672925-65-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 672925-65-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,2,9,2 and 5 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 672925-65:
(8*6)+(7*7)+(6*2)+(5*9)+(4*2)+(3*5)+(2*6)+(1*5)=194
194 % 10 = 4
So 672925-65-4 is a valid CAS Registry Number.