5-methyl-3a,4,5,6,7,7a-hexahydro-2-benzofuran-1,3-dione
CAS NO.: 19438-60-9
Purity :98%
3a-methyl-5,6-dihydro-4H-2-benzofuran-1,3-dione
CAS NO.: 11070-44-3
Purity :98%
CIS-1,2,3,6-TETRAHYDROPHTHALIC ANHYDRIDE
CAS NO.: 85-43-8
Purity :98%
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