692754-81-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 692754-81-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,2,7,5 and 4 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 692754-81:
(8*6)+(7*9)+(6*2)+(5*7)+(4*5)+(3*4)+(2*8)+(1*1)=207
207 % 10 = 7
So 692754-81-7 is a valid CAS Registry Number.