693782-37-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 693782-37-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,3,7,8 and 2 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 693782-37:
(8*6)+(7*9)+(6*3)+(5*7)+(4*8)+(3*2)+(2*3)+(1*7)=215
215 % 10 = 5
So 693782-37-5 is a valid CAS Registry Number.