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267901-42-8

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267901-42-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 267901-42-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,7,9,0 and 1 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 267901-42:
(8*2)+(7*6)+(6*7)+(5*9)+(4*0)+(3*1)+(2*4)+(1*2)=158
158 % 10 = 8
So 267901-42-8 is a valid CAS Registry Number.

267901-42-8Relevant articles and documents

New Method for Preparation of Coumarins and Quinolinones via Pd-Catalyzed Intramolecular Hydroarylation of C-C Triple Bonds

Jia, Chengguo,Piao, Dongguo,Kitamura, Tsugio,Fujiwara, Yuzo

, p. 7516 - 7522 (2000)

A new and general method has been developed for preparation of coumarins and quinolinones by intramolecular hydroarylation of alkynes. Various aryl alkynoates and alkynanilides undergo fast intramolecular reaction at room temperature in the presence of a

COMPOUNDS FOR THE TREATMENT OF MYCOBACTERIAL INFECTIONS

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Page/Page column 29; 30, (2013/04/13)

The invention relates to compounds of Formula (I) or a pharmaceutically acceptable salt, ester or prodrug thereof and further relates to the use of a compound of Formula (I) for the treatment of a bacterial infection, in particular, mycobacterial infection. The compounds of the invention can be used for anti-mycobacterial activity against clinically sensitive as well as resistant strains of Mycobacterium tuberculosis.

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