1380431-24-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1380431-24-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,0,4,3 and 1 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1380431-24:
(9*1)+(8*3)+(7*8)+(6*0)+(5*4)+(4*3)+(3*1)+(2*2)+(1*4)=132
132 % 10 = 2
So 1380431-24-2 is a valid CAS Registry Number.
1380431-24-2Relevant articles and documents
PROCESS FOR THE PREPARATION OF INTERMEDIATE COMPOUNDS USEFUL IN THE PREPARATION OF EZETIMIBE
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Page/Page column 11-12, (2012/06/30)
The present invention provides an improved process for preparing (3R, 4S)-4-(4- (benzyloxy)phenyl)-1-(4-fluorophenyl)-3-(3-(4-fluorophenyl)-3-oxopropyl)azetidin-2-one, which is a key intermediate for the preparation of Ezetimibe, and involves the use of new intermediate compounds.