1173674-58-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1173674-58-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,3,6,7 and 4 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1173674-58:
(9*1)+(8*1)+(7*7)+(6*3)+(5*6)+(4*7)+(3*4)+(2*5)+(1*8)=172
172 % 10 = 2
So 1173674-58-2 is a valid CAS Registry Number.