68523-18-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68523-18-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,5,2 and 3 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 68523-18:
(7*6)+(6*8)+(5*5)+(4*2)+(3*3)+(2*1)+(1*8)=142
142 % 10 = 2
So 68523-18-2 is a valid CAS Registry Number.
InChI:InChI=1/C21H18Cl2N2O3/c1-21(2)14(11-17(22)23)19(21)20(26)28-16(12-24)15-9-6-10-18(25-15)27-13-7-4-3-5-8-13/h3-11,14,16,19H,1-2H3