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143123-58-4

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143123-58-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143123-58-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,1,2 and 3 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 143123-58:
(8*1)+(7*4)+(6*3)+(5*1)+(4*2)+(3*3)+(2*5)+(1*8)=94
94 % 10 = 4
So 143123-58-4 is a valid CAS Registry Number.

143123-58-4SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017

1.Identification

1.1 GHS Product identifier

Product name 2-(2-ethenyl-3-methoxyphenyl)-4,4-dimethyl-5H-1,3-oxazole

1.2 Other means of identification

Product number -
Other names -

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:143123-58-4 SDS

143123-58-4Relevant articles and documents

Synthesis of the benzophenone fragment of balanol via an intramolecular cyclization event

Denieul, Marie-Pierre,Laursen, Bolette,Hazell, Rita,Skrydstrup, Troels

, p. 6052 - 6060 (2007/10/03)

Studies are reported on the use of either a 7-exo radical cyclization or an intramolecular Heck reaction as the key step for the construction of the benzophenone fragment of the PKC inhibitor, balanol. Whereas, the former approach was unsuccessful, the Heck reaction proved to be viable for the coupling of two fully functionalized aryl subunits affording regioselectively a biaryl seven-membered lactone with an exocyclic alkene as the major component, in contrast to the competing eight-membered ring lactone. Hydrolysis of the lactone followed by oxidative cleavage of the alkene with ruthenium tetraoxide completed this short synthesis of the benzophenone unit.

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