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羟乙基哌嗪乙硫磺酸
HEPES, Free Acid, Molecular Biology Grade-CAS 7365-45-9-Calbiochem
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| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 4087388 | 25 G | 796 | |||
| 4087388 | 250 G | 4300 |
产品别名
7365-45-9
羟乙基哌嗪乙硫磺酸
HEPES, Free Acid, Molecular Biology Grade-CAS 7365-45-9-Calbiochem
N-(2-Hydroxyethyl)piperazine-N′-(2-ethanesulfonic acid)
N-2-Hydroxyethylpiperazine-N'-2-ethanesulfonic acid
4-(2-Hydroxyethyl)piperazine-1-ethanesulfonic acid
HEPES
4-(2-羟乙基)哌嗪-1-乙磺酸
N-(2-羟乙基)哌嗪-N′-(2-乙磺酸)
结构式
基本信息
| Empirical Formula【经验(实验)分子式】 | C8H18N2O4S |
| Molecular weight | 238.30 |
| Beilstein | 883043 |
| MDL number | MFCD00006158 |
| General description【一般描述】 | A zwitterionice N-substituted aminosulfonic acid buffer. Useful in the pH 6.8-8.2 range. Has a pKa of 7.48 at 25°C. |
| Warning【警告】 | Toxicity: Standard Handling (A) |
| Legal Information【法律信息】 | CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany |
产品性质
| Quality Level【质量水平】 | 100 |
| Assay【测定】 | ≥99% (alkalimetric) |
| form【形式】 | solid |
| manufacturer/tradename | Calbiochem® |
| storage condition【储存条件】 | OK to freeze |
| color【颜色】 | white |
| useful pH range【有效pH范围】 | 6.8 - 8.2 |
| pKa (25 ℃) | 7.5 |
| solubility【溶解性】 | water: 400 mg/mL aqueous base: soluble |
| cation traces【痕量阳离子】 | heavy metals: ≤0.0005% |
| foreign activity【异质活性】 | DNase, RNase, and protease, none detected |
| shipped in【运输】 | ambient |
| storage temp.【储存温度】 | 15-25℃ |
| SMILES string | OCCN1CCN(CC1)CCS(O)(=O)=O |
| InChI | 1S/C8H18N2O4S/c11-7-5-9-1-3-10(4-2-9)6-8-15(12,13)14/h11H,1-8H2,(H,12,13,14) |
| InChI key | JKMHFZQWWAIEOD-UHFFFAOYSA-N |
| packaging【包装】 | 25 g in Glass bottle 250 g in Plastic ampoule |
安全信息
| Storage Class Code【储存分类代码】 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
