Date published: 2025-10-15

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SR-2B Inhibitors

SR-2B inhibitors, as a chemical class, primarily comprise compounds that modulate the activity of the SR-2B protein, a subtype of the serotonin receptor family. These inhibitors encompass a diverse range of chemical structures and pharmacological profiles. Typically, these inhibitors function by competitively binding to the receptor sites of SR-2B, thereby obstructing the binding and subsequent signaling of serotonin, a key neurotransmitter. This blockade can alter the downstream signaling pathways associated with SR-2B, leading to a modification in the receptor's physiological functions. Many SR-2B inhibitors are characterized by their affinity for multiple serotonin receptor subtypes, including but not limited to SR-2B. This cross-reactivity stems from the structural similarities shared among various serotonin receptors. The chemical structures of these inhibitors often feature complex aromatic systems and heterocyclic rings, which are key to their ability to engage with the receptor's binding sites. The mode of action of these inhibitors can vary; some exhibit competitive antagonism, while others act as inverse agonists, stabilizing the receptor in an inactive conformation.

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Items 1 to 10 of 23 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

LY 272015 hydrochloride

172895-15-7sc-361241
sc-361241A
10 mg
50 mg
$179.00
$754.00
4
(0)

LY 272015 hydrochloride, as an SR-2B, showcases distinctive molecular interactions through its unique structural framework. The compound's hydrophilic nature facilitates strong hydrogen bonding, enhancing its solubility in polar solvents. Its electronic configuration allows for selective binding to specific receptors, influencing its reactivity. Furthermore, the compound exhibits notable stability under varying pH conditions, which can affect its kinetic profile in chemical transformations.

Bucindolol

71119-11-4sc-203860
sc-203860A
10 mg
50 mg
$245.00
$770.00
2
(1)

Bucindolol, classified as an SR-2B, exhibits intriguing molecular dynamics characterized by its ability to engage in complex conformational changes. This compound demonstrates a unique affinity for specific ion channels, modulating their activity through allosteric interactions. Its stereochemistry contributes to distinct reaction pathways, influencing the rate of intermolecular interactions. Additionally, Bucindolol's lipophilic characteristics enhance its partitioning behavior in various environments, affecting its overall reactivity.

Ketanserin

74050-98-9sc-279249
1 g
$700.00
(0)

A selective serotonin receptor antagonist that binds to the 5-HT2A receptor, potentially reducing the activity of related 5-HT2 receptors like SR-2B.

SB 204741

152239-46-8sc-224279
sc-224279A
10 mg
50 mg
$168.00
$663.00
1
(0)

SB 204741, an SR-2B compound, showcases remarkable reactivity as an acid halide, primarily through its electrophilic nature, which facilitates nucleophilic attack by various substrates. Its unique structural features allow for selective interactions with functional groups, leading to distinct reaction kinetics. The compound's ability to form stable intermediates enhances its reactivity profile, while its polar characteristics influence solubility and distribution in diverse chemical environments.

Cyproheptadine hydrochloride

969-33-5sc-203557
50 mg
$87.00
2
(0)

An antihistamine with serotonin antagonist properties, possibly inhibiting SR-2B by competitive binding.

SB 206553 hydrochloride

158942-04-2 (non HCl Salt)sc-361334
sc-361334A
10 mg
50 mg
$225.00
$825.00
2
(0)

SB 206553 hydrochloride, classified as an SR-2B, exhibits distinctive reactivity patterns as an acid halide, characterized by its strong electrophilic sites that promote rapid nucleophilic substitution reactions. Its unique steric configuration allows for selective binding with nucleophiles, resulting in varied reaction pathways. Additionally, the compound's solvation dynamics and polar characteristics contribute to its behavior in different solvent systems, influencing its reactivity and stability in diverse chemical contexts.

SB 221284

196965-14-7sc-224281
5 mg
$203.00
(0)

SB 221284, an SR-2B acid halide, showcases remarkable reactivity due to its highly polarized carbonyl group, which enhances its electrophilic nature. This compound engages in swift acylation reactions, often leading to the formation of stable intermediates. Its unique steric hindrance influences the selectivity of nucleophilic attack, while its solubility in various organic solvents affects its kinetic behavior, making it a versatile participant in synthetic pathways.

RS 127445 hydrochloride

199864-87-4sc-204244
sc-204244A
10 mg
50 mg
$127.00
$650.00
(0)

RS 127445 hydrochloride, classified as an SR-2B acid halide, exhibits distinctive reactivity patterns attributed to its unique electronic structure. The compound's carbonyl moiety is particularly susceptible to nucleophilic attack, facilitating rapid acyl transfer processes. Its specific steric configuration can modulate reaction rates and product distribution, while its solubility profile in polar and non-polar solvents enhances its utility in diverse synthetic applications.

LY 393558

271780-64-4sc-295369
sc-295369A
10 mg
50 mg
$185.00
$772.00
(0)

LY 393558, classified as an SR-2B acid halide, exhibits remarkable reactivity through its unique structural features. The presence of a highly reactive acyl chloride moiety facilitates rapid acylation reactions with nucleophiles, promoting diverse synthetic pathways. Its steric configuration influences the selectivity of these interactions, while the compound's solubility characteristics enable effective manipulation in various solvents, enhancing its versatility in chemical transformations.

Pizotifen

15574-96-6sc-279995
300 mg
$61.00
(1)

A serotonin receptor antagonist that could inhibit SR-2B by blocking serotonin access.