4,10-Dioxatricyclo[5.2.1.0(2,6)]dec-8-ene-3,5-dione(5426-09-5) IR2
Product Name4,10-Dioxatricyclo[5.2.1.0(2,6)]dec-8-ene-3,5-dione
CAS5426-09-5
Molecular FormulaC8H6O4
Molecular Weight166.13
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![4,10-Dioxatricyclo[5.2.1.0(2,6)]dec-8-ene-3,5-dione(5426-09-5) IR2](https://www.chemicalbook.com/Spectrum/5426-09-5_MS_1.jpg)
MassMS-NW-7871 3,6-epoxy-1,2,3,6-tetrahydrophthalic anhydride C8H6O4 (Mass of molecular ion: 166)
Source Temperature: 170 °C Sample Temperature: 140 °C Direct, 75 eV
25.0 1.4 26.0 13.0 27.0 1.8 28.0 1.8 29.0 4.3 37.0 2.0 38.0 4.8 39.0 30.1 40.0 8.7 42.0 2.9 51.0 1.2 53.0 1.7 54.0 10.8 63.0 1.5 65.0 6.4 66.0 10.9 68.0 100.0 69.0 4.6 94.0 5.1 98.0 4.6 121.0 4.0
400 MHz in CDCl3
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![4,10-Dioxatricyclo[5.2.1.0(2,6)]dec-8-ene-3,5-dione(5426-09-5) IR2](https://www.chemicalbook.com/Spectrum/5426-09-5_1HNMR_1.jpg)
1H NMR 399.65 MHz C8 H6 O4 saturated in CDCl3 3,6-epoxy-1,2,3,6-tetrahydrophthalic anhydride 
Assign. Shift(ppm)
A 6.584 B 5.464 C 3.183
Hz ppm Int.2632.20 6.587 425 2631.35 6.585 552 2630.37 6.582 332 2626.22 6.572 24 2184.57 5.467 436 2183.72 5.465 551 2182.74 5.462 329 1272.34 3.184 1000
in CDCl3
![4,10-Dioxatricyclo[5.2.1.0(2,6)]dec-8-ene-3,5-dione(5426-09-5) IR2](https://www.chemicalbook.com/Spectrum/5426-09-5_13CNMR_1.jpg)
KBr disc
![4,10-Dioxatricyclo[5.2.1.0(2,6)]dec-8-ene-3,5-dione(5426-09-5) IR2](https://www.chemicalbook.com/Spectrum/5426-09-5_IR1_2.jpg)
nujol mull
![4,10-Dioxatricyclo[5.2.1.0(2,6)]dec-8-ene-3,5-dione(5426-09-5) IR2](https://www.chemicalbook.com/Spectrum/5426-09-5_IR2_1.jpg)
