L-Histidine monohydrochloride monohydrate

• Catalog No.: 53369
• CAS Number: 5934-29-2
• M. F.: C6H12ClN3O3
• M. W.: 209.63078
• Purity: ≥99.5% (AT)

SYNONYMS

• Title: L-组氨酸 单盐酸盐 一水合物
• IUPAC name: (2S)-2-amino-3-(1H-imidazol-4-yl)propanoic acid hydrate hydrochloride
• IUPAC Traditional name: L-histidin hydrate hydrochloride
• Synonyms: L-α-Amino-β-(4-imidazolyl)propionic acid monohydrochloride; L-α-氨基-β-(4-咪唑基)丙酸 单盐酸盐

DATABASE IDS

• MDL Number: MFCD00151027
• PubChem SID: 24877984
• CAS Number: 5934-29-2
• Beilstein Number: 4168261

PROPERTIES

• Antion Traces: sulfate (SO42-): ≤100 mg/kg
• Cation Traces: Al: ≤5 mg/kg
• Cation Traces: As: ≤0.1 mg/kg
• Cation Traces: Ba: ≤5 mg/kg
• Cation Traces: Bi: ≤5 mg/kg
• Cation Traces: Ca: ≤10 mg/kg
• Cation Traces: Cd: ≤5 mg/kg
• Cation Traces: Co: ≤5 mg/kg
• Cation Traces: Cr: ≤5 mg/kg
• Cation Traces: Cu: ≤5 mg/kg
• Cation Traces: Fe: ≤5 mg/kg
• Cation Traces: K: ≤50 mg/kg
• Cation Traces: Li: ≤5 mg/kg
• Cation Traces: Mg: ≤5 mg/kg
• Cation Traces: Mn: ≤5 mg/kg
• Cation Traces: Mo: ≤5 mg/kg
• Cation Traces: NH4+: ≤500 mg/kg
• Cation Traces: Na: ≤50 mg/kg
• Cation Traces: Ni: ≤5 mg/kg
• Cation Traces: Pb: ≤5 mg/kg
• Cation Traces: Sr: ≤5 mg/kg
• Cation Traces: Zn: ≤5 mg/kg
• Empirical Formula (Hill Notation): C6H9N3O2 · HCl · H2O
• Ignition Residue: ≤0.05% (as SO4)
• Impurities: insoluble matter, passes filter test
• Impurities: ≤0.3% foreign amino acids
• λ: 0.5 M in H2O
• Product Line: BioUltra
• Purity: ≥99.5% (AT)
• Absorption Wavelength: λ: 260 nm Amax: 0.1
• Absorption Wavelength: λ: 280 nm Amax: 0.1
• Melting Point: 254 °C (dec.)(lit.)
• Optical Rotation: [α]20/D +9.5±0.5°, c = 5% in 5 M HCl
• pH: 3.0-4.0 (25 °C, 0.5 M in H2O)
• Solubility: H2O: soluble0.5 M at 20 °C, clear, colorless
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
• RTECS: MS3119000
• German water hazard class: 3

DETAILS

Description (English)

Biochem/physiol Actions
Precursor of histamine by action of histidine decarboxylase.

Description (简体中文)

Biochem/physiol Actions
组胺的前体，经组氨酸脱羧酶作用可生成组胺。