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623931-43-1

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623931-43-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 623931-43-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,2,3,9,3 and 1 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 623931-43:
(8*6)+(7*2)+(6*3)+(5*9)+(4*3)+(3*1)+(2*4)+(1*3)=151
151 % 10 = 1
So 623931-43-1 is a valid CAS Registry Number.

623931-43-1Relevant articles and documents

Tricyclic 6-alkylidene-penems as class-D beta-lactamases inhibitors

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Page/Page column 22, (2010/11/25)

This invention relates to certain tricyclic 6-alkylidene penems which act as a inhibitor of class-D enzymes. β-Lactamases hydrolyze β-lactam antibiotics, and as such serve as the primary cause of bacterial resistance. The compounds of the present inventio

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