86238-91-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 86238-91-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,6,2,3 and 8 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 86238-91:
(7*8)+(6*6)+(5*2)+(4*3)+(3*8)+(2*9)+(1*1)=157
157 % 10 = 7
So 86238-91-7 is a valid CAS Registry Number.