94001-57-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 94001-57-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,0,0 and 1 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 94001-57:
(7*9)+(6*4)+(5*0)+(4*0)+(3*1)+(2*5)+(1*7)=107
107 % 10 = 7
So 94001-57-7 is a valid CAS Registry Number.