Pyranonigrin A

Free radical scavenger



ALX-350-415-MC25	0.25 mg	62.00 USD

ALX-350-415-M001	1 mg	186.00 USD

Antioxidant, with a radical scavenging activity toward DPPH and superoxide.

Product Specification

Alternative Name:	(7R)-6,7-Dihydro-3,7-dihydroxy-2-[(E)-1-propene-1-yl]-pyrano[2,3-c]pyrrole-4,5-dione

Formula:	C₁₀H₉NO₅

MW:	223.2

Purity:	>96% (HPLC)

Appearance:	Crystalline solid.

CAS:	773855-65-5

Source/Host:	Isolated from Aspergillus niger FKI-2633.

Solubility:	Soluble in DMSO or hot methanol; insoluble in hexane.

Short Term Storage:	-20°C

Long Term Storage:	-20°C

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Product Literature References

Antioxidative pyranonigrins in rice mold starters and their suppressive effect on the expression of blood adhesion molecules: Y. Miyake, et al.; Biosci. Biotechnol. Biochem. 72, 1580 (2008), Abstract; Full Text

Isolation of the antioxidant pyranonigrin-A from rice mold starters used in the manufacturing process of fermented foods: Y. Miyake, et al.; Biosci. Biotechnol. Biochem. 71, 2515 (2007), Abstract; Full Text

Reassessing the structure of pyranonigrin: G. Schlingmann, et al.; J. Nat. Prod. 70, 1180 (2007), Abstract;