1019061-81-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1019061-81-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,9,0,6 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1019061-81:
(9*1)+(8*0)+(7*1)+(6*9)+(5*0)+(4*6)+(3*1)+(2*8)+(1*1)=114
114 % 10 = 4
So 1019061-81-4 is a valid CAS Registry Number.