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721948-99-8

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721948-99-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 721948-99-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,2,1,9,4 and 8 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 721948-99:
(8*7)+(7*2)+(6*1)+(5*9)+(4*4)+(3*8)+(2*9)+(1*9)=188
188 % 10 = 8
So 721948-99-8 is a valid CAS Registry Number.

721948-99-8Relevant articles and documents

Novel inhibitors of 17β-hydroxysteroid dehydrogenase type 1: Templates for design

Allan, Gillian M.,Vicker, Nigel,Lawrence, Harshani R.,Tutill, Helena J.,Day, Joanna M.,Huchet, Marion,Ferrandis, Eric,Reed, Michael J.,Purohit, Atul,Potter, Barry V.L.

, p. 4438 - 4456 (2008/09/21)

The 17β-hydroxysteroid dehydrogenases (17β-HSDs) catalyze the interconversion between the oxidized and reduced forms of androgens and estrogens at the 17 position. The 17β-HSD type 1 enzyme (17β-HSD1) catalyzes the reduction of estrone (E1) to estradiol a

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