1309236-68-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1309236-68-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,9,2,3 and 6 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1309236-68:
(9*1)+(8*3)+(7*0)+(6*9)+(5*2)+(4*3)+(3*6)+(2*6)+(1*8)=147
147 % 10 = 7
So 1309236-68-7 is a valid CAS Registry Number.