201286-97-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 201286-97-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,1,2,8 and 6 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 201286-97:
(8*2)+(7*0)+(6*1)+(5*2)+(4*8)+(3*6)+(2*9)+(1*7)=107
107 % 10 = 7
So 201286-97-7 is a valid CAS Registry Number.