2876-67-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2876-67-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,8,7 and 6 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 2876-67:
(6*2)+(5*8)+(4*7)+(3*6)+(2*6)+(1*7)=117
117 % 10 = 7
So 2876-67-7 is a valid CAS Registry Number.