119872-20-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 119872-20-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,8,7 and 2 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 119872-20:
(8*1)+(7*1)+(6*9)+(5*8)+(4*7)+(3*2)+(2*2)+(1*0)=147
147 % 10 = 7
So 119872-20-7 is a valid CAS Registry Number.