1337862-69-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1337862-69-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,7,8,6 and 2 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1337862-69:
(9*1)+(8*3)+(7*3)+(6*7)+(5*8)+(4*6)+(3*2)+(2*6)+(1*9)=187
187 % 10 = 7
So 1337862-69-7 is a valid CAS Registry Number.