85706-19-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 85706-19-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,5,7,0 and 6 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 85706-19:
(7*8)+(6*5)+(5*7)+(4*0)+(3*6)+(2*1)+(1*9)=150
150 % 10 = 0
So 85706-19-0 is a valid CAS Registry Number.
85706-19-0Relevant articles and documents
CONCERNING THE OPENING OF 1,3-DIENE-MONOEPOXIDES BY ORGANOMETALLIC REAGENTS: A GENERAL SYNTHESIS OF 9β-SUBSTITUTED 19-NORSTEROIDS
Teutsch, Georges
, p. 4697 - 4700 (1982)
Reactions of organogold, organo-aluminum and organocopper reagents with α,β-unsaturated steroidal epoxides are reported.One of them provided a convenient access to 9β-substituted 19-norsteroids.
