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BICYCLO[4.2.0]OCTA-1,3,5-TRIENE-7,8-DIONE(6383-11-5) 1H NMR
Product NameBICYCLO[4.2.0]OCTA-1,3,5-TRIENE-7,8-DIONE
CAS6383-11-5
Molecular FormulaC8H4O2
Molecular Weight132.12
InChIInChI=1S/C8H4O2/c9-7-5-3-1-2-4-6(5)8(7)10/h1-4H
InChIKey NFYYUUJYMWILSY-UHFFFAOYSA-N
SmilesC12C(C(=O)C1=O)=CC=CC=2
parameter in CDCl3
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1H NMR 300 MHz C8 H4 O2 in CDCl3 benzocyclobutene-1,2-dione 
Parameter ppm Hz
D(A) 8.080 D(B) 7.856 J(A,A') 1.24 J(A,B) 7.71 J(A,B') 0.77 J(A',B) 0.77 J(A',B') 7.71 J(B,B') 7.15 COOPER,M.A. & MANATT,S.L. J.AM.CHEM.SOC. 92, 1605 (1970)
Hz ppm Int.2433.85 8.113 47 2431.67 8.106 79 2428.47 8.095 788 2425.63 8.085 651 2422.93 8.076 598 2419.98 8.067 1000 2416.69 8.056 118 2414.69 8.049 79 2366.12 7.887 79 2364.11 7.880 118 2360.82 7.869 1000 2357.87 7.860 598 2355.17 7.851 649 2352.33 7.841 788 2349.13 7.830 79 2346.95 7.823 47