1257089-94-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1257089-94-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,7,0,8 and 9 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1257089-94:
(9*1)+(8*2)+(7*5)+(6*7)+(5*0)+(4*8)+(3*9)+(2*9)+(1*4)=183
183 % 10 = 3
So 1257089-94-3 is a valid CAS Registry Number.