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26121-56-2

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26121-56-2 Structure

26121-56-2 Structure
IdentificationBack Directory
[Name]

PICRASIN-B
[CAS]

26121-56-2
[Synonyms]

PICRASIN-B
Nigakilactone I
Simalikalactone B
2α-Hydroxy-12-methoxypicras-12-ene-1,11,16-trione
Picras-12-ene-1,11,16-trione, 2-hydroxy-12-methoxy-, (2α)-
[Molecular Formula]

C21H28O6
[MOL File]

26121-56-2.mol
[Molecular Weight]

376.45
Chemical PropertiesBack Directory
[Melting point ]

255-257 °C
[Boiling point ]

584.3±50.0 °C(Predicted)
[density ]

1.27±0.1 g/cm3(Predicted)
[pka]

12.84±0.70(Predicted)
Hazard InformationBack Directory
[Uses]

Picrasin B (Nigakilactone I) can be isolated from the bark of Picrasma quassioides. Picrasin B shows antifeedant and insecticidal activity against Diamondback Moth[1].
[Definition]

ChEBI:Picrasin B is a triterpenoid.
[References]

[1] Daido M, et al. Antifeedant and Insecticidal Activity of Quassinoids against Diamondback Moth (Plutella xylostella). Biosci Biotechnol Biochem. 1993 Jan;57(2):244-6. DOI:10.1271/bbb.57.244
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