102768-85-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102768-85-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,7,6 and 8 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 102768-85:
(8*1)+(7*0)+(6*2)+(5*7)+(4*6)+(3*8)+(2*8)+(1*5)=124
124 % 10 = 4
So 102768-85-4 is a valid CAS Registry Number.