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4843-98-5生产厂家

4843-98-5价格

4843-98-5

4843-98-5结构式
4843-98-5结构式
  • 常用中文名:4-羟基吡唑
  • 常用英文名:4-Hydroxypyrazole
  • CAS号:4843-98-5
  • 分子式:C3H4N2O
  • 分子量:84.07670
  • 发布时间:2018-06-05 08:00:00
  • 更新时间:2024-01-11 10:26:19

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中文名 4-羟基吡唑
英文名 1H-Pyrazol-4-ol
英文别名 1H-pyrazol-4-ol
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

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

海关编码 2933199090
上游产品  2

下游产品  0

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%