767355-69-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 767355-69-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,7,3,5 and 5 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 767355-69:
(8*7)+(7*6)+(6*7)+(5*3)+(4*5)+(3*5)+(2*6)+(1*9)=211
211 % 10 = 1
So 767355-69-1 is a valid CAS Registry Number.