3,9-dimethoxy-6a,6b,12a,12b-tetrahydro-6H,12H-cyclobuta[1,2-c:3,4-c']dichromene-6,12-dione (7235-78-1)

Identification
Name:	3,9-dimethoxy-6a,6b,12a,12b-tetrahydro-6H,12H-cyclobuta[1,2-c:3,4-c']dichromene-6,12-dione
CAS:	7235-78-1
Molecular Formula:	C₂₀H₁₆O₆
Molecular Weight:	352.3374
InChI:	InChI=1/C20H16O6/c1-23-9-3-5-11-13(7-9)25-19(21)17-15(11)18-16(17)12-6-4-10(24-2)8-14(12)26-20(18)22/h3-8,15-18H,1-2H3
Molecular Structure:
Properties
Flash Point:	224.8°C
Boiling Point:	507.2°C at 760 mmHg
Density:	1.367g/cm³
Refractive index:	1.613
Flash Point:	224.8°C
Safety Data

Other Product

(6aR,6bS,12bS,12cR)-6a,6b,12b,12c-tetrahydrocyclobuta[1,2-c:4,3-c']dichromene-6,7-dione
Thieno[2',3':3,4]cyclobuta[1,2-c]furan-4,6-dione,3a,3b,6a,6b-tetrahydro-
2,11-dimethyl-(6ar,6bt,12bt,12cc)-6a,6b,12b,12c-tetrahydro-cyclobuta[1,2-c,4,3-c’] dichromium ene-6,7-dione
5H,7H-Furo[3,2-g]pyrano[3'',2'':5',6']benzofuro[3',2':3,4]cyclobuta[1,2-b][1]benzopyran-5,7-dione,5a,5b,12a,12b-tetrahydro-4,6-dimethoxy-9,12b-dimethyl-, (5aR,5bR,12aS,12bR)-rel-
Methanone,(2,4-dihydroxyphenyl)[(2R,3R,4R,5S)-5-[(6R,6aS,6bR,7R,12aS,13aS)-7-(2,4-dihydroxyphenyl)-6a,6b,12a,13a-tetrahydro-3,10-dihydroxy-6,12a-bis(4-hydroxyphenyl)-6H,7H-furo[2,3-b:4,5-c']bis[1]benzopyran-9-yl]tetrahydro-2-(4-hydroxyphenyl)-4-[(4-hydroxyphenyl)methyl]-3-furanyl]-,rel- (9CI)
6H,12H-Oxepino[2',3':4,5]pyrimido[1,2-a]pyrrolo[2,1-c][1,4]benzodiazepine-6,12-dione,14,15,16,16a-tetrahydro-4,10-dimethoxy-, (16aS)-
1H-Dibenzo[3',4':6',7']cyclohepta[1',2':3,4]cyclobuta[1,2-c]furan-1,3,8-trione,3a,3b,12b,12c-tetrahydro-
Furo[3',4':3,4]cyclobuta[1,2-b]furan-4,6-dione,3a,3b,6a,6b-tetrahydro-
Pyrano[3,2-a]xanthene-8,11-dione,9-[(1S,3S)- 1,3-dimethyl-2-oxopentyl]-1,2,3,4a,5,6,6a,12,- 12a,12b-decahydro-3-(1-hydroxy-1-methylethyl)- 6a,12b-dimethyl-,(3R,4aR,6aR,12aR,- 12bR)-
[1]Benzopyrano[3,4-b][1]benzopyran-12(6H)-one,6a,12a-dihydro-9-hydroxy-8-(4-hydroxy-3-methylbutyl)-2,3-dimethoxy-,(6aS,12aS)-
(6aS,12aS)-9-hydroxy-2,3-dimethoxy-8-(3-methylbut-2-en-1-yl)-6a,12a-dihydrochromeno[3,4-b]chromen-12(6H)-one
6H,12H-Oxepino[2',3':4,5]pyrimido[1,2-a]pyrrolo[2,1-c][1,4]benzodiazepine-6,12-dione,14,15,16,16a-tetrahydro-4-methoxy-, (16aS)-
(6aS,12aR)-2,3-dimethoxy-6-methyl-6a,12a-dihydro-5H-[1,3]dioxolo[5,6]indeno[1,2-c]isoquinoline-5,12(6H)-dione
6H-[1,3]Dioxolo[5,6]benzofuro[3,2-c][1]benzopyran-3-ol,6a,12a-dihydro-6-methoxy-, (6R,6aS,12aR)-
Difuro[2,3-h:2',3'-h']cyclobuta[1,2-c:4,3-c']bis[1]benzopyran-5,6-dione,5a,5b,12b,12c-tetrahydro-11,12,13,14-tetramethoxy-, (5aR,5bS,12bS,12cR)-rel-(9CI)
6H-[1,3]Dioxolo[5,6]benzofuro[3,2-c][1]benzopyran-3-ol,6a,12a-dihydro-, (6aR,12aR)-
4H,6H,11H-Pyrano[4'',3'':5',6']naphtho[1',2':3,4]furo[3,2-c]pyran-4,11-dione,9-(3-furanyl)-1,2a,3,6b,7,8,8a,9,12b,13,14,14a-dodecahydro-13-hydroxy-1,1,8a,12b-tetramethyl-,(2aS,6aR,6bS,8aR,9R,12bR,13R,14aR)-
(6aR,12aα)-2-Hydroxy-3-methoxy-6a,12a-dihydro-6H-[1,3]dioxolo[5,6]benzofuro[3,2-c][1]benzopyran
7H-6a,12a-Methano-6H,12aH-naphtho[2',1':4,5]furo[3,4-c]pyran-7,11(12H)-dione,1,2,3,4,4a,4b-hexahydro-1-hydroxy-4,4a,10-trimethyl-,(1R,4S,4aR,4bR,6aR,10aR,12aS)-rel-(-)- (9CI)
(6aR,12aR)-4-[(2E)-4-hydroxy-3-methylbut-2-en-1-yl]-6a,12a-dihydro-6H-[1,3]dioxolo[5,6][1]benzofuro[3,2-c]chromen-3-ol