(E)-4-Amino-2-butenoic acid

TACA, trans-4-Aminocrotonic acid
Empirical Formula (Hill Notation):
CAS Number:
Molecular Weight:
MDL number:
PubChem Substance ID:






H2O: 10 mg/mL, clear

SMILES string




InChI key



10, 50 mg in glass bottle

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dust mask type N95 (US),Eyeshields,Gloves


NONH for all modes of transport

WGK Germany


Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis
Certificate of Origin
D Zhang et al.
Trends in pharmacological sciences, 22(3), 121-132 (2001-03-10)
In less than a decade our knowledge of the GABA(C) receptor, a new type of Cl(-)-permeable ionotropic GABA receptor, has greatly increased based on studies of both native and recombinant receptors. Careful comparison of properties of native and recombinant receptors...
Kinga K Borowicz et al.
Pharmacological reports : PR, 57(1), 121-123 (2005-04-26)
In the present study, we evaluated TACA (a potent agonist of GABA(A) and GABA(C) receptors) in the electroconvulsive threshold test in mice. Surprisingly, TACA (at 15 and 25 mg/kg) significantly decreased the threshold. The highest ineffective dose of TACA was...
Yan Lu et al.
American journal of physiology. Renal physiology, 308(9), F1020-F1025 (2015-01-23)
Adenosine plays an important role in regulation of renal microcirculation. All receptors of adenosine, A1, A2A, A2B, and A3, have been found in the kidney. However, little is known about the location and function of the A3 receptor in the...
Ralph J Jensen
PloS one, 8(10), e79126-e79126 (2013-11-10)
Retinitis pigmentosa (RP) is a progressive retinal degenerative disease that causes deterioration of rod and cone photoreceptors. A well-studied animal model of RP is the transgenic P23H rat, which carries a mutation in the rhodopsin gene. Previously, I reported that...
M Kurjak et al.
Neurogastroenterology and motility : the official journal of the European Gastrointestinal Motility Society, 23(5), e181-e190 (2011-03-19)
γ-Aminobutyric acid (GABA) acts on specific neural receptors [A, B and C(Aρ)] to modulate gastrointestinal function. The precise role of GABA receptor activation in the regulation of presynaptic nitric oxide (NO) synthesis in nerve terminals is unknown. Rat ileal nerve...

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