(2R,3R,4aR)-2,3,4,4a-Tetrahydro-2,3,7-trihydroxy-9-Methoxy-4a-Methyl-6H-dibenzo[b,d]pyran-6-one

Modify Date: 2023-06-01 09:51:18

(2R,3R,4aR)-2,3,4,4a-Tetrahydro-2,3,7-trihydroxy-9-Methoxy-4a-Methyl-6H-dibenzo[b,d]pyran-6-one Structure
(2R,3R,4aR)-2,3,4,4a-Tetrahydro-2,3,7-trihydroxy-9-Methoxy-4a-Methyl-6H-dibenzo[b,d]pyran-6-one structure
Common Name (2R,3R,4aR)-2,3,4,4a-Tetrahydro-2,3,7-trihydroxy-9-Methoxy-4a-Methyl-6H-dibenzo[b,d]pyran-6-one
CAS Number 889101-41-1 Molecular Weight 292.284
Density 1.5±0.1 g/cm3 Boiling Point 609.4±55.0 °C at 760 mmHg
Molecular Formula C15H16O6 Melting Point N/A
MSDS N/A Flash Point 233.5±25.0 °C

 Use of (2R,3R,4aR)-2,3,4,4a-Tetrahydro-2,3,7-trihydroxy-9-Methoxy-4a-Methyl-6H-dibenzo[b,d]pyran-6-one


(-)-Altenuene is a heptaketide isolated from an endolichenic fungal strain Nigrospora sphaerica[1].

 Names

Name (2R,3R,4aR)-2,3,7-Trihydroxy-9-methoxy-4a-methyl-2,3,4,4a-tetrahydro-6H-benzo[c]chromen-6-one
Synonym More Synonyms

  Biological Activity

Description (-)-Altenuene is a heptaketide isolated from an endolichenic fungal strain Nigrospora sphaerica[1].
Related Catalog
References

[1]. He JW, et al. Heptaketides with antiviral activity from three endolichenic fungal strains Nigrospora sp., Alternaria sp. and Phialophora sp. Fitoterapia. 2012 Sep;83(6):1087-91.

 Chemical & Physical Properties

Density 1.5±0.1 g/cm3
Boiling Point 609.4±55.0 °C at 760 mmHg
Molecular Formula C15H16O6
Molecular Weight 292.284
Flash Point 233.5±25.0 °C
Exact Mass 292.094696
LogP 1.95
Vapour Pressure 0.0±1.8 mmHg at 25°C
Index of Refraction 1.660

 Synonyms

(2R,3R,4aR)-2,3,7-Trihydroxy-9-methoxy-4a-methyl-2,3,4,4a-tetrahydro-6H-benzo[c]chromen-6-one
6H-Dibenzo[b,d]pyran-6-one, 2,3,4,4a-tetrahydro-2,3,7-trihydroxy-9-methoxy-4a-methyl-, (2R,3R,4aR)-
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