Date published: 2025-10-11

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CysLT1 Receptor Inhibitors

CysLT1 Receptor Inhibitors represent a significant class of chemicals that interact with the CysLT1 receptor, a key component in the leukotriene pathway associated with inflammatory responses. These inhibitors encompass a range of compounds, each with a unique mechanism of interaction with the receptor or its associated pathways. Montelukast, Zafirlukast, and Pranlukast are prime examples, known for their selective binding to the CysLT1 receptor, effectively blocking the effects of leukotrienes. These compounds directly inhibit the receptor, preventing the usual biological responses mediated by leukotrienes such as bronchoconstriction, mucus secretion, and vascular permeability. In addition to direct antagonists, there are several compounds that indirectly influence the CysLT1 receptor. NSAIDs like Indomethacin, Aspirin, Ibuprofen, and Naproxen may modulate leukotriene synthesis, thereby affecting the receptor's activity. Corticosteroids such as Dexamethasone, Prednisone, and Hydrocortisone are also pivotal, as they can alter inflammatory pathways and potentially impact the synthesis or function of leukotrienes and their receptors. Additionally, Loratadine, an antihistamine, and Theophylline, a bronchodilator, are included for their potential indirect effects on the leukotriene pathway, which might influence the CysLT1 receptor activity.

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Items 1 to 10 of 21 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

MK-571

115103-85-0sc-201340
sc-201340A
5 mg
25 mg
$107.00
$413.00
8
(2)

MK-571 functions as a selective antagonist of the cysteinyl leukotriene receptor 1 (CysLT1), exhibiting unique binding characteristics that disrupt leukotriene-mediated signaling. Its structural conformation allows for effective competition with endogenous ligands, leading to altered receptor dynamics. The compound's interaction profile influences downstream signaling cascades, impacting cellular behavior and contributing to the modulation of inflammatory responses. Its kinetic properties enable a swift blockade of receptor activation, underscoring its role in receptor regulation.

Montelukast Sodium

151767-02-1sc-202231
sc-202231A
sc-202231B
10 mg
25 mg
250 mg
$50.00
$83.00
$158.00
5
(1)

Selectively binds to CysLT1 receptor, inhibiting leukotriene activity.

SR 2640 hydrochloride

105350-26-3sc-204902
sc-204902A
10 mg
50 mg
$290.00
$1000.00
(0)

SR 2640 hydrochloride acts as a potent antagonist of the CysLT1 receptor, characterized by its ability to selectively inhibit leukotriene binding. Its unique molecular architecture facilitates strong interactions with the receptor's active site, effectively preventing conformational changes that trigger signaling pathways. This compound exhibits rapid kinetics, allowing for immediate receptor blockade, which alters cellular responses and influences various physiological processes. Its distinct interaction dynamics contribute to the modulation of receptor activity.

Zafirlukast

107753-78-6sc-204942
sc-204942A
10 mg
100 mg
$36.00
$171.00
1
(1)

Acts as a selective antagonist to CysLT1 receptor, blocking leukotriene effects.

LY 171883

88107-10-2sc-203120
10 mg
$72.00
(0)

LY 171883 functions as a selective antagonist of the CysLT1 receptor, distinguished by its unique binding affinity that disrupts leukotriene-mediated signaling. The compound's structural features enable it to form specific interactions with key amino acid residues within the receptor, stabilizing a non-active conformation. This selective engagement alters downstream signaling cascades, showcasing its potential to influence cellular behavior through precise molecular interactions and modulation of receptor dynamics.

L-655,238

101910-24-1sc-221799
sc-221799A
10 mg
50 mg
$122.00
$486.00
(0)

L-655,238 acts as a selective antagonist of the CysLT1 receptor, characterized by its ability to modulate receptor conformation through unique hydrophobic and electrostatic interactions. Its distinct molecular architecture allows for preferential binding to the receptor's active site, effectively inhibiting leukotriene-induced pathways. This compound's kinetic profile reveals a rapid onset of action, highlighting its potential to finely tune receptor activity and influence associated signaling networks.

ONO 1078

103177-37-3sc-204148
50 mg
$65.00
(0)

Blocks CysLT1 receptor, reducing leukotriene-mediated effects.

Cinalukast

128312-51-6sc-203893
sc-203893A
10 mg
50 mg
$224.00
$902.00
(0)

Cinalukast functions as a selective antagonist of the CysLT1 receptor, exhibiting a unique binding affinity that disrupts leukotriene signaling. Its molecular structure facilitates specific interactions with receptor domains, altering conformational dynamics. The compound's interaction kinetics suggest a competitive inhibition mechanism, allowing for precise modulation of downstream signaling pathways. Additionally, its solubility characteristics enhance its accessibility to target sites, influencing receptor engagement.

Loratadine

79794-75-5sc-203117
sc-203117A
10 mg
50 mg
$107.00
$455.00
1
(1)

Antihistamine that may indirectly affect CysLT1 receptor activity.

FPL 55712

40786-08-1sc-203583
10 mg
$210.00
(0)

FPL 55712 acts as a potent antagonist of the CysLT1 receptor, characterized by its ability to stabilize the receptor in an inactive conformation. This compound exhibits a high degree of specificity, engaging in unique hydrogen bonding and hydrophobic interactions that prevent leukotriene binding. Its rapid association and dissociation rates indicate a dynamic equilibrium, allowing for fine-tuned regulation of receptor activity. The compound's lipophilicity further aids in its effective membrane penetration, optimizing receptor interaction.