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L-Cysteine hydrochloride monohydrate, 99%, Alfa Aesar™

$304.36 - $304.36

Chemical Identifiers

Chemical Name or Material L-Cysteine hydrochloride monohydrate
CAS 7048-04-6
Molecular Formula C3H7NO2S·HCl·H2O
Formula Weight 175.64 (157.62 Anhydrous)
MDL Number MFCD00065606
Beilstein 5158059
Merck Index 14,2781
Synonym H-Cys-OH.HCl.H2O
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Products
Catalog Number Mfr. No. Packaging Quantity Price Quantity    

AAA1038936

  SDS
alfa aesar
A1038936
Each for $304.36
Description & Specifications

Specifications

Formula Weight 175.64 (157.62 Anhydrous)
Quantity 500g
TSCA TSCA
Optical Rotation +5.5° (c=5 in 5N HCl)
Beilstein 5158059
CAS 7048-04-6
Chemical Name or Material L-Cysteine hydrochloride monohydrate
Synonym H-Cys-OH.HCl.H2O
Melting Point ≈175°C (dec.)
Molecular Formula C3H7NO2S·HCl·H2O
pH 1 to 2
Health Hazard 3 GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a;
Avoid breathing dust/fume/gas/mist/vapours/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.
Health Hazard 1 Warning
Health Hazard 2 GHS H Statement
H315-H319-H335;
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Assay 99%
MDL Number MFCD00065606
Merck Index 14,2781
RTECS Number HA2285000

Solubility
Soluble in cold water.

Notes
Air and light sensitive. Hygroscopic. Keep container tightly closed in a dry and well-ventilated place. Incompatible with strong oxidizing agents, metals and hydrogen chloride.

Safety and Handling

Warning

GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a;
Avoid breathing dust/fume/gas/mist/vapours/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.