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Tris(trimethylsilyl)silane

Catalog No. 360716 Name Sigma Aldrich
CAS Number 1873-77-4 Website http://www.sigmaaldrich.com
M. F. C9H28Si4 Telephone 1-800-521-8956
M. W. 248.66062 Fax
Purity 97% Email
Storage Chembase ID: 148644

SYNONYMS

Title
三(三甲基硅基)硅烷
IUPAC name
1,1,1,3,3,3-hexamethyl-2-(trimethylsilyl)trisilane
IUPAC Traditional name
1,1,1,3,3,3-hexamethyl-2-(trimethylsilyl)trisilane
Synonyms
TTMSS
1,1,1,3,3,3-Hexamethyl-2-trimethylsilyl-trisilane
三(三甲硅烷基)硅烷

DATABASE IDS

MDL Number MFCD00077893
Beilstein Number 1923953
CAS Number 1873-77-4
PubChem SID 24861995

PROPERTIES

Linear Formula [(CH3)3Si]3SiH
Purity 97%
Boiling Point 73 °C/5 mmHg(lit.)
Density 0.806 g/mL at 25 °C(lit.)
Flash Point 55 °C
Flash Point 131 °F
Refractive Index n20/D 1.489(lit.)
GHS Pictograms GHS02
GHS Pictograms GHS07
GHS Signal Word Warning
GHS Hazard statements H226-H315-H319-H335
European Hazard Symbols Irritant Irritant (Xi)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P261-P305 + P351 + P338
RID/ADR UN 1993 3/PG 3
Risk Statements 10-36/37/38
Safety Statements 16-26-36
Hazard Class 3
UN Number 1993
Packing Group 3
German water hazard class 3

DETAILS

Description (English)
Packaging
25 g in Sure/Seal™
5 g in glass bottle
Application
Super Silyl Protecting GroupsUsed in:
• Hydrosilylations1
• Radical reactions2
• Reductions of acid chlorides3
• Reductions of carbon-halogen bonds4
• Hydrosilations of carbonyls5
• Another common application involves the use of the tris(trimethylsilyl)silyl (TTMSS, or super silyl) group when complexed with transition metals and main group elements6,7
• More recently, the super silyl group is being utilized in carbon-carbon bond forming reactions8
Description (简体中文)
包装
25 g in Sure/Seal™
5 g in glass bottle
Application
Super Silyl Protecting GroupsUsed in:
• Hydrosilylations1
• Radical reactions2
• Reductions of acid chlorides3
• Reductions of carbon-halogen bonds4
• Hydrosilations of carbonyls5
• Another common application involves the use of the tris(trimethylsilyl)silyl (TTMSS, or super silyl) group when complexed with transition metals and main group elements6,7
• More recently, the super silyl group is being utilized in carbon-carbon bond forming reactions8

REFERENCES