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Alfa Aesar™ L-Cysteine hydrochloride, anhydrous, 98%

$66.50 - $207.80

Chemical Identifiers

Chemical Name or Material L-Cysteine hydrochloride
CAS 52-89-1
Name Note anhydrous
Molecular Formula C3H7NO2S·HCl
Formula Weight 157.62
MDL Number MFCD00064553
Beilstein 3560277
Merck Index 14,2781
Synonym H-Cys-OH·HCl
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL0632814

  SDS
alfa aesar™
L0632814
25g Each for $66.50

AAL0632822

  SDS
alfa aesar™
L0632822
100g Each for $207.80
Description & Specifications

Specifications

Formula Weight 157.62
Chemical Name or Material L-Cysteine hydrochloride
MDL Number MFCD00064553
CAS 52-89-1
Health Hazard 1 Warning
Health Hazard 2 GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
TSCA TSCA
Name Note anhydrous
Assay 98%
Molecular Formula C3H7NO2S·HCl
Beilstein 3560277
Merck Index 14,2781
Synonym H-Cys-OH·HCl
Melting Point ≈180°C
pH 0.8 to 1.2
Quantity 25g
Health Hazard 3 GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
Optical Rotation +6.4° (c=5 in 5N HCl)
RTECS Number HA2275000
Odor Irritating

Applications
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.

Solubility
Soluble in water. (580 g/L at 20°C),

Notes
Hygroscopic. Store away from air and water. Incompatible with air, water, Metals and oxidizing agents. Air and light sensitive.

Safety and Handling

Warning

GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.