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173458-34-9

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173458-34-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 173458-34-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,3,4,5 and 8 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 173458-34:
(8*1)+(7*7)+(6*3)+(5*4)+(4*5)+(3*8)+(2*3)+(1*4)=149
149 % 10 = 9
So 173458-34-9 is a valid CAS Registry Number.

173458-34-9SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name 4-azidocarbonyl-benzoic acid methyl ester

1.2 Other means of identification

Product number -
Other names terephthalic acid-azide-methyl ester

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:173458-34-9 SDS

173458-34-9Relevant articles and documents

Visible light sensitization of benzoyl azides: Cascade cyclization toward oxindoles: Via a non-nitrene pathway

Bagal, Dattatraya B.,Park, Sung-Woo,Song, Hyun-Ji,Chang, Sukbok

supporting information, p. 8798 - 8801 (2017/08/09)

Visible light sensitization of benzoyl azides was examined in reaction with N-phenylmethacrylamides to afford biologically important oxindoles and spirooxindoles via a cascade cyclization under mild reaction conditions. Mechanistic studies suggested a non-nitrene pathway, where triplet benzoyl azides act as the reactive intermediate.

Oxidative amidation and azidation of aldehydes by NHC catalysis

De Sarkar, Suman,Studer, Armido

supporting information; experimental part, p. 1992 - 1995 (2010/07/10)

Figure presented N-Heterocyclic carbene catalyzed oxidative amidations of various aldehydes to the corresponding hexafluoroisopropylesters by using the readily available organic oxidant A are described. The hexafluoroisopropylesters prepared in situ are shown to be highly useful active esters for amide bond formation. In addition, oxidative azidation of aldehydes is presented. These mild organocatalytic processes do not use any transition metal.

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