39750-99-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 39750-99-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,7,5 and 0 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 39750-99:
(7*3)+(6*9)+(5*7)+(4*5)+(3*0)+(2*9)+(1*9)=157
157 % 10 = 7
So 39750-99-7 is a valid CAS Registry Number.