692249-91-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 692249-91-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,9,2,2,4 and 9 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 692249-91:
(8*6)+(7*9)+(6*2)+(5*2)+(4*4)+(3*9)+(2*9)+(1*1)=195
195 % 10 = 5
So 692249-91-5 is a valid CAS Registry Number.