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L-Histidine monohydrochloride monohydrate

L-α-Amino-β-(4-imidazolyl)propionic acid monohydrochloride

品牌
Millipore
CAS
5934-29-2
货号
1.04350
规格纯度
for biochemistry
参考价格
457.28 *本价格含增值税费
促销
数量
-+
产品介绍:

产品说明

分析说明

Assay (alkalimetric, calculated on dried substance): ≥ 99.0 %
Identity (IR-spectrum): passes test
Appearance: white to almost white crystalline powder or colorless crystals
Appearance of solution (50 g/l CO₂-free water): clear and colorless
Spec. rotation (α 20/D, 110 g/l, hydrochloric acid 120 g/l, calc. on dried substance): +9.2 to +10.6
Sulfate (SO₄): ≤ 0.02 %
Heavy metals (as Pb): ≤ 0.001 %
As (Arsenic): ≤ 0.0005 %
Ca (Calcium): ≤ 0.001 %
Co (Cobalt): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.0005 %
Na (Sodium): ≤ 0.005 %
NH₄ (Ammonium): ≤ 0.01 %
Zn (Zinc): ≤ 0.0005 %
Foreign amino acids: ≤ 0.3 %
Other ninhydrine positive substances: ≤ 0.1 %
Loss on drying (150 °C): 7.0 - 10.0 %

基本信息

经验(实验)分子式C6H9N3O2 · HCl · H2O
分子量209.63
Beilstein4168261
MDL编号MFCD00151027
EC索引号211-438-9

产品性质

质量水平100
蒸汽压<1 hPa ( 20 ℃)
pH值(酸碱度)3.5-4.5 (20 ℃, 100 g/L in H2O)
mp254 ℃ (dec.) (lit.)
溶解性 149.55 g/L
密度1.49 g/cm3 at 20 ℃
堆积密度770 kg/m3
储存温度2-30℃
SMILES stringO.Cl.N[C@@H](Cc1c[nH]cn1)C(O)=O
InChI1S/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 keyCMXXUDSWGMGYLZ-XRIGFGBMSA-N

安全信息

象形图GHS07
警示用语:Warning
危险声明H319
预防措施声明P264 - P280 - P305 + P351 + P338 - P337 + P313
危险分类Eye Irrit. 2
储存分类代码11 - Combustible Solids
WGKWGK 1
闪点(F)Not applicable
闪点(C)Not applicable

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