半岛bd体育手机客户端 说明
一般描述
Nicotinic acid (pyridine-3-carboxylic acid) is also known as niacin or vitamin B3. It is a water-soluble vitamin found in some vegetable and animal sources. Niacin is also a precursor for the synthesis of NAD and NADP.
应用
Nicotinic acid-(ring-d4) can be used as an internal standard for the quantification of nicotinic acid in the biological sample by gas chromatography-mass spectrometry (GC-MS). It can be also used as a precursor for the preparation ofN′-nitrosonornicotine-2,4,5,6-d4derivative.
包装
500 mg in glass bottle
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.
基本信息
| 经验(实验)分子式 | C6D4HNO2 |
| 分子量 | 127.13 |
| MDL编号 | MFCD00190491 |
| PubChem化学物质编号 | 24871967 |
| NACRES | NA.12 |
半岛bd体育手机客户端 性质
| 质量水平 | 200 |
| 同位素纯度 | ≥98 atom % D |
| 测定 | ≥98% (CP) |
| 形式 | powder |
| technique(s) | mass spectrometry (MS): suitable protein expression: suitable |
| 颜色 | white |
| mp | 236-239 ℃ (lit.) |
| 质量偏移 | M+4 |
| SMILES string | [2H]c1nc([2H])c(c([2H])c1[2H])C(O)=O |
| InChI | 1S/C6H5NO2/c8-6(9)5-2-1-3-7-4-5/h1-4H,(H,8,9)/i1D,2D,3D,4D |
| InChI key | PVNIIMVLHYAWGP-RHQRLBAQSA-N |
安全信息
| 象形图 |  |
| 警示用语： | Warning |
| 危险声明 | H315 - H319 - H335 |
| 预防措施声明 | P261 - P305 + P351 + P338 |
| 危险分类 | Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3 |
| 储存分类代码 | 13 - Non Combustible Solids |
| WGK | WGK 1 |
| 闪点(F) | 379.4 °F |
| 闪点(C) | 193 ℃ |
Sigma-Aldrich
m.cnreagent.com
