1056894-80-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1056894-80-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,5,6,8,9 and 4 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1056894-80:
(9*1)+(8*0)+(7*5)+(6*6)+(5*8)+(4*9)+(3*4)+(2*8)+(1*0)=184
184 % 10 = 4
So 1056894-80-4 is a valid CAS Registry Number.