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四乙基脲

四乙基脲用途

【用途一】
Mainly used as surface active agent,intermediate of medical,pesticide,and high grade solvent etc.

四乙基脲名称

[ CAS 号 ]:
1187-03-7

[ 中文名 ]:
四乙基脲

[ 英文名 ]:
Tetraethylurea

[中文别名 ]:

[英文别名 ]:

Urea,tetraethyl
MFCD00042881
N,N-diethylurea
TEU
N,N,N',N'-tetraethyl urea
EINECS 214-696-0
1,1,3,3-tetraethyl urea
UREA,1,1,3,3-TETRAETHYL
tetraethylurea

四乙基脲物理化学性质

[ 密度 ]:
0.907 g/mL at 20 °C(lit.)

[ 沸点 ]:
211-213 °C(lit.)

[ 分子式 ]:
C₉H₂₀N₂O

[ 分子量 ]:
172.26800

[ 闪点 ]:
81°C

[ 精确质量 ]:
172.15800

[ PSA ]:
23.55000

[ LogP ]:
1.79000

[ 外观性状 ]:
无色透明液体

[ 蒸汽压 ]:
0.208mmHg at 25°C

[ 折射率 ]:
n20/D 1.447

[ 储存条件 ]:
室温

四乙基脲MSDS

详细MSDS(安全技术说明书)

四乙基脲毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YU2100000

CHEMICAL NAME :: Urea, 1,1,3,3-tetraethyl-

CAS REGISTRY NUMBER :: 1187-03-7

BEILSTEIN REFERENCE NO. :: 1763126

LAST UPDATED :: 199612

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C9-H20-N2-O

MOLECULAR WEIGHT :: 172.31

WISWESSER LINE NOTATION :: 2N2&VN2&2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 93 mg/kg

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

REFERENCE :: JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 54,188,1935

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 56 mg/kg

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

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#02977

四乙基脲安全信息

[ 风险声明 (欧洲) ]:
R36/37/38

[ 安全声明 (欧洲) ]:
S23-S24/25

[ WGK德国 ]:
3

[ RTECS号 ]:
YU2100000

[ 海关编码 ]:
2924199090

四乙基脲合成路线

详细合成路线

四乙基脲上下游产品

四乙基脲上游产品

四乙基脲下游产品

四乙基脲海关

[ 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%