1017788-85-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1017788-85-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,7,7,8 and 8 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1017788-85:
(9*1)+(8*0)+(7*1)+(6*7)+(5*7)+(4*8)+(3*8)+(2*8)+(1*5)=170
170 % 10 = 0
So 1017788-85-0 is a valid CAS Registry Number.