235093-89-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 235093-89-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,5,0,9 and 3 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 235093-89:
(8*2)+(7*3)+(6*5)+(5*0)+(4*9)+(3*3)+(2*8)+(1*9)=137
137 % 10 = 7
So 235093-89-7 is a valid CAS Registry Number.