672950-54-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 672950-54-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,2,9,5 and 0 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 672950-54:
(8*6)+(7*7)+(6*2)+(5*9)+(4*5)+(3*0)+(2*5)+(1*4)=188
188 % 10 = 8
So 672950-54-8 is a valid CAS Registry Number.