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21416-43-3

21416-43-3 structure
21416-43-3 structure
  • Name: (S)-Willardiine
  • Chemical Name: 3-(uracil-1-yl)-L-alanine
  • CAS Number: 21416-43-3
  • Molecular Formula: C7H9N3O4
  • Molecular Weight: 199.16400
  • Catalog: Signaling Pathways Membrane Transporter/Ion Channel iGluR
  • Create Date: 2017-08-13 04:00:21
  • Modify Date: 2026-07-01 18:51:20
  • (S)-Willardiine is a potent agonist of AMPA/kainate receptors with EC50 of 44.8 uM.IC50 value: 44.8 uM(EC50) [1]Target: AMPA/kainate receptor agonistin vitro: The (S)- but not (R)-isomers of willardiine and 5-bromowillardiine were potent agonists, producing rapidly but incompletely desensitizing responses [1]. At a concentration of 1.8 mM, Ca2+ inhibited the currents induced by 100 microM willardiine by approximately 50% [2].in vivo: In newborn mice (P5, histopathology at P10), local injection of the AMPA receptor agonist S-bromo-willardiine at day 5 after birth induced cortical damage and white matter damage, which was reduced in a dose-dependent manner by the AMPA receptor antagonists [3].

Name 3-(uracil-1-yl)-L-alanine
Synonyms (2S)-2-Amino-3-(2,4-dioxo-1,2,3,4-tetrahydropyrimidine-1-yl)propionic acid
willdiine
S(−)-Willardiine
L-WILLDIINE
(S)-2-Amino-3-[2,4-dioxo-3,4-dihydropyrimidine-1(2H)-yl]propanoic acid
S(-)-WILLDIINE
S(-)-α-Amino-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinropanoic acid
Willdine
1(2H)-Pyrimidinropanoic acid, α-amino-3,4-dihydro-2,4-dioxo-, (αS)
S(-)-α-AMINO-3,4-DIHYDRO-2,4-DIOXO-1(2H)-PYRIMIDINEPROPANOIC ACID
S()-Willardiine
3-[(2,4-Dioxo-1,2,3,4-tetrahydropyrimidine)-1-yl]-L-alanine
S(-)-ALPHA-AMINO-3,4-DIHYDRO-2,4-DIOXO-1(2H)-PYRIMIDINROPANOIC ACID
3-(Uracil-1-yl)-L-alanine
S(-)-WILLDIINE AMPA/KAINATE AGONIST
C03584
(-)-WILLDIINE
Description (S)-Willardiine is a potent agonist of AMPA/kainate receptors with EC50 of 44.8 uM.IC50 value: 44.8 uM(EC50) [1]Target: AMPA/kainate receptor agonistin vitro: The (S)- but not (R)-isomers of willardiine and 5-bromowillardiine were potent agonists, producing rapidly but incompletely desensitizing responses [1]. At a concentration of 1.8 mM, Ca2+ inhibited the currents induced by 100 microM willardiine by approximately 50% [2].in vivo: In newborn mice (P5, histopathology at P10), local injection of the AMPA receptor agonist S-bromo-willardiine at day 5 after birth induced cortical damage and white matter damage, which was reduced in a dose-dependent manner by the AMPA receptor antagonists [3].
Related Catalog
References

[1]. Patneau DK, et al. Activation and desensitization of AMPA/kainate receptors by novel derivatives of willardiine. J Neurosci. 1992 Feb;12(2):595-606.

[2]. Fukushima T, et al. Calcium inhibits willardiine-induced responses in kainate receptor GluR6(Q)/KA-2. Neuroreport. 2001 Jan 22;12(1):163-7.

[3]. Gressens P, et al. The effects of AMPA receptor antagonists in models of stroke and neurodegeneration. Eur J Pharmacol. 2005 Sep 5;519(1-2):58-67.

Density 1.501 g/cm3
Molecular Formula C7H9N3O4
Molecular Weight 199.16400
Exact Mass 199.05900
PSA 118.18000
Index of Refraction 1.543
HS Code 2933599090
HS Code 2933599090
Summary 2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
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