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133117-48-3

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133117-48-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 133117-48-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,1,1 and 7 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 133117-48:
(8*1)+(7*3)+(6*3)+(5*1)+(4*1)+(3*7)+(2*4)+(1*8)=93
93 % 10 = 3
So 133117-48-3 is a valid CAS Registry Number.

133117-48-3SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 15, 2017

Revision Date: Aug 15, 2017

1.Identification

1.1 GHS Product identifier

Product name 1,3-difluoro-2-trimethylsilylbenzene

1.2 Other means of identification

Product number -
Other names .2,6-Difluorophenyltrimethylsilane

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:133117-48-3 SDS

133117-48-3Relevant articles and documents

Deprotonative Silylation of Aromatic C-H Bonds Mediated by a Combination of Trifluoromethyltrialkylsilane and Fluoride

Nozawa-Kumada, Kanako,Osawa, Sayuri,Sasaki, Midori,Chataigner, Isabelle,Shigeno, Masanori,Kondo, Yoshinori

, p. 9487 - 9496 (2017/09/23)

A method for the deprotonative silylation of aromatic C-H bonds has been developed using trifluoromethyltrimethylsilane (CF3SiMe3, Ruppert-Prakash reagent) and a catalytic amount of fluoride. In this reaction, CF3SiMe3 is considered to act as a base and a silicon electrophile. This process is highly tolerant to various functional groups on heteroarenes and benzenes. Furthermore, this method can be applied to the synthesis of trimethylsilyl group-containing analogs of TAC-101, which is a bioactive synthetic retinoid with selective affinity for retinoic acid receptor α (RAR-α) binding. We also report further transformations of the silylated products into useful derivatives.

Synthetic applications of fluorinated phenyllithiums: Preparation of fluorinated α-methylstyrenes, benzhydrols, benzophenones and aryltrimethylsilanes

Yarwood, Thomas David,Waring, Anthony John,Coe, Paul Leslie

, p. 113 - 119 (2007/10/03)

Regioselective preparations of a number of fluorinated phenyllithiums have recently been reported, which in some cases also contain one or more bromine substituents. These have now been applied to the synthesis of the corresponding halogenated 2-arylpropenes (α-methyl-styrenes), benzhydrols, trifluoromethylbenzhydrols, benzophenones and aryltrimethylsilanes.

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