Date published: 2026-4-1

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T-type Ca++ CP α1I Inhibitors

T-type Ca++ CP α1I inhibitors represent a distinct class of chemical compounds primarily designed to modulate the activity of T-type calcium channels through selective inhibition of the α1I subunit. These calcium channels play a pivotal role in cellular excitability by regulating the influx of calcium ions into cells, thereby influencing a range of physiological processes. The T-type calcium channels, including the α1I isoform, are particularly prominent in neuronal tissues, where they contribute to the generation and modulation of action potentials. The chemical entities classified as T-type Ca++ CP α1I inhibitors exert their effects by binding to specific sites on the α1I subunit, thus preventing the influx of calcium ions through these channels. This selective modulation of T-type calcium channels holds potential implications for understanding cellular excitability, signal transduction, and neurophysiological processes, as these channels are implicated in various neurological and cardiovascular functions.

T-type Ca++ CP α1I inhibitors are designed with a focus on interacting with the α1I subunit of T-type calcium channels, displaying specificity for this particular isoform. The development of these inhibitors involves a meticulous approach to molecular design, ensuring that the chemical structure allows for optimal binding to the target site on the α1I subunit. The pharmacological properties of these compounds are carefully studied to elucidate their mechanisms of action and potential physiological consequences. As research in this field progresses, a deeper understanding of the intricate interactions between T-type Ca++ CP α1I inhibitors and their molecular targets emerges, providing valuable insights into the modulation of cellular processes governed by T-type calcium channels. This class of inhibitors represents a promising avenue for further investigation in the realm of cellular physiology and may contribute to advancements in our understanding of calcium channel function.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

NNC 55-0396

357400-13-6sc-203647A
sc-203647
5 mg
10 mg
$250.00
$421.00
2
(1)

NNC 55-0396 is a derivative of mibefradil and is more selective for T-type channels. It blocks these channels by altering their voltage-dependence of activation and inactivation.

Nickel(II) chloride

7718-54-9sc-236169
sc-236169A
100 g
500 g
$68.00
$188.00
(0)

Nickel ions block T-type calcium channels by binding preferentially to the inactivated state of the channel at micromolar concentrations.

Ethosuximide

77-67-8sc-211431
1 g
$306.00
(0)

Primarily used as an anticonvulsant, ethosuximide also blocks T-type calcium channels, particularly in thalamic neurons.

Amiloride

2609-46-3sc-337527
1 g
$296.00
7
(1)

Amiloride can block T-type calcium channels indirectly by modulating the intracellular pH and calcium levels.

Flunarizine

52468-60-7sc-337841
5 g
$560.00
(0)

Flunarizine has multiple actions, including blocking T-type calcium channels, which contributes to its vasodilatory effects.

Bepridil

64706-54-3sc-507400
100 mg
$1620.00
(0)

Bepridil is known to block T-type calcium channels among its various cardiovascular effects.

Pimozide

2062-78-4sc-203662
100 mg
$104.00
3
(1)

Pimozide, an antipsychotic drug, blocks T-type calcium channels at nanomolar concentrations.

Tetrandrine

518-34-3sc-201492
sc-201492A
100 mg
250 mg
$56.00
$100.00
9
(2)

Tetrandrine is a bis-benzylisoquinoline alkaloid that blocks T-type calcium channels and can influence intracellular calcium levels.