513-81-5

2,3-二甲基-1,3-丁二烯

123-31-9

1,4-苯二酚

129-64-6

降冰片烯二酸酐

542-92-7

环戊二烯

13303-36-1

5,6-dimethyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione

513-81-5

2,3-二甲基-1,3-丁二烯

13303-36-1

5,6-dimethyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione

55264-91-0

dimethyl (1S,2R)-4,5-dimethylcyclohex-4-ene-1,2-dicarboxylate

13303-36-1

5,6-dimethyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione

10564-89-3

4,5-dimethyl-cyclohex-4-ene-1r,2c-dicarboxylic acid

13303-36-1

5,6-dimethyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione

108-31-6

马来酸酐

513-81-5

2,3-二甲基-1,3-丁二烯

13303-36-1

5,6-dimethyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione