77630-05-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77630-05-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,6,3 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 77630-05:
(7*7)+(6*7)+(5*6)+(4*3)+(3*0)+(2*0)+(1*5)=138
138 % 10 = 8
So 77630-05-8 is a valid CAS Registry Number.
77630-05-8Relevant articles and documents
Aporphines. 35. Synthesis of (R)-(-)- and (S)-(+)-Apomorphine from Thebaine and (+)-Bulbocapnine
Ram, Vishnu J.,Neumeyer, John L.
, p. 2830 - 2831 (1981)
A practical method for the synthesis of (-)-apomorphine and (-)-N-n-propylnorapomorphine from the opioid thebaine is presented.The method is also applicable to the transformation of (+)-bulbocapnine to (+)-apomorphine.
