tryptoquivaline A

ID 2: 417

Toxin: y

Systematic name:

9’R-(9’alpha(4S*(R*)),9’abeta))-4-(2-(1-(Acetyloxy)-2-methylpropyl)-4-oxo-3(4H)-quinazolinyl)-1′, 3, 4, 9’a-tetrahydro-1′-hydroxy-2′, 2′-dimethylspiro(furan-2(5H), 9′-(9H)imidazo(1,2-a) indole)-3′,5(2’H)-dione)

Molecular formulae: 


Molecular weight: 546.571

Chemical abstract number: 55387-45-6

Literature reference:

  • Yamazaki M, Okuyama E, Maebayashi Y. Isolation of some new tryptoquivaline-related metabolites from Aspergillus fumigatus. Chem Pharm Bull (Tokyo). 1979 Jul;27(7):1611-7.

References URL: 

Aspergillus Species known to produce this metabolite:


A tremorgenic mycotoxin producing persistent tremors and/or death in rats and cattle.

Structure image:  


Date uploaded: 2005-12-16 00:00:00

Mycotoxin & Metabolites

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Mycotoxin & Metabolite database

Aspergillus species produce a large number of secondary metabolites, sometimes referred to as extrolites. We attempt to list them all here and we also collect published papers.

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