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909007-90-5

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909007-90-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 909007-90-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,9,0,0 and 7 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 909007-90:
(8*9)+(7*0)+(6*9)+(5*0)+(4*0)+(3*7)+(2*9)+(1*0)=165
165 % 10 = 5
So 909007-90-5 is a valid CAS Registry Number.

909007-90-5Relevant articles and documents

A novel diketo phosphonic acid that exhibits specific, strand-transfer inhibition of HIV integrase and anti-HIV activity

Chi, Guochen,Nair, Vasu,Semenova, Elena,Pommier, Yves

, p. 1266 - 1269 (2007)

We have synthesized novel phosphonic acid analogues of β-diketo acids. Interestingly, the phosphonic acid isostere, 2, of our anti-HIV compound, 1, was an inhibitor of only the strand transfer step, in stark contrast to 1. Compound 2 had lower anti-HIV ac

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