1429501-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1429501-81-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,9,5,0 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1429501-81:
(9*1)+(8*4)+(7*2)+(6*9)+(5*5)+(4*0)+(3*1)+(2*8)+(1*1)=154
154 % 10 = 4
So 1429501-81-4 is a valid CAS Registry Number.
1429501-81-4Relevant articles and documents
PROCESS FOR PREPARING 5-(2-{[6-(2,2-DIFLUORO-2-PHENYLETHOXY)HEXYL]AMINO}-1(R)-HYDROXYETHYL)-8-HYDROXYQUINOLIN-2(1H)-ONE VIA A NOVEL INTERMEDIATE
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Page/Page column 19-20, (2013/04/24)
The present invention is concerned with a process for preparing a 5-(2-{[6-(2,2-difl 2-phenylethoxy) hexyl]amino}-1 (R)-hydroxyethyl)-8-hydroxyquinolin-2(1 H)-one compound of formula (I) or a pharmaceutically acceptable salt thereof.