1416820-71-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1416820-71-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,1,6,8,2 and 0 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1416820-71:
(9*1)+(8*4)+(7*1)+(6*6)+(5*8)+(4*2)+(3*0)+(2*7)+(1*1)=147
147 % 10 = 7
So 1416820-71-7 is a valid CAS Registry Number.
1416820-71-7Relevant articles and documents
PROCESS FOR PREPARING ROSUVASTATIN CALCIUM THROUGH NOVEL AMINE SALT
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, (2013/02/28)
The present invention provides a process for preparing pure rosuvastatin of formula I, or pharmaceutically acceptable salts thereof through rosuvastatin l-(l-naphthyl)ethyl salt of formula II wherein wavy line (>~w) represent (R), (S) stereochemistry or racemate thereof.
