1023857-68-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1023857-68-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,3,8,5 and 7 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1023857-68:
(9*1)+(8*0)+(7*2)+(6*3)+(5*8)+(4*5)+(3*7)+(2*6)+(1*8)=142
142 % 10 = 2
So 1023857-68-2 is a valid CAS Registry Number.