1238877-67-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1238877-67-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,8,8,7 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1238877-67:
(9*1)+(8*2)+(7*3)+(6*8)+(5*8)+(4*7)+(3*7)+(2*6)+(1*7)=202
202 % 10 = 2
So 1238877-67-2 is a valid CAS Registry Number.