219653-96-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 219653-96-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,9,6,5 and 3 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 219653-96:
(8*2)+(7*1)+(6*9)+(5*6)+(4*5)+(3*3)+(2*9)+(1*6)=160
160 % 10 = 0
So 219653-96-0 is a valid CAS Registry Number.
219653-96-0Relevant articles and documents
PROCESS FOR THE PREPARATION OF AZETIDINONES
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Page/Page column 12-13, (2010/11/25)
A process for preparing an azetidinone such as ezetimibe of formula (I) is disclosed using an alcohol of formula (III) as starting material.