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SML0406

Sigma-Aldrich

Roquefortine C

≥98% (HPLC), from Penicillium roqueforti

Sinônimo(s):

2H-Pyrazino[1′,2′:1,5]pyrrolo[2,3-b]indole-1,4(3H,5aH)-dione, 10b-(1,1-dimethyl-2-propen-1-yl)-6,10b,11,11a-tetrahydro-3-(1H-imidazol-5-ylmethylene)-,(3E,5aS,10bR,11aS)-, Roquefortine from Penicillium roqueforti

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500 μG
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500 μG
R$ 2.973,00

About This Item

Fórmula empírica (Notação de Hill):
C22H23N5O2
Número CAS:
Peso molecular:
389.45
Código UNSPSC:
12161501
NACRES:
NA.77

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fonte biológica

Penicillium roqueforti

Nível de qualidade

Ensaio

≥98% (HPLC)

solubilidade

chloroform: 1 mg/mL
ethyl acetate: 1 mg/mL
DMSO: 10 mg/mL
methanol: 10 mg/mL

temperatura de armazenamento

−20°C

cadeia de caracteres SMILES

N21C3Nc4c(cccc4)C3(CC2C(=O)N\C(=C/c5nc[nH]c5)\C1=O)C(C)(C)C=C

InChI

1S/C22H23N5O2/c1-4-21(2,3)22-10-17-18(28)25-16(9-13-11-23-12-24-13)19(29)27(17)20(22)26-15-8-6-5-7-14(15)22/h4-9,11-12,17,20,26H,1,10H2,2-3H3,(H,23,24)(H,25,28)/b16-9-

chave InChI

SPWSUFUPTSJWNG-SXGWCWSVSA-N

Aplicação

Roquefortine C has been used as a standard for the quantification of roquefortine C by high-performance liquid chromatography (HPLC).[1][2] It has also been used as a standard for the quantification of roquefortine C by liquid chromatography-mass spectrometry (LC−MS/MS).[3]

Ações bioquímicas/fisiológicas

Roquefortine C is a paralytic neurotoxin of a dioxopiperazine structure produced by a diverse range of fungi, most notably Penicillium species.
Roquefortine C is a paralytic neurotoxin of a dioxopiperazine structure produced by a diverse range of fungi, most notably Penicillium species. It has been found in blue cheese and in many other food products due to natural occurrence and contamination. Roquefortine C was found to be active on a wide range of organisms. It inhibits the growth of Gram-positive bacteria, and cockerels treated with roquefortine lost their righting reflex and died within 8-12 hours. Mice injected with roquefortine C experienced neurotoxic properties. Roquefortine C was also reported to inhibit cytochrome P450 as well as tubulin polymerization.

Nota de preparo

Soluble in methanol (10 mg/mL), DMSO (10 mg/mL), ethyl acetate (1 mg/mL) and chloroform (1 mg/mL). DMSO solution at 10 mg/mL is stable for 3 months at −20 °C.

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable


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David J Richard et al.
Proceedings of the National Academy of Sciences of the United States of America, 101(33), 11971-11976 (2004-05-14)
The syntheses of isoroquefortine C and a related heterocycle were achieved by implementation of both intra- and intermolecular vinyl amidation reactions. These accomplishments represent a significant advance in the use of these strategies in the generation of complex molecules.
Ramón O García-Rico et al.
International microbiology : the official journal of the Spanish Society for Microbiology, 12(2), 123-129 (2009-09-29)
Heterotrimeric G protein signaling regulates many processes in fungi, such as development, pathogenicity, and secondary metabolite biosynthesis. For example, the Galpha subunit Pga1 from Penicillium chrysogenum regulates conidiation and secondary metabolite production in this fungus. The dominant activating allele, pga1G42R
A natural short pathway synthesizes roquefortine C but not meleagrin in three different Penicillium roqueforti strains
Kosalkova K, et al.
Applied Microbiology and Biotechnology, 99(18), 7601-7612 (2015)
Katarina Kosalková et al.
Biochimie, 91(2), 214-225 (2008-10-28)
The biosynthesis of the beta-lactam antibiotic penicillin is an excellent model for the study of secondary metabolites produced by filamentous fungi due to the good background knowledge on the biochemistry and molecular genetics of the beta-lactam producing microorganisms. The three
Ben Clark et al.
Journal of natural products, 68(11), 1661-1664 (2005-11-29)
The new isoprenylated diketopiperazine roquefortine E (6) has been isolated from an Australian soil isolate of the ascomycete Gymnoascus reessii. The known fungal metabolite roquefortine C (1) was also recovered as the major antibacterial principle, and all structures were assigned

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