57790-33-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57790-33-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,7,9 and 0 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 57790-33:
(7*5)+(6*7)+(5*7)+(4*9)+(3*0)+(2*3)+(1*3)=157
157 % 10 = 7
So 57790-33-7 is a valid CAS Registry Number.