117864-98-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117864-98-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,8,6 and 4 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 117864-98:
(8*1)+(7*1)+(6*7)+(5*8)+(4*6)+(3*4)+(2*9)+(1*8)=159
159 % 10 = 9
So 117864-98-9 is a valid CAS Registry Number.
117864-98-9Relevant articles and documents
17-Desoxy Estrogen Analogues
Peters, Richard H.,Crowe, David F.,Avery, Mitchell A.,Chong, Wesley K. M.,Tanabe, Masato
, p. 1642 - 1652 (1989)
A series of 17-substituted, 17-desoxyestratrienes have been synthesized and tested as potential postcoital antifertility agents.Estrogen-relative binding affinities were determined, in vivo assays for estrogenic and postcoital antifertility activity were