777861-40-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 777861-40-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,7,8,6 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 777861-40:
(8*7)+(7*7)+(6*7)+(5*8)+(4*6)+(3*1)+(2*4)+(1*0)=222
222 % 10 = 2
So 777861-40-2 is a valid CAS Registry Number.
777861-40-2Relevant articles and documents
CRYSTALLINE 19-NORSTEROIDS
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Page 3-4, (2008/06/13)
The present invention are two crystalline salts, 17alpha-acetoxy-21-methoxy-11?-(4-,N,N-dimethylaminophenyl)-19 norpregna-4,9-diene-3,20-dione hydrochloride and 17alpha-acetoxy-21-methoxy-11?-(4-,N,N-dimethylaminophenyl)-19 norpregna-4,9-diene-3,20-dione
