L-Histidine

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1 Gram	Negotiable

1 Gram

Negotiable

Min.Order :1 Gram
Purity: 99% purity
Payment Terms : T/T,,MoneyGram,Other

Keywords

L-Histidine 71-00-1 99% purity

Quick Details

Appearance:White to off-white or pale yellow powder
Application:intermediate
PackAge:According to the need to packing
ProductionCapacity:100|Kilogram|Month
Storage:sealed,dry,low temperature
Transportation:air,sea and courier

Superiority:

L-Histidine Basic information

Product Name:   L-Histidine
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
CAS:   71-00-1
MF:   C6H9N3O2
MW:   155.15
EINECS:   200-745-3
Product Categories:
Mol File:   71-00-1.mol

Details:

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)
storage temp.    Store at RT.
solubility    H2O: 50 mg/mL
form    powder
pka   1.8(at 25℃)
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
JECFA Number   1431
Merck    14,4720
BRN    4673585
Stability:   Stable. Incompatible with strong oxidizing agents.
InChIKey   HNDVDQJCIGZPNO-YFKPBYRVSA-N
CAS DataBase Reference   71-00-1(CAS DataBase Reference)
NIST Chemistry Reference   L-Histidine(71-00-1)
EPA Substance Registry System   L-Histidine (71-00-1)

Safety Information
Hazard Codes    Xn
Risk Statements    22-36/37/38
Safety Statements    24/25-36/37-26-22
WGK Germany    2
RTECS    MS3070000
F    10-23
TSCA    Yes
HS Code    29332990
Hazardous Substances Data   71-00-1(Hazardous Substances Data)
Toxicity   LD50 orally in Rabbit: > 5110 mg/kg

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