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Merck
CN

P9623

Paroxetine hydrochloride hemihydrate

≥98% (HPLC), powder, serotonin reuptake inhibitor

Synonym(s):

Paroxetine HCl, (3S-trans)-3-[(1,3-Benzodioxol-5-yloxy)methyl]-4-(4-fluorophenyl)piperidine hydrochloride hemihydrate

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About This Item

Empirical Formula (Hill Notation):
C19H20FNO3 · HCl · .5 H2O
CAS Number:
Molecular Weight:
374.83
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.77
MDL number:
Assay:
≥98% (HPLC)
Form:
powder
Quality level:
Storage condition:
desiccated
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Product Name

Paroxetine hydrochloride hemihydrate, ≥98% (HPLC), powder

Quality Level

assay

≥98% (HPLC)

form

powder

storage condition

desiccated

color

white

originator

GlaxoSmithKline

SMILES string

O.Cl[H].Fc1ccc(cc1)[C@@H]2CCNC[C@H]2COc3ccc4OCOc4c3

InChI

1S/C19H20FNO3.ClH.H2O/c20-15-3-1-13(2-4-15)17-7-8-21-10-14(17)11-22-16-5-6-18-19(9-16)24-12-23-18;;/h1-6,9,14,17,21H,7-8,10-12H2;1H;1H2/t14-,17-;;/m0../s1

InChI key

QRQSGFFISBKLMZ-YHOFXEKLSA-N

Gene Information

human ... SLC6A4(6532)

Application

Paroxetine hydrochloride hemihydrate has been used: as an antidepressant to study its effects on neural stem cells (NSCs) from embryonic rat hippocampus in vitro; as a CYP 2D6 inhibitor to study its effects on the in vitro production by human recombinant CYP 2D6 of the phenolic metabolites; as an antidepressant to study its effects on the expression of pituitary adenylate cyclase activating polypeptide (PACAP), its receptors and brain-derived neurotrophic factor (BDNF) in rat primary hippocampal neurons

Biochem/physiol Actions

Paroxetine is a phenylpiperidine derivative. It has the ability to cross placenta. Paroxetine is known to increase the risk of congenital cardiac malformations. It might be useful in hormone replacement therapy for treating vasomotor symptoms during menopause. It is known to ameliorate the effects of panic disorder, obsessive‐compulsive disorder and social phobia.
Selective serotonin reuptake inhibitor; antidepressant
Paroxetine hydrochloride hemihydrate is one of the most potent and selective of the selective serotonin reuptake inhibitors (SSRI); antidepressant

Features and Benefits

This compound was developed by GlaxoSmithKline. To browse the list of other pharma-developed compounds and Approved Drugs/Drug Candidates, click here.

Legal Information

Sold with the permission of GlaxoSmithKline


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Warning

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Eye Irrit. 2 - Skin Sens. 1 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves



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Involvement of pituitary adenylate cyclase activating polypeptide (PACAP) and its receptors in the mechanism of antidepressant action
Reichenstein M, et al.
Journal of Molecular Neuroscience, 36(1-3), 330-330 (2008)
Jonathan A Coleman et al.
eLife, 9 (2020-07-04)
Antidepressants target the serotonin transporter (SERT) by inhibiting serotonin reuptake. Structural and biochemical studies aiming to understand binding of small-molecules to conformationally dynamic transporters like SERT often require thermostabilizing mutations and antibodies to stabilize a specific conformation, leading to questions
The risk of major cardiac malformations associated with paroxetine use during the first trimester of pregnancy: a systematic review and meta-analysis
Berard A, et al.
British Journal of Clinical Pharmacology, 81(4), 589-604 (2016)



Global Trade Item Number

SKUGTIN
P9623-10MG04061834404248
P9623-50MG04061834404316