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四(2-羟基乙氧基)硅烷

四(2-羟基乙氧基)硅烷名称

[ CAS 号 ]:
17622-94-5

[ 中文名 ]:
四(2-羟基乙基)原硅酸溶液

[ 英文名 ]:
Tetrakis(2-hydroxyethyl) orthosilicate

[中文别名 ]:

[英文别名 ]:

Silistren
silicic acid tetrakis-(2-hydroxy-ethyl ester)
Si(Oet-2-OH)4
MFCD01726752
Ethylene glycol silicate
Tetrakis(2-hydroxyethyl) orthosilicate
glycoysilane
Tetraglycolatosilane
Kieselsaeure-tetrakis-(2-hydroxy-aethylester)
ETHYLENE GLYCOL,ESTER with SILICIC ACID (4:1)

四(2-羟基乙氧基)硅烷物理化学性质

[ 密度 ]:
1.3±0.1 g/cm3

[ 沸点 ]:
357.7±42.0 °C at 760 mmHg

[ 分子式 ]:
C₈H₂₀O₈Si

[ 分子量 ]:
272.325

[ 闪点 ]:
170.1±27.9 °C

[ 精确质量 ]:
272.092743

[ PSA ]:
117.84000

[ LogP ]:
0.47

[ 蒸汽压 ]:
0.0±1.8 mmHg at 25°C

[ 折射率 ]:
1.487

四(2-羟基乙氧基)硅烷毒性和生态

CHEMICAL IDENTIFICATION

RTECS NUMBER :: KW5800000

CAS REGISTRY NUMBER :: 17622-94-5

BEILSTEIN REFERENCE NO. :: 1710025

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C8-H20-O8-Si

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Mammal - dog

DOSE/DURATION :: 568 mg/kg

TOXIC EFFECTS :: Gastrointestinal - nausea or vomiting Kidney, Ureter, Bladder - hematuria

REFERENCE :: BIJOAK Biochemical Journal. (Biochemical Soc. Book Depot, POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK) V.1- 1906- Volume(issue)/page/year: 27,1007,1933

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四(2-羟基乙氧基)硅烷安全信息

[ 危害码 (欧洲) ]:
Xn: Harmful;

[ 风险声明 (欧洲) ]:
22-36/37/38-62-63

[ 安全声明 (欧洲) ]:
S26;S45;S53;S36/S37/S39

[ RTECS号 ]:
KW5800000

[ 海关编码 ]:
2920909090

四(2-羟基乙氧基)硅烷合成路线

详细合成路线

四(2-羟基乙氧基)硅烷海关

[ 海关编码 ]: 2920909090

[ 中文概述 ]:
2920909090 其他无机酸酯（不包括卤化氢的酯）（包括其盐及它们的卤化，磺化，硝化和亚硝化衍生物）。监管条件:无。增值税率:17.0%。退税率:9.0%。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

[ Summary ]:
2920909090 esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%