75652-88-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75652-88-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,6,5 and 2 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 75652-88:
(7*7)+(6*5)+(5*6)+(4*5)+(3*2)+(2*8)+(1*8)=159
159 % 10 = 9
So 75652-88-9 is a valid CAS Registry Number.
75652-88-9Relevant academic research and scientific papers
THE DEMETHYLATION OF APORPHINES WITH SULFURIC ACID
Castedo, Luis,Lera, Angel Rodriguez de,Saa, Jose M.,Suau, Rafael,Villaverde, Carmen
, p. 1135 - 1138 (2007/10/02)
Sulfuric acid at room temperature has been found a useful reagent for interconverting aporphine alkaloids by selective O-demethylation.This was controlled by electronic or steric effects.