102156-49-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102156-49-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,1,5 and 6 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 102156-49:
(8*1)+(7*0)+(6*2)+(5*1)+(4*5)+(3*6)+(2*4)+(1*9)=80
80 % 10 = 0
So 102156-49-0 is a valid CAS Registry Number.