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组氨酸 - 单盐酸盐 一水合物
产品价格查看更多规格...
| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 4058133 | 25 G | 548 | |||
| 4058133 | 100 G | 1320 | |||
| 4058133 | 500 G | 3350 | |||
| 4058133 | 10 KG | 34080 |
产品别名
5934-29-2
HIS
结构式
基本信息
| Empirical Formula【经验(实验)分子式】 | C6H9N3O2 · HCl · H2O |
| Molecular weight | 209.63 |
| Beilstein | 4168261 |
| MDL number | MFCD00151027 |
| EC Index Number【EC索引号】 | 211-438-9 |
| Analysis Note【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 % |
产品性质
| Quality Level【质量水平】 | 100 |
| vapor pressure【蒸汽压】 | <1 hPa ( 20 ℃) |
| pH【pH值(酸碱度)】 | 3.5-4.5 (20 ℃, 100 g/L in H2O) |
| mp | 254 ℃ (dec.) (lit.) |
| solubility【溶解性】 | 149.55 g/L |
| density | 1.49 g/cm3 at 20 ℃ |
| bulk density【堆积密度】 | 770 kg/m3 |
| storage temp.【储存温度】 | 2-30℃ |
| SMILES string | 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 key | CMXXUDSWGMGYLZ-XRIGFGBMSA-N |
安全信息
| Pictograms【象形图】 | GHS07 |
| Signal word【警示用语：】 | Warning |
| Hazard Statements | H319 |
| Precautionary Statements | P264 - P280 - P305 + P351 + P338 - P337 + P313 |
| Hazard Classifications【危险分类】 | Eye Irrit. 2 |
| Storage Class Code【储存分类代码】 | 11 - Combustible Solids |
| WGK | WGK 1 |
