Species with data from:

Burgers, P.C.; Holmes, J.L.; Lossing, F.P.; Mommers, A.A.; Povel, F.R.; Terlouw, J.K., Isomeric and tautomeric [C₄H₄O]⁺ ions. Their thermochemistry and collisionally induced fragmentation characteristics, Can. J. Chem., 1982, 60, 2246.

12 matching species were found.

For each matching species the following will be displayed:

• Chemical name
• Chemical formula
• Structure image (if available)

Click on the name to see more data.

1. 2-Propenoic acid, 2-methyl- (C₄H₆O₂)
   
2. 4-Cyclopentene-1,3-dione (C₅H₄O₂)
   
3. 2,5-Furandione, 3-methyl- (C₅H₄O₃)
   
4. 3-Butyn-2-one (C₄H₄O)
   
5. 2,5-Furandione, dihydro-3-methylene- (C₅H₄O₃)
   
6. HC≡CCOCH2CH2CH3 (C₆H₈O)
   
7. Ethyne, 1-ethenyloxy- (C₄H₄O)
   
8. 2-Cyclobutene-1-one (C₄H₄O)
   
9. 2(3H)-Furanone, dihydro-3-methylene- (C₅H₆O₂)
   
10. But-1-ene-3-yne, 1-ethoxy- (C₆H₈O)
    
11. But-3-ynal (C₄H₄O)
    
12. 1,2,3-Butatriene, 1-ethoxy (C₆H₈O)