134674-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 134674-18-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,6,7 and 4 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 134674-18:
(8*1)+(7*3)+(6*4)+(5*6)+(4*7)+(3*4)+(2*1)+(1*8)=133
133 % 10 = 3
So 134674-18-3 is a valid CAS Registry Number.