CID is 234873
synonyms found at PubChem are:
Purpurogallin tetramethyl ether, CHEMBL134871, 6273-57-0, 2,3,4,6-Tetramethoxy-benzocyclohepten-5-one, 2,3,4,6-tetramethoxy-5H-benzo[7]annulen-5-one, NSC52570, Spectrum_001940, SpecPlus_000490, Spectrum5_001688, ChemDiv2_001976, AC1L5T5B, AC1Q6JK0, Oprea1_001909, KBioSS_002492, MLS001048925, DivK1c_006586, 5h-benzocyclohepten-5-one, 2,3,4,6-tetramethoxy-, SCHEMBL12171162, CTK5B5808, KBio1_001530, KBio2_002485, KBio2_005053, KBio2_007621, ZINC56820, DTXSID80284104, MolPort-000-516-171, HMS1374J18, HMS2268J06, NSC35623, BDBM50133358, NSC-35623, NSC-52570, STK235005, AKOS000525526, MCULE-2860542554, BAS 00160614, SMR000387113, 2,3,4,6-tetramethoxybenzo[7]annulen-5-one, ST50167780, 2,7,8,9-tetramethoxybenzo[a][7]annulen-1-one, AB00052896-09, 2,3,4,6-Tetramethoxy-5H-benzocyclohepten-5-one, SR-01000323883, 5H-Benzocyclohepten-5-one,2,3,4,6-tetramethoxy-, SR-01000323883-1, BRD-K78848902-001-07-8