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L-Cysteine hydrochloride, anhydrous, 98%
Catalog number: L06328.14
25 g, Each
Thermo Scientific Chemicals
L-Cysteine hydrochloride, anhydrous, 98%
Catalog number: L06328.14
25 g, Each
Quantity
Catalog number: L06328.14
also known as L06328-14
Price (EUR)
Chemical Identifiers
CAS
52-89-1
IUPAC Name
(2R)-2-amino-3-sulfanylpropanoic acid hydrochloride
Molecular Formula
C3H8ClNO2S
InChI Key
IFQSXNOEEPCSLW-QYLAHFPANA-N
SMILES
Cl.N[C@@H](CS)C(O)=O
Specifications
Specification SheetIdentification (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
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.
RUO – Research Use Only
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Safety and Handling
Classification of the substance or mixture
CLP classification - Regulation(EC) No 1272/2008
Skin Corrosion/Irritation
Category 2
Serious Eye Damage/Eye Irritation
Category 2
Specific target organ toxicity - (single exposure)
Category 3
Label Elements
Signal Word
Warning
Hazard Statements
H315 - Causes skin irritation
H319 - Causes serious eye irritation
H335 - May cause respiratory irritation
Precautionary Statements
P261 - Avoid breathing dust/fume/gas/mist/vapors/spray
P280 - Wear protective gloves/protective clothing/eye protection/face protection
P302 + P352 - IF ON SKIN: Wash with plenty of soap and water
P305 + P351 + P338 - IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing