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818737 Sigma-AldrichChlorotrimethylsilane

Chlorotrimethylsilane for synthesis. CAS 75-77-4, chemical formula (CH₃)₃SiCl.

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

SDS
CoA

Synonyms: Trimethylchlorosilane, Trimethylsilyl chloride, TMCS

CAS #: 75-77-4 EC Number: 200-900-5 Molar Mass: 108.64 g/mol Chemical Formula: (CH₃)₃SiCl Hill Formula: C₃H₉ClSi

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Overview

Replacement Information

Key Specifications Table

CAS #	EC Number	Hill Formula	Chemical Formula	Molar Mass
75-77-4	200-900-5	C₃H₉ClSi	(CH₃)₃SiCl	108.64 g/mol

Pricing & Availability

Catalog Number	Availability	Packaging	Qty/Pack	Price	Quantity
8187370100	Retrieving availability... — Limited Availability Stocked Discontinued Limited Quantities Available Available Login to See Inventory Stocked Limited Availability Stocked Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Glass bottle	100 ml	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites
8187370500	Retrieving availability... — Limited Availability Stocked Discontinued Limited Quantities Available Available Login to See Inventory Stocked Limited Availability Stocked Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Glass bottle	500 ml	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites
8187374000	Retrieving availability... — Limited Availability Stocked Discontinued Limited Quantities Available Available Login to See Inventory Stocked Limited Availability Stocked Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Barrel PE/met	4 kg	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites
8187379023	Retrieving availability... — Limited Availability Stocked Discontinued Limited Quantities Available Available Login to See Inventory Stocked Limited Availability Stocked Remaining : Will advise Remaining : Will advise Will advise Contact Customer Service Contact Customer Service Contact Customer Service Contact Customer Service	Barrel PE/met	23 kg	Retrieving price... Price could not be retrieved Minimum Quantity is a multiple of Maximum Quantity is Upon Order Completion More Information You Saved () — Request Pricing Login to See Your Pricing	Check Availability —	Add To Favorites Add To Favorites Added To My Favorites

Description
Catalogue Number	818737
Synonyms	Trimethylchlorosilane, Trimethylsilyl chloride, TMCS
Description	Chlorotrimethylsilane

References

Product Information
CAS number	75-77-4
EC number	200-900-5
Hill Formula	C₃H₉ClSi
Chemical formula	(CH₃)₃SiCl
Molar Mass	108.64 g/mol
HS Code	2931 90 29
Structure formula Image
Quality Level	MQ200

Applications
Application	Chlorotrimethylsilane for synthesis. CAS 75-77-4, chemical formula (CH₃)₃SiCl.

Biological Information

Physicochemical Information
Boiling point	57 °C (1013 hPa)
Density	0.85 g/cm3 (20 °C)
Explosion limit	1.5 - 46 %(V)
Flash point	-28 °C
Ignition temperature	420 °C
Melting Point	-57.7 °C
Vapor pressure	278.6 hPa (20 °C)

Dimensions

Materials Information

Toxicological Information
LD 50 oral	LD50 Rat 4868 mg/kg
LD 50 dermal	LD50 Rabbit 1530 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H225: Highly flammable liquid and vapour. H301 + H331: Toxic if swallowed or if inhaled. H312: Harmful in contact with skin. H314: Causes severe skin burns and eye damage. EUH014: Reacts violently with water.
Precautionary Statement(s)	P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233: Keep container tightly closed. 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. P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor. 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 + P233: Store in a well-ventilated place. Keep container tightly closed.
Signal Word	Danger
Storage class	3 Flammable liquids
WGK	WGK 1 slightly hazardous to water
Disposal	24 Liquid inorganic halides and hydrolysis-sensitive reagents can be carefully stirred dropwise into ice-cool 10% sodium hydroxide solution (Cat. No. 105587) (caution: caustic gases!); container D or E.

Safety Information
Categories of danger	highly flammable, corrosive

Product Usage Statements

Storage and Shipping Information
Storage	Store below +30°C.

Packaging Information

Transport Information
Declaration (railroad and road) ADR, RID	UN 1298 , 3 (8), II
Declaration (transport by air) IATA-DGR	UN 1298 , 3 (8), II
Declaration (transport by sea) IMDG-Code	UN 1298 , 3 (8), II, Segregation Group: 1 (Acids)

Supplemental Information

Specifications
Assay (GC, area%)	≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C)	0.858 - 0.861
Identity (IR)	passes test
Refractive index (n 20/D)	1.378 - 1.398

Global Trade Item Number
Catalog Number	GTIN
8187370100	04022536444352
8187370500	04022536444369
8187374000	04027269056797
8187379023	04027269984540

Documentation

Chlorotrimethylsilane SDS

Title
Safety Data Sheet (SDS)

Chlorotrimethylsilane Certificates of Analysis

Product Number	Packaging	Specification	Lot Number
8187370100	Glass bottle	PDF Specification Document	Enter Lot Number
8187370500	Glass bottle	PDF Specification Document	Enter Lot Number
8187374000	Barrel PE/met	PDF Specification Document	Enter Lot Number
8187379023	Barrel PE/met	PDF Specification Document	Enter Lot Number

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