WIN 66306 

WIN 66306 is a cyclic heptapeptide that can be isolated from an Aspergillus species. WIN 66306 is a neurokinin antagonist with antagonistic effects on both NK1 and NK2 receptors^[1][2].

800.90

C₄₁H₅₂N₈O₉

151928-32-4

Cyclo(Gly-Trp-Pro-Gly-Val-Gly-{(βR)-β-OH-3-(3-Me-2-Butenyl)-Tyr})

Cyclo(GWPGVG-{(βR)-β-OH-3-(3-Me-2-Butenyl)-Tyr})

O=C(N1[C@@](C(NCC(N[C@H](C(NCC(N[C@@](C(NCC(N2)=O)=O)([H])[C@@H](C3=CC(C/C=C(C)\C)=C(C=C3)O)O)=O)=O)C(C)C)=O)=O)([H])CCC1)[C@@H]2CC4=CNC5=CC=CC=C45

Room temperature in continental US; may vary elsewhere.

Please store the product under the recommended conditions in the Certificate of Analysis.

• [1]. Barrow CJ, et al. WIN 66306, a new neurokinin antagonist produced by an Aspergillus species: fermentation, isolation and physico-chemical properties. J Antibiot (Tokyo). 1994 Nov;47(11):1182-7.  [Content Brief]

  [2]. Barrow C J, et al. Structure, determination, pharmacological evaluation, and structure-activity studies of a new cyclic peptide substance P antagonist containing the new amino acid 3-prenyl-. beta.-hydroxytyrosine isolated from Aspergillus flavipes[J]. Journal of medicinal chemistry, 1994, 37(3): 356-363.  [Content Brief]