UCL 2077


CAS No. : 918311-87-2

918311-87-2
Price and Availability of CAS No. : 918311-87-2
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5mg $105 In-stock
10mg $157 In-stock
25mg $284 In-stock
50mg $420 In-stock
100mg $595 In-stock
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Cat. No. : HY-108592
M.Wt: 350.46
Formula: C25H22N2
Purity: >98 %
Solubility: DMSO : 100 mg/mL (ultrasonic)
Introduction of 918311-87-2 :

UCL 2077 is a potassium channel and slow afterhyperpolarization (sAHP) inhibitor. UCL 2077 selectively blocks sAHP channels without affecting L-type Ca2+ currents. UCL 2077 blocks KCNQ1- and KCNQ2-containing K+ channels, decreases erg current amplitude, increases erg deactivation rate. UCL 2077 can be used for the research of hippocampus-dependent memory retrieval deficit and cardiac arrhythmias[1][2][3]. In Vitro:UCL 2077 potently and selectively blocks the slow afterhyperpolarization in cultured rat hippocampal pyramidal neurons with an IC50 of 0.5 μM[1].
UCL 2077 (0.1-100 µM) potently inhibits erg-mediated potassium current in pituitary GH3 cells with an IC50 of 4.7 µM and Kd of 5.1 µM[2].
UCL 2077 (30 µM) significantly reduces both activation (za) and deactivation (z(deact)) gating charges of IK(erg) in pituitary GH3 cells[2].
UCL 2077 (3-30 µM) concentration-dependently reduces the voltage hysteresis of IK(erg) in pituitary GH3 cells, with 10 µM decreasing the hysteresis area by approximately 50%[2].
UCL 2077 (1-100 µM) inhibits delayed-rectifier potassium current (Ik(DR)) in pituitary GH3 cells with an IC50 of 13.4 µM[2].
UCL 2077 (3-30 µM) concentration-dependently reduces the open probability of IKca channels in pituitary GH3 cells without altering single-channel amplitude, and this suppression is reversed by 9-Phenanthrol (HY-108457)[2].
UCL 2077 (3-10 µM) concentration-dependently increases spontaneous action current frequency in pituitary GH3 cells, and this effect is abolished by KCNH2 siRNA knockdown, indicating dependence on erg potassium channels[2]. In Vivo:UCL 2077 (0.5-2 μg/dorsal hippocampus; central infusion into dorsal hippocampus; single dose) rescues contextual fear memory retrieval in norepinephrine/epinephrine-deficient Dbh-/- mice[1].
UCL 2077 (2 μg/dorsal hippocampus; central infusion into dorsal hippocampus; single dose) fully rescues contextual fear memory retrieval in β1-adrenergic receptor-deficient β1 KO mice without altering non-specific freezing behavior[1].

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