91078-48-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91078-48-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,0,7 and 8 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 91078-48:
(7*9)+(6*1)+(5*0)+(4*7)+(3*8)+(2*4)+(1*8)=137
137 % 10 = 7
So 91078-48-7 is a valid CAS Registry Number.