1373767-59-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1373767-59-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,3,7,6 and 7 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1373767-59:
(9*1)+(8*3)+(7*7)+(6*3)+(5*7)+(4*6)+(3*7)+(2*5)+(1*9)=199
199 % 10 = 9
So 1373767-59-9 is a valid CAS Registry Number.