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Methylpseudolarate B

Names

[ CAS No. ]:
82508-34-7

[ Name ]:
Methylpseudolarate B

[Synonym ]:
Methyl (2E,4E)-5-[(1R,7S,8S,9R)-7-acetoxy-4,9-dimethyl-11-oxo-10-oxatricyclo[6.3.2.0]tridec-3-en-9-yl]-2-methyl-2,4-pentadienoate
1H-4,9a-Ethanocyclohepta[c]pyran-7-carboxylic acid, 4a-(acetyloxy)-3,4,4a,5,6,9-hexahydro-3-[(1E,3E)-5-methoxy-4-methyl-5-oxo-1,3-pentadien-1-yl]-3-methyl-1-oxo-, methyl ester, (3R,4S,4aS,9aR)-
2,4-Pentadienoic acid, 5-[(3R,4S,4aS,9aR)-4a-(acetyloxy)-3,4,4a,5,6,9-hexahydro-3,7-dimethyl-1-oxo-1H-4,9a-ethanocyclohepta[c]pyran-3-yl]-2-methyl-, methyl ester, (2E,4E)-
Methyl (1R,7S,8S,9R)-7-acetoxy-9-[(1E,3E)-5-methoxy-4-methyl-5-oxo-1,3-pentadien-1-yl]-9-methyl-11-oxo-10-oxatricyclo[6.3.2.0]tridec-3-ene-4-carboxylate

Biological Activity

[Description]:

Methyl pseudolarate B, a natural diterpenoid, is a protein tyrosine phosphatase 1B (PTP1B) (Phosphatase) inhibitor with an IC50 value of 10.9 μM[1].

[Related Catalog]:

Signaling Pathways >> Metabolic Enzyme/Protease >> Phosphatase
Research Areas >> Metabolic Disease

[Target]

IC50: 10.9 μM (PTP1B)[1]


[References]

[1]. Chun Lei, et al. New triterpenoids and PTP1B inhibitory constituents of Pseudolarix amabilis. Fitoterapia. 2019 Nov;139:104414.  

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
528.8±50.0 °C at 760 mmHg

[ Molecular Formula ]:
C23H30O6

[ Molecular Weight ]:
402.481

[ Flash Point ]:
228.0±30.2 °C

[ Exact Mass ]:
402.204254

[ PSA ]:
105.20000

[ LogP ]:
4.00

[ Vapour Pressure ]:
0.0±1.4 mmHg at 25°C

[ Index of Refraction ]:
1.543

Safety Information

[ Hazard Codes ]:
Xi

Related Compounds