1219689-21-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1219689-21-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,6,8 and 9 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1219689-21:
(9*1)+(8*2)+(7*1)+(6*9)+(5*6)+(4*8)+(3*9)+(2*2)+(1*1)=180
180 % 10 = 0
So 1219689-21-0 is a valid CAS Registry Number.
1219689-21-0Relevant articles and documents
AN IMPROVED PROCESS FOR THE PREPARATION OF ROSUVASTATIN CALCIUM
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Page/Page column 9, (2010/04/27)
The present invention provides an improved process for the preparation of amorphous Rosuvastatin Calcium through novel amine salts of Rosuvastatin.