83337-80-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83337-80-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,3,3 and 7 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 83337-80:
(7*8)+(6*3)+(5*3)+(4*3)+(3*7)+(2*8)+(1*0)=138
138 % 10 = 8
So 83337-80-8 is a valid CAS Registry Number.
InChI:InChI=1/C15H16Cl2N2O2.C2H2O4/c1-2-7-21-10-15(20,9-19-6-5-18-11-19)13-4-3-12(16)8-14(13)17;3-1(4)2(5)6/h2-6,8,11,20H,1,7,9-10H2;(H,3,4)(H,5,6)