183013-67-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 183013-67-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,3,0,1 and 3 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 183013-67:
(8*1)+(7*8)+(6*3)+(5*0)+(4*1)+(3*3)+(2*6)+(1*7)=114
114 % 10 = 4
So 183013-67-4 is a valid CAS Registry Number.