1228018-30-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1228018-30-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,0,1 and 8 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1228018-30:
(9*1)+(8*2)+(7*2)+(6*8)+(5*0)+(4*1)+(3*8)+(2*3)+(1*0)=121
121 % 10 = 1
So 1228018-30-1 is a valid CAS Registry Number.
1228018-30-1Relevant articles and documents
AN IMPROVED PROCESS FOR THE PREPARATION OF APREPITANT
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Page/Page column 10; 13, (2009/10/22)
The present invention relates to an improved process for the preparation of aprepitant compound of formula- (I) as well as novel polymorphs of its intermediates.