Two novel compounds bearing heterocyclic nitrogen, 2-pyridone alkaloid (1) and alloxazine
derivative (2), along with the known pretenellin B (3), pyridovericin (4) and lumichrome (5) …

So far, many bioactive compounds with insecticidal, antifungal and immunosuppressive
activity have been isolated successfully from entomopathogenic fungal metabolites7~ 12). In …

A new pyrrocidine A derivative, 19-epi-pyrrocidine A (1) was isolated from the insect–
derived fungus Neonectria ramulariae In-2, together with known pyrrocidine A (2). The …

A new dimeric monoterpene indole alkaloid polonidine A (1), along with five known
compounds, cyclopenol (2), verrucosidin (3), fructigenine A (4), 3-O-methylviridicatin (5) and …

Two undescribed disubstituted pyridine derivatives irpexidines A and B (1 and 2) and two
undescribed alkylfuran derivatives irpexins K and L (3 and 4) were isolated from …

Abstract Penioxalicin (1), the first 3-nor-2, 3-seco-labdane type diterpene featuring the
fission between C-2 and C-3 in the ring A and the decarboxylation at C-3, was isolated from …

Five alkaloids,(Z)-N-(4-hydroxystyryl) formamide (1),(E)-N-(4-hydroxystyryl) formamide (2), 2-
(4-hydroxybenzyl) quinazolin-4 (3H)-one (3), penipanoid A (4), asperazine (5), were isolated …

Abstract Penioxalamine A (1), a novel prenylated spiro-oxindole alkaloid having a unique
seven-membered nitrogen heterocycle system, was isolated from the fungus Penicillium …

Four novel diterpenoids, namely (4β)‐4, 4‐O‐dihydrocrinipellin A (1),(4β, 8α)‐4, 4‐O, 8, 8‐O‐
tetrahydrocrinipellin B (2), crinipellin C (3), and crinipellin D (4), along with three known …

EMEHETERONE, A PYRAZINONE DERIVATIVE FROM EMERZCELLA HE- TEROTHALLICA”
Page 1 3022 Short Reports Acknowledgements--I am grateful to Professor LR Row for …