141404-12-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141404-12-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,4,0 and 4 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 141404-12:
(8*1)+(7*4)+(6*1)+(5*4)+(4*0)+(3*4)+(2*1)+(1*2)=78
78 % 10 = 8
So 141404-12-8 is a valid CAS Registry Number.
141404-12-8Relevant articles and documents
1α-Hydroxy-19-nor-vitamin D C-22 aldehyde. A valuable intermediate in the synthesis of side chain modifed 1α,25-dihydroxy-19-nor-vitamin D3
Perlman, Kato L.,DeLuca, Hector F.
, p. 2937 - 2940 (1992)
A side chain homologated 1α,25-dihydroxy-19-nor-vitamin D3 analog was prepared in a double convergent synthesis with 1α-hydroxy-19-nor-vitamin D C-22 aldehyde as a key intermediate.
