426-20-0 Usage
General Description
(8S,9R,10S,11S,13S,14S,17R)-17-acetyl-9-fluoro-11,17-dihydroxy-10,13-dimethyl-6,7,8,11,12,14,15,16-octahydrocyclopenta[a]phenanthren-3-one is a synthetic steroid compound with a complex and specific structure. It serves as a crucial intermediate in the production of corticosteroids and sex hormones.
Check Digit Verification of cas no
The CAS Registry Mumber 426-20-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,2 and 6 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 426-20:
(5*4)+(4*2)+(3*6)+(2*2)+(1*0)=50
50 % 10 = 0
So 426-20-0 is a valid CAS Registry Number.