Acetic acid, (5,5-dimethyl-2-oxo-1,3-dioxolan-4-ylidene)-, ethyl ester, (2Z)-

CAS:878203-60-2

Formula:C9H12O5

Pentanedioic acid, 3-oxo-, methyl 2-propenyl ester

CAS:105940-23-6

Formula:C9H12O5

Acetic acid, (dihydro-5-methyl-2-oxo-3(2H)-furanylidene)hydroxy-, ethyl ester

CAS:110977-70-3

Formula:C9H12O5

Acetic acid, (dihydro-2-oxo-2H-pyran-3(4H)-ylidene)hydroxy-, ethyl ester

CAS:110977-72-5

Formula:C9H12O5

1,4-Dioxaspiro[4.4]nonane-2-carboxylic acid, 3-oxo-, methyl ester

CAS:111209-94-0

Formula:C9H12O5

Benzenemethanol, a-hydrotrioxy-4-methoxy-a-methyl-

CAS:111662-91-0

Formula:C9H12O5

2-Furancarboxylic acid, 2-ethyl-2,5-dihydro-4-hydroxy-3-methyl-5-oxo-, methyl ester

CAS:112026-00-3

Formula:C9H12O5

2-Butenal, 4,4-bis(acetyloxy)-3-methyl-, (E)-

CAS:112549-36-7

Formula:C9H12O5

3-Furancarboxylic acid, 5-acetyltetrahydro-2-oxo-, ethyl ester, cis-

CAS:112671-68-8

Formula:C9H12O5

2-Pentenoic acid, 3-acetyl-4-oxo-, methoxymethyl ester

CAS:113702-35-5

Formula:C9H12O5