1186657-75-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1186657-75-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,6,6,5 and 7 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1186657-75:
(9*1)+(8*1)+(7*8)+(6*6)+(5*6)+(4*5)+(3*7)+(2*7)+(1*5)=199
199 % 10 = 9
So 1186657-75-9 is a valid CAS Registry Number.
1186657-75-9Relevant articles and documents
Stereoselective synthesis of (22Z)-25-hydroxyvitamin D2 and (22Z)-1α,25-dihydroxyvitamin D2
Gándara, Zoila,Pérez, Manuel,Pérez-García, Xenxo,Gómez, Generosa,Fall, Yagamare
scheme or table, p. 4874 - 4877 (2009/11/30)
Two new vitamin D2 analogues, (22Z)-25-(OH)-D2 and (22Z)-1α,25-(OH)2-D2, were serendipitously synthesized from vitamin D2 and using the Julia-Kocienski olefination.
