L-Histidine CAS 71-00-1

CAS: 71-00-1

Molecular Formula: C6H9N3O2

Molecular Weight: 155.15

EINECS: 200-745-3

Synonyms: (s)-1h-imidazole-4-alanin; (s)-1h-imidazole-4-propanoicaci; (s)-4-(2-amino-2-carboxyethyl)imidazole; (s)-alpha-amino-1h-imidazole-4-propanoicacid; 1H-Imidazole-4-propanoic acid, alpha-amino-, (S)-; 3-(1h-imidazol-4-yl)-l-alanin; 4-(2-Amino-2-carboxyethyl)imidazole; L-HISTIDINE BASE; L-(-)-HISTIDINE

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What is L-Histidine CAS 71-00-1?

L-Histidine is a white crystal or crystalline powder. Odorless. Slightly bitter. Melting and decomposing at approximately 277-288 ℃. Its imidazole group easily forms complex salts with metal ions. Dissolved in water (4.3g/100ml, 25 ℃), extremely insoluble in ethanol, and insoluble in ether.

Specification

Item	Specification
Boiling point	278.95°C (rough estimate)
Density	1.3092 (rough estimate)
Melting point	282 °C (dec.)(lit.)
pKa	1.8(at 25℃)
resistivity	13 ° (C=11, 6mol/L HCl)
PH	7.0-8.0 (25℃, 0.1M in H2O)

Application

L-Histidine is used in biochemical research and in medicine for the treatment of gastric ulcers, anemia, allergies, etc. L-Histidine nutritional supplement. Amino acid infusion and comprehensive amino acid preparations are extremely important components. Used in medicine to treat gastric ulcers, anemia, allergies, etc.