Merck
All Photos(5)

N4126

Sigma-Aldrich

烟酸

≥98%

Synonym(s):
3-吡啶甲酸, 吡啶-3-羧酸, 尼亚生, 抗糙皮病因子, 维生素 B3
Empirical Formula (Hill Notation):
C6H5NO2
CAS Number:
Molecular Weight:
123.11
Beilstein:
109591
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.25

生物来源

synthetic (organic)

质量水平

200

测定

≥98%

形式

powder

颜色

white to off-white

mp

236-239 °C (lit.)

SMILES string

OC(=O)c1cccnc1

InChI

1S/C6H5NO2/c8-6(9)5-2-1-3-7-4-5/h1-4H,(H,8,9)

InChI key

PVNIIMVLHYAWGP-UHFFFAOYSA-N

Gene Information

human ... CYP1A2(1544)
rat ... Chrnb2(54239)

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一般描述

烟酸又被称为维生素B3或烟酸。它是一种水溶性维生素。烟酸可在体内合成,也可从饮食中获取。

应用

烟酸已用于:
  • 用作MS维生素储备溶液的组分
  • 检测大肠杆菌细菌培养物中的铁载体
  • 用作果蝇成虫完整培养基的组分

包装

5, 100, 500 g in poly bottle
1 kg in poly bottle

生化/生理作用

烟酸参与烟酰胺腺嘌呤二核苷酸(NAD+)生产,后者则被用于线粒体氧化磷酸化生产三磷酸腺嘌呤(ATP)。它还会减少肝脏生产的极低密度脂蛋白(VLDL)和载脂蛋白B (apo-B)。烟酸缺乏会导致糙皮病。

象形图

Exclamation mark

警示用语:

Warning

危险声明

预防措施声明

危险分类

Eye Irrit. 2

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(F)

379.4 °F - closed cup

闪点(C)

193 °C - closed cup

个人防护装备

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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