1301817-67-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1301817-67-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,1,8,1 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1301817-67:
(9*1)+(8*3)+(7*0)+(6*1)+(5*8)+(4*1)+(3*7)+(2*6)+(1*7)=123
123 % 10 = 3
So 1301817-67-3 is a valid CAS Registry Number.