386529

Chlorotrimethylsilane

purified by redistillation, ≥99%

Manufacturer: Sigma Aldrich

CAS Number: 75-77-4

Synonym(S): TMSCl, TMCS, Trimethylchlorosilane, Trimethylsilyl chloride

Select a Size

Pack Size SKU Availability Price
25 ML 386529-25-ML In Stock ₹ 3,344.93
100 ML 386529-100-ML In Stock ₹ 6,765.63
1 L 386529-1-L In Stock ₹ 37,541.10

386529 - 25 ML

₹ 3,344.93

In Stock

Quantity

1

Base Price: ₹ 3,344.93

GST (18%): ₹ 602.087

Total Price: ₹ 3,947.017

vapor density

3.7 (vs air)

Quality Level

200

vapor pressure

100 mmHg ( 25 °C)

Assay

≥99%

form

liquid

autoignition temp.

752 °F

purified by

glass distillationredistillation

expl. lim.

6.4 %

impurities

<0.1% dichlorodimethylsilane

refractive index

n20/D 1.387 (lit.)

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Description

  • General description: Chlorotrimethylsilane is a chloroorganosilane compound mainly used for silylation reactions.[1]
  • Application: Chlorotrimethylsilane (TMSCl) can be used as:        A reagent to protect alcohol and amine groups via the formation of trimethylsilyl ethers and trimethylsilyl amines.[2][3]       A catalyst for the preparation of 1,3-diphenyl-2-propenone derivatives (chalcones) as antimicrobial agents.[3]         A trapping agent for the anions generated during acyloin condensation reaction.[4]        A better alternative catalyst to the toxic mercuric chloride for the activation of samarium (Sm) during the cyclopropanation of both allylic and α-allenic alcohols.[5] A catalyst in the transesterification of triglycerides with alcohols to form fatty acid alkyl esters.[6]         A reagent along with lithium bromide for the conversion of alcohols to the corresponding bromides.[7]        A reagent in Fischer glycosidation.[8]        A source of acid catalyst in the reductive benzylation reaction using benzaldehyde and Et3SiH.[9]A reagent to synthesize sodium trimethylsilanethiolate (Me3SiSNa) by reacting with sodium sulfide, which is an odorless alternative method of synthesizing Me3SiSNa from foul-smelling bis(trimethylsilyl)sulfide and sodium methoxide.[10]

SAFETY INFORMATION

Pictograms

GHS02,GHS06,GHS05

Signal Word

Danger

Hazard Statements

H225,H301 + H331,H312,H314

Precautionary Statements

P210 - P233 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1A

Supplementary Hazards

EUH014

WGK

WGK 1

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves