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818889 Sigma-AldrichHexamethyldisilane

Hexamethyldisilane for synthesis. CAS 1450-14-2, EC Number 215-911-0, chemical formula (CH₃)₃SiSi(CH₃)₃.

Hexamethyldisilane MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

SDS
CoA

CAS #: 1450-14-2 EC Number: 215-911-0 Molar Mass: 146.37 g/mol Chemical Formula: (CH₃)₃SiSi(CH₃)₃ Hill Formula: C₆H₁₈Si₂

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Overview

Replacement Information

Key Spec Table

CAS #	EC Number	Hill Formula	Chemical Formula	Molar Mass
1450-14-2	215-911-0	C₆H₁₈Si₂	(CH₃)₃SiSi(CH₃)₃	146.37 g/mol

Products

Catalogue Number	Packaging	Qty/Pack
8.18889.0010	Glass bottle	10 ml	Add To Favorites Add To Favorites Added To My Favorites
8.18889.0050	Glass bottle	50 ml	Add To Favorites Add To Favorites Added To My Favorites

Description
Catalogue Number	818889
Description	Hexamethyldisilane

References

Product Information
CAS number	1450-14-2
EC number	215-911-0
Hill Formula	C₆H₁₈Si₂
Chemical formula	(CH₃)₃SiSi(CH₃)₃
Molar Mass	146.37 g/mol
HS Code	2931 90 00
Structure formula Image
Quality Level	MQ200

Applications
Application	Hexamethyldisilane for synthesis. CAS 1450-14-2, EC Number 215-911-0, chemical formula (CH₃)₃SiSi(CH₃)₃.

Biological Information

Physicochemical Information
Boiling point	110 - 112 °C
Density	0.73 g/cm3 (20 °C)
Flash point	-6 °C
Melting Point	13 - 15 °C

Dimensions

Materials Information

Toxicological Information
LD 50 oral	LD50 Rat 2160 mg/kg
LD 50 dermal	LD50 Rabbit 2160 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H225: Highly flammable liquid and vapour. H317: May cause an allergic skin reaction. H319: Causes serious eye irritation. H335: May cause respiratory irritation.
Precautionary Statement(s)	P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233: Keep container tightly closed. P240: Ground and bond container and receiving equipment. P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection. P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P403 + P235: Store in a well-ventilated place. Keep cool.
Signal Word	Danger
Storage class	3 Flammable liquids
WGK	WGK 3 highly hazardous to water
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Safety Information
Categories of danger	highly flammable, irritant, sensitizing

Product Usage Statements

Storage and Shipping Information
Storage	Store at <= 20°C.

Packaging Information

Transport Information
Declaration (railroad and road) ADR, RID	UN 1993 , 3, II
Declaration (transport by air) IATA-DGR	UN 1993 , 3, II
Declaration (transport by sea) IMDG-Code	UN 1993 , 3, II

Supplemental Information

Specifications
Assay (GC, area%)	≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C)	0.726 - 0.728
Identity (IR)	passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Global Trade Item Number
Catalogue Number	GTIN
8.18889.0010	04022536447582
8.18889.0050	04022536447599

Documentation

Hexamethyldisilane SDS

Title
Safety Data Sheet (SDS)

Hexamethyldisilane Certificates of Analysis

Product Number	Packaging	Lot Number
8.18889.0010	Glass bottle	Enter Lot Number
8.18889.0050	Glass bottle	Enter Lot Number

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