107656-78-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107656-78-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,6,5 and 6 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 107656-78:
(8*1)+(7*0)+(6*7)+(5*6)+(4*5)+(3*6)+(2*7)+(1*8)=140
140 % 10 = 0
So 107656-78-0 is a valid CAS Registry Number.