Cyclotetrasiloxane,2,4,6,8-tetraethenyl-2,4,6,8-tetramethyl- cas no:2554-06-5
Synonyms: Cyclotetrasiloxane,2,4,6,8-tetramethyl-2,4,6,8-tetravinyl- (6CI,7CI,8CI);1,3,5,7-Tetramethyl-1,3,5,7-tetravinylcyclotetrasiloxane;1,3,5,7-Tetramethyltetravinylcyclotetrasiloxane;1,3,5,7-Tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane;1,3,5,7-Tetravinyltetramethylcyclotetrasiloxane;2,4,6,8-Tetraethenyl-2,4,6,8-tetramethylcyclotetrasiloxane;2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane;2,4,6,8-Tetravinyl-2,4,6,8-tetramethylcyclotetrasiloxane;LS 8670;PS 925;SIT7900;VMC;s-Tetramethyltetravinylcyclotetrasiloxane;
NameCyclotetrasiloxane,2,4,6,8-tetraethenyl-2,4,6,8-tetramethyl-
CAS2554-06-5
SynonymsCyclotetrasiloxane,2,4,6,8-tetramethyl-2,4,6,8-tetravinyl- (6CI,7CI,8CI);1,3,5,7-Tetramethyl-1,3,5,7-tetravinylcyclotetrasiloxane;1,3,5,7-Tetramethyltetravinylcyclotetrasiloxane;1,3,5,7-Tetravinyl-1,3,5,7-tetramethylcyclotetrasiloxane;1,3,5,7-Tetravinyltetramethylcyclotetrasiloxane;2,4,6,8-Tetraethenyl-2,4,6,8-tetramethylcyclotetrasiloxane;2,4,6,8-Tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane;2,4,6,8-Tetravinyl-2,4,6,8-tetramethylcyclotetrasiloxane;LS 8670;PS 925;SIT7900;VMC;s-Tetramethyltetravinylcyclotetrasiloxane;
EINECS(EC#)219-863-1
Molecular FormulaC12H24O4Si4
Molecular Weight344.66
AppearanceColorless transparent liquid
refractive index1.4342
storage temp2-8°C
Hazard Xi:Irritant
Risk R36
Safety
Low toxicity by ingestion and inhalation. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating vapors.Safety information of 2,4,6,8-Tetravinyl-2,4,6,8-tetramethylcyclotetrasiloxane (CAS NO.2554-06-5):
Hazard Codes 
Xi
Risk Statements
36 Irritating to the eyes
Safety Statements
26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36 Wear suitable protective clothing
WGK Germany 1
RTECS GZ4550000
F 10
TSCA Yes
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msc-rat-fbr 50 µmol/L
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CRNGDP Carcinogenesis. 19 (1998),315. |
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orl-rat LD50:>15 g/kg
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NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) OTS0572732 . |
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ihl-rat LC :>1320 mg/m3/4H
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NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) OTS0572745 . |
