Hexamethyldisiloxane

• Catalog No.: 52630
• CAS Number: 107-46-0
• M. F.: C6H18OSi2
• M. W.: 162.37752
• Purity: ≥98.5% (GC)

SYNONYMS

• Title: 六甲基二硅氧烷
• IUPAC name: trimethyl[(trimethylsilyl)oxy]silane
• IUPAC Traditional name: hexamethyldisiloxane
• Synonyms: HMDSO

DATABASE IDS

• MDL Number: MFCD00008265
• EC Number: 203-492-7
• CAS Number: 107-46-0
• Beilstein Number: 1736258

PROPERTIES

• Grade: puriss.
• Linear Formula: (CH3)3SiOSi(CH3)3
• Purity: ≥98.5% (GC)
• Boiling Point: 101 °C(lit.)
• Density: 0.764 g/mL at 20 °C(lit.)
• Flash Point: 0 °C
• Flash Point: 32 °F
• Melting Point: -59 °C(lit.)
• Refractive Index: n20/D 1.377(lit.)
• Refractive Index: n20/D 1.377
• Vapor Density: >1 (vs air)
• GHS Signal Word: Danger
• GHS Hazard statements: H225-H411
• European Hazard Symbols: Flammable (F)
• European Hazard Symbols: Nature polluting (N)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P210-P273
• RID/ADR: UN 1993 3/PG 2
• Risk Statements: 11-51/53
• RTECS: JM9237000
• Safety Statements: 16-61
• Hazard Class: 3
• UN Number: 1993
• Packing Group: 2
• German water hazard class: 1

DETAILS

Description (English)

Other Notes
For a facile silylation of carboxylic acids1,2; As chloride anion acceptor in the synthesis of sulphinic esters3

Description (简体中文)

Other Notes
用于羧酸的温和硅烷化1,2；用作合成亚磺酸酯的氯离子受体3