1197236-89-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1197236-89-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,7,2,3 and 6 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1197236-89:
(9*1)+(8*1)+(7*9)+(6*7)+(5*2)+(4*3)+(3*6)+(2*8)+(1*9)=187
187 % 10 = 7
So 1197236-89-7 is a valid CAS Registry Number.