DL-Histidine monohydrochloride monohydrate Property

Melting point:

253 °C (dec.)(lit.)

alpha 

[α]D20 0±0.3゜ (c=3, H2O)

storage temp. 

Inert atmosphere,Room Temperature

solubility 

H₂O: 0.1 g/mL, clear

Water Solubility 

0.1 G/ML

BRN 

4161354

CAS DataBase Reference

123333-71-1(CAS DataBase Reference)

Safety

Hazard Codes 

Xn

Risk Statements 

22-36/37/38

Safety Statements 

24/25-36/37-26-22

WGK Germany 

3

TSCA 

Yes

HS Code 

29332900

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H226Flammable liquid and vapour

H315Causes skin irritation

H319Causes serious eye irritation

Precautionary statements

P210Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P233Keep container tightly closed.

P240Ground/bond container and receiving equipment.

P241Use explosion-proof electrical/ventilating/lighting/…/equipment.

P242Use only non-sparking tools.

P243Take precautionary measures against static discharge.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P332+P313IF SKIN irritation occurs: Get medical advice/attention.

P337+P313IF eye irritation persists: Get medical advice/attention.

P370+P378In case of fire: Use … for extinction.

P403+P235Store in a well-ventilated place. Keep cool.

DL-Histidine monohydrochloride monohydrate Chemical Properties,Usage,Production

Chemical Properties

white crystals

Uses

DL-Histidine monohydrochloride monohydrate is the mixed isomer of D- and L-histidine. It may be used to evaluate the efficiency of amino acid chiral ligand exchange media and systems and in running buffers for capillary electrophoresis. It is also an important organic intermediate. It can be used in agrochemical, pharmaceutical and dyestuff field.