73825-70-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73825-70-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,8,2 and 5 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 73825-70:
(7*7)+(6*3)+(5*8)+(4*2)+(3*5)+(2*7)+(1*0)=144
144 % 10 = 4
So 73825-70-4 is a valid CAS Registry Number.
InChI:InChI=1/C18H16Cl2N2O/c19-12-4-1-6-14(10-12)21-17-9-3-8-16(17)18(23)22-15-7-2-5-13(20)11-15/h1-2,4-7,10-11,16H,3,8-9H2,(H,22,23)/b21-17+