769-04-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 769-04-0 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,6 and 9 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 769-04:
(5*7)+(4*6)+(3*9)+(2*0)+(1*4)=90
90 % 10 = 0
So 769-04-0 is a valid CAS Registry Number.
769-04-0Relevant articles and documents
METHODS FOR ONE-POT N-DEMETHYLATION/N-ACYLATION OF MORPHINE AND TROPANE ALKALOIDS
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Page/Page column 4; 7, (2009/01/24)
The present invention provides a method for the N-demethylation and/or N-acylation of an N-methylated heterocycle such as morphine alkaloids or tropane alkaloids. The method comprises reacting the heterocycle with an acylating agent in the presence of a m