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品質等級
化驗
≥99.0% (AT)
形狀
solid
光學活性
[α]20/D +9.5±0.5°, c = 5% in 5 M HCl
雜質
≤0.3% foreign amino acids
mp
254 °C (dec.) (lit.)
溶解度
H2O: 1 g/10 mL, clear, colorless (hot)
負離子痕跡
sulfate (SO42-): ≤100 mg/kg
正離子痕跡
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
NH4+: ≤500 mg/kg
Na: ≤50 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Zn: ≤5 mg/kg
SMILES 字串
O.Cl.N[C@@H](Cc1c[nH]cn1)C(O)=O
InChI
1S/C6H9N3O2.ClH.H2O/c7-5(6(10)11)1-4-2-8-3-9-4;;/h2-3,5H,1,7H2,(H,8,9)(H,10,11);1H;1H2/t5-;;/m0../s1
InChI 密鑰
CMXXUDSWGMGYLZ-XRIGFGBMSA-N
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一般說明
L-组氨酸是一种亲水性必需氨基酸，其具有含有咪唑基的碱性侧链。
生化／生理作用
L-组氨酸可由ATP、5-磷酸核糖-1-焦磷酸（PRPP）和谷氨酰胺生物合成。这种必需氨基酸可被组氨酸酶、尿苷酶和咪唑酮丙酸酶降解为谷氨酸；它也是组氨酸脱羧酶作用的组胺前体。
儲存類別代碼
11 - Combustible Solids
水污染物質分類（WGK）
WGK 1
閃點（°F）
Not applicable
閃點（°C）
Not applicable
個人防護裝備
Eyeshields, Gloves, type N95 (US)
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