| Identification | Back Directory | [Name]
(3R,3'R,4S,4'S,4aS,4'aS)-2,2',3,3',4,4',9,9'-Octahydro-1,1',4,4',8,8'-hexahydroxy-3,3'-dimethyl-9,9'-dioxo-7,7'-bi(4aH-xanthene)-4a,4'a-dicarboxylic acid dimethyl ester | [CAS]
35287-72-0 | [Synonyms]
Entothein
Ergochrome AA
Secalonic acid A
Ergochrome AA(2,2')
(3R,3'R,4'S,4'aS)-2,2',3,3',4,4',9,9'-Octahydro-1,1',4α,4',8,8'-hexahydroxy-3β,3'-dimethyl-9,9'-dioxo-7,7'-bi[4aH-xanthene]-4aα,4a'-dicarboxylic acid dimethyl ester
(3R,3'R,4S,4'S,4aS,4'aS)-2,2',3,3',4,4',9,9'-Octahydro-1,1',4,4',8,8'-hexahydroxy-3,3'-dimethyl-9,9'-dioxo-7,7'-bi(4aH-xanthene)-4a,4'a-dicarboxylic acid dimethyl ester
[7,7'-Bi-4aH-xanthene]-4a,4'a-dicarboxylic acid, 2,2',3,3',4,4',9,9'-octahydro-1,1',4,4',8,8'-hexahydroxy-3,3'-dimethyl-9,9'-dioxo-, 4a,4'a-dimethyl ester, (3R,3'R,4S,4'S,4aS,4'aS)- | [Molecular Formula]
C32H30O14 | [MOL File]
35287-72-0.mol | [Molecular Weight]
638.58 |
| Chemical Properties | Back Directory | [Melting point ]
246-248° (dec); mp 260° (Yoshioka et al., loc. cit.) | [alpha ]
D -73° (CHCl3) | [Boiling point ]
869.3±65.0 °C(Predicted) | [density ]
1.67±0.1 g/cm3(Predicted) | [pka]
pKDMF 8.7(at 25℃) |
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