852172-06-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 852172-06-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,2,1,7 and 2 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 852172-06:
(8*8)+(7*5)+(6*2)+(5*1)+(4*7)+(3*2)+(2*0)+(1*6)=156
156 % 10 = 6
So 852172-06-6 is a valid CAS Registry Number.
852172-06-6Relevant articles and documents
PREPARATION OF ESCITALOPRAM
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Page/Page column 31, (2008/06/13)
Enantiomerically enriched citalopram is prepared by methylating enantiomerically enriched didesmethylcitalopram, obtained by directly resolving racemic didesmethylcitalopram using a chiral acid.