1023515-06-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1023515-06-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,3,5,1 and 5 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1023515-06:
(9*1)+(8*0)+(7*2)+(6*3)+(5*5)+(4*1)+(3*5)+(2*0)+(1*6)=91
91 % 10 = 1
So 1023515-06-1 is a valid CAS Registry Number.