<生产厂家价格>

4-吡哆酸

4-吡哆酸用途

4-Pyridoxic acid是维生素B6的分解代谢产物,从尿液中分泌。

4-吡哆酸名称

[ CAS 号 ]:
82-82-6

[ 中文名 ]:
2-甲基-3-羟基-4-羧基-3-羟甲基吡啶

[ 英文名 ]:
4-Pyridoxic acid

[中文别名 ]:

[英文别名 ]:

4-pyridoxinecarboxylicacid
4-Pyridoxicacidcrystalline
4-pyridoxylicacid
EINECS 201-440-8
4-pyridoxinicacid
4-pyridoxinsaeure
4-Pyridoxic
Pyridoxic Acid
4-PYRIDOXIC ACID
3-hydroxy-2-methyl-5-methylol-isonicotinic acid

4-吡哆酸生物活性

[ 描述 ]:

4-Pyridoxic acid是维生素B6的分解代谢产物,从尿液中分泌。

[ 相关类别 ]:

天然产物 >> 酸和醛

研究领域 >> 其他

[ 靶点 ]

Human Endogenous Metabolite

[参考文献]

[1]. Sharma SK, et al. Determination of vitamin B6 vitamers and pyridoxic acid in biological samples. J Chromatogr. 1992 Jul 1;578(1):45-51.

[相关活性小分子]

4-吡哆酸物理化学性质

[ 密度 ]:
1.48g/cm3

[ 沸点 ]:
584.5ºC at 760 mmHg

[ 熔点 ]:
258-261ºC (dec.)(lit.)

[ 分子式 ]:
C₈H₉NO₄

[ 分子量 ]:
183.16100

[ 闪点 ]:
307.3ºC

[ 精确质量 ]:
183.05300

[ PSA ]:
90.65000

[ LogP ]:
0.28610

[ 折射率 ]:
1.637

[ 储存条件 ]:
-20°C

4-吡哆酸毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: NS1800000

CHEMICAL NAME :: Isonicotinic acid, 3-hydroxy-5-(hydroxymethyl)-2-methyl-

CAS REGISTRY NUMBER :: 82-82-6

BEILSTEIN REFERENCE NO. :: 0384006

LAST UPDATED :: 199612

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C8-H9-N-O4

MOLECULAR WEIGHT :: 183.18

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 7500 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - excitement

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 5400 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - excitement

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 2050 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - excitement

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2900 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 2500 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 500 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 11,922,1961

4-吡哆酸安全信息

[ 符号 ]:

GHS07

[ 信号词 ]:
Warning

[ 危害声明 ]:
H315-H319-H335

[ 警示性声明 ]:
P261-P305 + P351 + P338

[ 个人防护装备 ]:
dust mask type N95 (US);Eyeshields;Gloves

[ 危害码 (欧洲) ]:
Xi: Irritant;

[ 风险声明 (欧洲) ]:
36/37/38

[ 安全声明 (欧洲) ]:
26-36

[ 危险品运输编码 ]:
NONH for all modes of transport

[ RTECS号 ]:
NS1800000

[ 海关编码 ]:
2933399090

4-吡哆酸合成路线

详细合成路线

4-吡哆酸上下游产品

4-吡哆酸上游产品

4-吡哆酸下游产品

4-吡哆酸海关

[ 海关编码 ]: 2933399090

[ 中文概述 ]:
2933399090. 其他结构含非稠合吡啶环的化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期

[ Summary ]:
2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

4-吡哆酸文献

Automated screening of urine samples for carbohydrates, organic and amino acids after treatment with urease.

J. Chromatogr. A. 562(1-2) , 125-38, (1991)

Eighty-five clinical urine samples and nineteen urine samples previously found by other laboratories to suggest genetic metabolic defects were prepared for trimethylsilylation by treatment with urease...

Clinical analysis of vitamin B(6): determination of pyridoxal 5'-phosphate and 4-pyridoxic acid in human serum by reversed-phase high-performance liquid chromatography with chlorite postcolumn derivatization.

Anal. Biochem. 333(2) , 336-44, (2004)

A reversed-phase high-performance liquid chromatography (HPLC) method with fluorometric detection was developed for the routine determination of pyridoxal 5'-phosphate (PLP) and 4-pyridoxic acid (4-PA...

Whole Grain Consumption Increases Gastrointestinal Content of Sulfate-Conjugated Oxylipins in Pigs - A Multicompartmental Metabolomics Study.

J. Proteome Res. 14 , 3095-110, (2015)

The effects of increased intake of dietary fiber as either whole grain rye or as resistant starch compared to a typical low dietary fiber Western-style diet on the metabolomics responses were studied ...

更多文献