148591-67-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 148591-67-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,8,5,9 and 1 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 148591-67:
(8*1)+(7*4)+(6*8)+(5*5)+(4*9)+(3*1)+(2*6)+(1*7)=167
167 % 10 = 7
So 148591-67-7 is a valid CAS Registry Number.