136453-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 136453-19-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,4,5 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 136453-19:
(8*1)+(7*3)+(6*6)+(5*4)+(4*5)+(3*3)+(2*1)+(1*9)=125
125 % 10 = 5
So 136453-19-5 is a valid CAS Registry Number.
136453-19-5Relevant articles and documents
Nonionic radiographic contrast agents
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, (2008/06/13)
New nonionic radiographic contrast agents having the formula STR1 wherein Y is a single bond, --CH2 CH2 --, --CH2 O--, --OCH2 --, STR2 --CH2 --, --CH2 --CH2 --CH2 --,