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四丁基脲

四丁基脲用途

用于蒽醌法生产双氧水的溶剂，用于代替磷酸三辛酯产品

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四丁基脲名称

[ CAS 号 ]:
4559-86-8

[ 中文名 ]:
四丁基脲

[ 英文名 ]:
1,1,3,3-Tetrabutylurea

[中文别名 ]:

[英文别名 ]:

Urea, N,N,N',N'-tetrabutyl-
EINECS 224-929-8
MFCD00042901
1,1,3,3-Tetrabutylurea
Tetrabutylurea

四丁基脲物理化学性质

[ 密度 ]:
0.9±0.1 g/cm3

[ 沸点 ]:
379.8±11.0 °C at 760 mmHg

[ 熔点 ]:
<-50ºC

[ 分子式 ]:
C₁₇H₃₆N₂O

[ 分子量 ]:
284.480

[ 闪点 ]:
132.0±11.6 °C

[ 精确质量 ]:
284.282776

[ PSA ]:
23.55000

[ LogP ]:
6.57

[ 外观性状 ]:
液体;Colorless to Light yellow to Light orange clear liquid

[ 蒸汽压 ]:
0.0±0.9 mmHg at 25°C

[ 折射率 ]:
1.463

[ 储存条件 ]:
室温，密封，干燥

四丁基脲MSDS

详细MSDS(安全技术说明书)

四丁基脲毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YU2080000

CHEMICAL NAME :: Urea, tetrabutyl-

CAS REGISTRY NUMBER :: 4559-86-8

LAST UPDATED :: 199710

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 :: 17 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 25,173,1987

TYPE OF TEST :: LCLo - Lowest published lethal concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 700 mg/m3/4H

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 25,173,1987 ** REPRODUCTIVE DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Administration onto the skin

DOSE :: 5 gm/kg

SEX/DURATION :: female 6-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 25,173,1987

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Administration onto the skin

DOSE :: 2500 mg/kg

SEX/DURATION :: female 6-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 25,173,1987

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四丁基脲安全信息

[ 安全声明 (欧洲) ]:
S22-S24/25

[ RTECS号 ]:
YU2080000

[ 海关编码 ]:
2924199090

四丁基脲合成路线

详细合成路线

四丁基脲上下游产品

四丁基脲上游产品

四丁基脲下游产品

四丁基脲海关

[ 海关编码 ]: 2924199090

[ 中文概述 ]:
2924199090. 其他无环酰胺（包括无环氨基甲酸酯)(包括其衍生物及盐）. 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:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 包装

[ Summary ]:
2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%