4-Pyridinecarboxylicacid, 3-hydroxy-5-(hydroxymethyl)-2-methyl-
- 中文别名:4-吡哆酸
- 中文释义:2-甲基-3-羟基-4-羧基-3-羟甲基吡啶;4-吡哆酸;3-羟基-5-(羟甲基)-2-甲基-4-吡啶羧酸
- 英文别名:4-pyridoxic acid;
4-PYRIDOXIC ACID;
3-Hydroxy-5-hydroxymethyl-2-methyl-isonicotinsaeure;
4-Pyridoxicacidcrystalline;
3-hydroxy-5-(hydroxymethyl)-2-methyl-4-pyridine-carboxylic acid;
3-hydroxy-2-methyl-5-methylol-isonicotinic acid;
4-pyridoxinsaeure;
Pyridoxic Acid;
4-pyridoxylicacid;
3-hydroxy-5-(hydroxymethyl)-2-methylpyridine-4-carboxylic acid;
3-hydroxy-5-hydroxymethyl-2-methyl-isonicotinic acid;
4-Pyridoxic;
4-pyridoxinecarboxylicacid;
4-pyridoxinicacid
- CAS No.:82-82-6
- 分子式:C8H9NO4
- 分子量:183.16
- 精确分子量:183.05300
- PSA:90.65000
- MDL:MFCD00006334
- InChI:The Key: HXACOUQIXZGNBF-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.48g/cm3
- 熔点:
- 258-261ºC (dec.)(lit.)
- 沸点:
- 584.5ºC at 760 mmHg
- 闪点:
- 307.3ºC
- 折射率:
- 1.637
- 存储条件/存储方法:
应密封于0℃以下干燥保存。
- 稳定性相关:
有特有的蓝色荧光,pH3~4时为最大,与亚硫酸氢盐反应荧光消失,与过氧化氢反应则又回复原先的荧光强度。
- 其它信息:
1. 性状:楔形结晶
2. 密度(g/mL,25/4℃):1.72
3. 相对蒸汽密度(g/mL,空气=1):不确定
4. 熔点(ºC):247~248
5. 沸点(ºC,常压):不确定
6. 沸点(ºC,5.2kPa):不确定
7. 折射率:不确定
8. 闪点(ºC):不确定
9. 比旋光度(º):不确定
10. 自燃点或引燃温度(ºC):不确定
11. 蒸气压(kPa,25ºC):不确定
12. 饱和蒸气压(kPa,60ºC):不确定
13. 燃烧热(KJ/mol):不确定
14. 临界温度(ºC):不确定
15. 临界压力(KPa):不确定
16. 油水(辛醇/水)分配系数的对数值:不确定
17. 爆炸上限(%,V/V):不确定
18. 爆炸下限(%,V/V):不确定
19. 溶解性:溶于碱性水溶液,微溶于水、乙醇、吡啶,不溶于乙醚和酸性水溶液
安全信息
- 密度:
- 1.48g/cm3
- 熔点:
- 258-261ºC (dec.)(lit.)
- 沸点:
- 584.5ºC at 760 mmHg
- 闪点:
- 307.3ºC
- 折射率:
- 1.637
- 存储条件/存储方法:
应密封于0℃以下干燥保存。
- 稳定性相关:
有特有的蓝色荧光,pH3~4时为最大,与亚硫酸氢盐反应荧光消失,与过氧化氢反应则又回复原先的荧光强度。
- 其它信息:
1. 性状:楔形结晶
2. 密度(g/mL,25/4℃):1.72
3. 相对蒸汽密度(g/mL,空气=1):不确定
4. 熔点(ºC):247~248
5. 沸点(ºC,常压):不确定
6. 沸点(ºC,5.2kPa):不确定
7. 折射率:不确定
8. 闪点(ºC):不确定
9. 比旋光度(º):不确定
10. 自燃点或引燃温度(ºC):不确定
11. 蒸气压(kPa,25ºC):不确定
12. 饱和蒸气压(kPa,60ºC):不确定
13. 燃烧热(KJ/mol):不确定
14. 临界温度(ºC):不确定
15. 临界压力(KPa):不确定
16. 油水(辛醇/水)分配系数的对数值:不确定
17. 爆炸上限(%,V/V):不确定
18. 爆炸下限(%,V/V):不确定
19. 溶解性:溶于碱性水溶液,微溶于水、乙醇、吡啶,不溶于乙醚和酸性水溶液
毒理性
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
- 毒理学数据:
急性毒性:
大鼠口径LD50:7500 mg/kg;大鼠皮下LD50:5400 mg/kg;大鼠静脉LD50:2050 mg/kg
小鼠口径LD50:2900 mg/kg;小鼠皮下LD50:2500 mg/kg;小鼠静脉LD50:500 mg/kg
海关数据
中国海关编码:2933399090
- 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
- 摘要/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%
分子结构与计算化学数据
分子结构数据
1、 摩尔折射率:44.43
2、 摩尔体积(m3/mol):123.7
3、 等张比容(90.2K):369.7
4、 表面张力(dyne/cm):79.8
5、 极化率(10-24cm3):17.61
计算化学数据
1.疏水参数计算参考值(XlogP):0.1
2.氢键供体数量:3
3.氢键受体数量:5
4.可旋转化学键数量:2
5.互变异构体数量:4
6.拓扑分子极性表面积90.6
7.重原子数量:13
8.表面电荷:0
9.复杂度:197
10.同位素原子数量:0
11.确定原子立构中心数量:0
12.不确定原子立构中心数量:0
13.确定化学键立构中心数量:0
14.不确定化学键立构中心数量:0
15.共价键单元数量:1