<生产厂家价格>

4-羟基吡唑

4-羟基吡唑名称

[ CAS 号 ]:
4843-98-5

[ 中文名 ]:
4-羟基吡唑

[ 英文名 ]:
4-Hydroxypyrazole

[英文别名 ]:

1H-pyrazol-4-ol

4-羟基吡唑物理化学性质

[ 密度 ]:
1.415g/cm3

[ 沸点 ]:
326.1ºC at 760mmHg

[ 分子式 ]:
C₃H₄N₂O

[ 分子量 ]:
84.07670

[ 闪点 ]:
151ºC

[ 精确质量 ]:
84.03240

[ PSA ]:
48.91000

[ LogP ]:
0.11530

[ 折射率 ]:
1.612

[ 储存条件 ]:
室温，干燥

4-羟基吡唑毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UR0150000

CHEMICAL NAME :: Pyrazol-4-ol

CAS REGISTRY NUMBER :: 4843-98-5

BEILSTEIN REFERENCE NO. :: 0106311

LAST UPDATED :: 199612

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C3-H4-N2-O

MOLECULAR WEIGHT :: 84.09

WISWESSER LINE NOTATION :: T5MNJ DQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 92 mg/kg

TOXIC EFFECTS :: Liver - hepatitis (hepatocellular necrosis), zonal

REFERENCE :: APTOA6 Acta Pharmacologica et Toxicologica. (Copenhagen, Denmark) V.1-59, 1945-86. For publisher information, see PHTOEH Volume(issue)/page/year: 48,418,1981 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 336 mg/kg/7D-I

TOXIC EFFECTS :: Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - other Enzymes Biochemical - Metabolism (Intermediary) - other proteins

REFERENCE :: APTOA6 Acta Pharmacologica et Toxicologica. (Copenhagen, Denmark) V.1-59, 1945-86. For publisher information, see PHTOEH Volume(issue)/page/year: 48,418,1981

4-羟基吡唑安全信息

[ 海关编码 ]:
2933199090

4-羟基吡唑合成路线

详细合成路线

4-羟基吡唑上下游产品

4-羟基吡唑上游产品

4-羟基吡唑下游产品

4-羟基吡唑海关

[ 海关编码 ]: 2933199090

[ 中文概述 ]:
2933199090. 其他结构上有非稠合吡唑环化合物. 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 ]:
2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%