1337552-65-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1337552-65-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,7,5,5 and 2 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1337552-65:
(9*1)+(8*3)+(7*3)+(6*7)+(5*5)+(4*5)+(3*2)+(2*6)+(1*5)=164
164 % 10 = 4
So 1337552-65-4 is a valid CAS Registry Number.