652142-94-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 652142-94-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,2,1,4 and 2 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 652142-94:
(8*6)+(7*5)+(6*2)+(5*1)+(4*4)+(3*2)+(2*9)+(1*4)=144
144 % 10 = 4
So 652142-94-4 is a valid CAS Registry Number.