|L-Histidine Basic information|
|Chemical properties Uses Production methods Content analysis Toxicity Using limits|
|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|
|Product Categories:||Amino Acids;Histidine [His, H];Amino Acids and Derivatives;alpha-Amino Acids;Biochemistry;Nutritional Supplements;Amino Acids;amino|
|L-Histidine Chemical Properties|
|Melting point||282 °C (dec.)(lit.)|
|alpha||12.4 º (c=11,6N HCl)|
|Boiling point||278.95°C (rough estimate)|
|density||1.3092 (rough estimate)|
|FEMA||3694 | L-HISTIDINE|
|refractive index||13 ° (C=11, 6mol/L HCl)|
|solubility||H2O: 50 mg/mL|
|color||White to off-white or pale yellow|
|PH||7.0-8.0 (25℃, 0.1M in H2O)|
|PH Range||7 – 8 at 15.5 g/l at 25 °C|
|optical activity||[α]20/D 39±1°, c = 2% in H2O|
|Water Solubility||41.6 g/L (25 ºC)|
|λmax||λ: 260 nm Amax: 0.05|
|λ: 280 nm Amax: 0.05|
|Stability:||Stable. Incompatible with strong oxidizing agents.|
Since 2005, we have more than 15 years experience in chemical industry.
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