1334674-87-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1334674-87-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,4,6,7 and 4 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1334674-87:
(9*1)+(8*3)+(7*3)+(6*4)+(5*6)+(4*7)+(3*4)+(2*8)+(1*7)=171
171 % 10 = 1
So 1334674-87-1 is a valid CAS Registry Number.