82616-93-1

5,6-dimethoxy-2endo,3endo-dimethyl-7-oxabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride

766-39-2

2,3-二甲基马来酸酐

58928-51-1

3,4-dimethoxyfuran

72880-97-8

(1R,4S,4aR,8aS)-2,3,6,7-tetramethoxy-1,4,4a,8a-tetrahydro-1,4-epoxynaphthalene-5,8-dione

58928-51-1

3,4-dimethoxyfuran

3117-02-0

2,3-二甲氧基-1,4-苯醌

72826-56-3

(1S,4S,4aR,8aS)-2,3-dimethoxy-6-methyl-1,4,4a,8a-tetrahydro-1,4-epoxynaphthalene-5,8-dione

58928-51-1

3,4-dimethoxyfuran

553-97-9

甲基苯醌

72880-96-7

7,10-epoxy-8,9-dimethoxy-cis-1-transoid-1,10-cis-10-bicyclo[4.4.0]deca-3,8-dien-2,5-dione

58928-51-1

3,4-dimethoxyfuran

106-51-4

苯醌