2942-87-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2942-87-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,9,4 and 2 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 2942-87:
(6*2)+(5*9)+(4*4)+(3*2)+(2*8)+(1*7)=102
102 % 10 = 2
So 2942-87-2 is a valid CAS Registry Number.