L-cysteine HCl monohydrate is the hydrochloride salt of L-cysteine, a semi-essential, sulfur-containing amino acid and is an important structural component in many proteins.

L-Cysteine hydrochloride monohydrate has been used as a component of yeast dropout media for culturing yeasts. It also has antioxidant properties.

Basic Info

Product Name:

L-Cysteine hydrochloride monohydrate

1.51 g/cm3

Melting Point:

175°C

Boiling Point:

293.9ºC at 760 mmHg

Flash Point:

131.5ºC

Refractive Index:

6 ° (C=8, 1mol/L HCl)

Water Solubility:

H2O: 1 M at 20 °C, clear, colorless

Storage Conditions:

Store at RT.

Vapor Pressure:

<0.1 hPa (20 °C)

Handling and Storage

Precautions for safe handling