256420-32-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 256420-32-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,6,4,2 and 0 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 256420-32:
(8*2)+(7*5)+(6*6)+(5*4)+(4*2)+(3*0)+(2*3)+(1*2)=123
123 % 10 = 3
So 256420-32-3 is a valid CAS Registry Number.
256420-32-3Relevant articles and documents
Erythromycin derivatives with antibiotic activity
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, (2008/06/13)
Erythromycin derivatives with antibiotic activity and pharmaceutically acceptable salts thereof. A process for preparing such erythromycin derivatives and pharmaceutical compositions containing them as the active principle.