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2,4,6,8-四甲基环四硅氧烷

2,4,6,8-四甲基环四硅氧烷名称

[ CAS 号 ]:
2370-88-9

[ 中文名 ]:
1,3,5,7-四甲基环四硅氧烷

[ 英文名 ]:
TETRAMETHYLCYCLOTETRASILOXANE

[中文别名 ]:

2,4,6,8-四甲基环四硅氧烷

[英文别名 ]:

1,3,5,7-tetramethylcyclotetrasiloxane
tetramethylcyclohydrosiloxane
2,4,6,8-tetramethylcyclotetrasiloxane
cyclic tetramethyltetrasiloxane
1,3,5,7-Tetramethyl Cyclotetrasiloxane
MFCD00039567
TETRAMETHYLCYCLOTETRASILOXANE
TMCTS
EINECS 219-137-4
Cyclotetrasiloxane,2,4,6,8-tetramethyl

2,4,6,8-四甲基环四硅氧烷物理化学性质

[ 密度 ]:
0.986 g/mL at 25 °C(lit.)

[ 沸点 ]:
134.5±0.0 °C at 760 mmHg

[ 熔点 ]:
−69 °C(lit.)

[ 分子式 ]:
C₄H₁₆O₄Si₄

[ 分子量 ]:
240.509

[ 闪点 ]:
31.5±18.7 °C

[ 精确质量 ]:
240.012558

[ PSA ]:
36.92000

[ 外观性状 ]:
无色或淡黄色透明液体

[ 蒸汽压 ]:
9.9±0.2 mmHg at 25°C

[ 折射率 ]:
n20/D 1.387(lit.)

[ 储存条件 ]:
Flammables area

2,4,6,8-四甲基环四硅氧烷MSDS

2,4,6,8-四甲基环四硅氧烷安全信息

[ 符号 ]:

GHS02

[ 信号词 ]:
Warning

[ 危害声明 ]:
H226

[ 个人防护装备 ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ 危害码 (欧洲) ]:
Xi: Irritant;

[ 风险声明 (欧洲) ]:
R10;R36

[ 安全声明 (欧洲) ]:
S16-S26-S36

[ 危险品运输编码 ]:
UN 1993 3/PG 3

[ WGK德国 ]:
3

[ 包装等级 ]:
III

[ 危险类别 ]:
3

[ 海关编码 ]:
2901100000

2,4,6,8-四甲基环四硅氧烷合成路线

2,4,6,8-四甲基环四硅氧烷上下游产品

2,4,6,8-四甲基环四硅氧烷上游产品

2,4,6,8-四甲基环四硅氧烷下游产品

2,4,6,8-四甲基环四硅氧烷海关

[ 海关编码 ]: 2901100000

[ 中文概述 ]:
2901100000 饱和无环烃。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:2.0%。普通关税:30.0%

[ 申报要素 ]: 品名, 成分含量, 用途, 用作气体燃料的应报明包装容器容积, 散装货物应报明

[ Summary ]:
2901100000 saturated acyclic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

2,4,6,8-四甲基环四硅氧烷文献

Hierarchical superstructures from a star-shaped molecule consisting of a cyclic oligosiloxane with cyanobiphenyl moieties.

Soft Matter 11(1) , 58-68, (2014)

Unconventional star-shaped liquid crystals (abbreviated as SiLCs) were successfully synthesized by chemically connecting four cyanobiphenyl anisotropic mesogens to the periphery of a super-hydrophobic...

Ward, L. J.; et al.

Langmuir 19 , 2110, (2003)

Pai, C. S.; et al.

Mater. Chem. Phys. 44 , 1, (1996)

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