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40931-05-3

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40931-05-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40931-05-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,9,3 and 1 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 40931-05:
(7*4)+(6*0)+(5*9)+(4*3)+(3*1)+(2*0)+(1*5)=93
93 % 10 = 3
So 40931-05-3 is a valid CAS Registry Number.

40931-05-3Relevant articles and documents

Evaluation of HIV-1 inhibition by stereoisomers and analogues of the sesquiterpenoid hydroquinone peyssonol A

Treitler, Daniel S.,Li, Zhufang,Krystal, Mark,Meanwell, Nicholas A.,Snyder, Scott A.

supporting information, p. 2192 - 2196 (2013/05/09)

Peyssonol A, a brominated natural product with documented anti-HIV-1 activity, was synthesized racemically along with 6 isomers and 15 truncated analogues and synthetic precursors. These compounds were screened in a cell-based assay against a recombinant

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