63477-91-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 63477-91-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,4,7 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 63477-91:
(7*6)+(6*3)+(5*4)+(4*7)+(3*7)+(2*9)+(1*1)=148
148 % 10 = 8
So 63477-91-8 is a valid CAS Registry Number.
63477-91-8Relevant articles and documents
Derivatives of 9,10-dihydroxy-1-(p-alkoxybenzyl)-perhydroisoquinoline oxazine-3-one
-
, (2008/06/13)
The disclosed invention is to a compound of the formula: STR1 in which R2 is lower alkyl. These compounds are useful in the preparation of N-substituted-14-hydroxy-3-substituted morphinan derivatives which have been found to possess potent narcotic agonist or antagonist activity.