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K3375

Sigma-Aldrich

Kynurenic acid

Kynurenic acid

≥98% (HPLC), powder, NMDA receptor antagonist

Sinônimo(s):

4-Hydroxyquinoline-2-carboxylic acid

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R$ 189,00
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250 MG
R$ 189,00
1 G
R$ 412,00
5 G
R$ 1.389,00

About This Item

Fórmula empírica (Notação de Hill):
C10H7NO3
Número CAS:
Peso molecular:
189.17
Beilstein:
147451
Número CE:
Número MDL:
Código UNSPSC:
12352106
ID de substância PubChem:
NACRES:
NA.77

R$ 189,00


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Nome do produto

Kynurenic acid, ≥98%

Ensaio

≥98%

Formulário

powder

pf

275 °C (dec.) (lit.)

cadeia de caracteres SMILES

OC(=O)c1cc(O)c2ccccc2n1

InChI

1S/C10H7NO3/c12-9-5-8(10(13)14)11-7-4-2-1-3-6(7)9/h1-5H,(H,11,12)(H,13,14)

chave InChI

HCZHHEIFKROPDY-UHFFFAOYSA-N

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Aplicação

Kynurenic acid has been used as a constituent in dissection saline solution for embryonic cerebral cortical cells[1] and human primary astrocytes.[2] It has also been used as a medium supplement for murine intestinal epithelial cell line, MODE-K[3] and induced pluripotent stem cell (iPSC)-derived neurons cells.[4]

Ações bioquímicas/fisiológicas

Kynurenic acid (KynA) is a non-selective antagonist of N-methyl-d-aspartate (NMDA),[5] α-amino-3-hydroxy-5-methyl-4-isoxazolepropionic acid (AMPA) and kainate receptors.[6] It blocks kainic acid neurotoxicity.[7] Kynurenic acid also blocks nicotinic acetylcholine receptors.[8] It is a by-product of tryptophan catabolic pathway.[5] Kynurenic acid is a neuromodulator and controls the levels of glutamate, dopamine, acetylcholine and α-aminobutyric acid (GABA).[9] KynA controls neuroendocrine functions and altered levels of KynA is a potential marker in depression, schizophrenia Alzheimer′s and Huntington′s diseases.[8][10] Normal levels of KynA in the brain is crucial for the cognitive function.[11]

Características e benefícios

This compound is a featured product for Neuroscience research. Click here to discover more featured Neuroscience products. Learn more about bioactive small molecules for other areas of research at sigma.com/discover-bsm.

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

Equipamento de proteção individual

dust mask type N95 (US), Eyeshields, Gloves


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Visite a Biblioteca de Documentos

Inhibiting Stearoyl-CoA Desaturase Ameliorates alpha-Synuclein Cytotoxicity
Vincent BM, et al.
Cell Reports, 25(10), 2742-2754 (2018)
Relevance of Alternative Routes of Kynurenic Acid Production in the Brain
Ramos-Chavez LA, et al.
Oxidative Medicine and Cellular Longevity, 2018 (2018)
Kynurenic acid content in selected culinary herbs and spices
Turski MP, et al.
Journal of Chemistry, 2015, 1386-1397 (2015)
Mixed-species RNA-seq for elucidation of non-cell-autonomous control of gene transcription
Qiu J, et al.
Nature Protocols, 13(10), 2176-2176 (2018)
Glio-and neuro-protection by prosaposin is mediated by orphan G-protein coupled receptors GPR37L1 and GPR37
Liu B, et al.
Glia, 66(11), 2414-2426 (2018)

Artigos

DISCOVER Bioactive Small Molecules for Neuroscience

Questions

  1. Do you have any recommendations for storage after reconstitution of the product?

    1 answer
    1. This product may be stored for several days at 4 °C. The product has not been evaluated for long term freezer storage. However, other sources note that stock solutions of kynurenic acid at 100 mM, initially prepared with 5 M NaOH and subsequently diluted with saline and the pH adjusted with 2 N HCl, may be stored at -20 °C. This information has not been validated. Please see the link below to review the product datasheet:
      https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/documents/231/908/k3375pis.pdf

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