C@@H](CS)C(O)=O
InChI Key
IFQSXNOEEPCSLW-QYLAHFPANA-N
Molecular Formula
C3H8ClNO2S
IUPAC Name
(2R)-2-amino-3-sulfanylpropanoic acid hydrochloride
Specifications
Identification (FTIR)
Conforms (non-U.S. specification)
Appearance (Color)
White
Comment
Specification differs for U.S. and non-U.S. material where indicated
Optical Rotation
6.1 ± 0.4° (C=5 in 5N HCl)
Form
Crystals or powder or crystalline powder
설명
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.
Other References:
Merck Index:14,2781Beilstein:3560277
GHS Hazard and Precautionary Statements
Hazard Statements:H315-H319-H335
GHS H StatementH315-H319-H335 Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.
Precautionary Statements:P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
Risk & Safety
TSCA:YesRTECS Number:HA2275000
경고:RUO – Research Use Only
CAS52-89-1FORMULAC3H8ClNO2SEINECS200-157-7MDLMFCD00064553
| Pakage | 100g, 25g |
|---|---|
| brand | Alfa Aesar |
