Paliperidone - Moligand™, ≥98% , Serotonin 2a (5-HT2a) receptor antagonist, CAS No.144598-75-4, Serotonin 2a (5-HT2a) receptor antagonist

CAS: 144598-75-4 Cat. No.: P120141 Molecular Weight: 426.48 EC Number: 620-493-1
AVAILABLE TO ORDER
GRADE & PURITY Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools. ≥98%
Synonyms
9-hydroxy risperidone | N05AX13 | Q423292 | racemic paliperidone | RAC 9-HYDROXY RISPERIDONE | SR-02000000862 | FT-0670102 | paliperidonum | Tox21_500562 | (+/-)-2-HYDROXYISOPENTANOIC ACID | PB27526 | Invega | PALIPERIDONE (MART.) | Invega (TN) | MFCD0087
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10mg
P120141-10mg
3
$9.90
50mg
P120141-50mg
4
$13.90
200mg
P120141-200mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$30.90
250mg
P120141-250mg
3
$29.90
1g
P120141-1g
2
$77.90
5g
P120141-5g
3
$251.90
25g
P120141-25g
2
$1,019.90
Enter a quantity for the sizes you want to add.
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Why this grade

Moligand™, ≥98% Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Paliperidone is an atypical antipsychotic; active metabolite of risperidone

Specifications

Synonyms
9-hydroxy risperidone | N05AX13 | Q423292 | racemic paliperidone | RAC 9-HYDROXY RISPERIDONE | SR-02000000862 | FT-0670102 | paliperidonum | Tox21_500562 | (+/-)-2-HYDROXYISOPENTANOIC ACID | PB27526 | Invega | PALIPERIDONE (MART.) | Invega (TN) | MFCD0087
Specifications & Purity
Moligand™, ≥98%
Biochemical and Physiological Mechanisms
Paliperidone(Invega; 9-hydroxyrisperidone) is an atypical antipsychotic.Paliperidone (Invega; 9-hydroxyrisperidone) is an atypical antipsychotic.Atypical antipsychotic. Potent D 2 and 5-HT 2A antagonist (K i = 0.4 nM for 5-HT 2A ). Metabolite of risperido
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Grade
Moligand™
Action Type
ANTAGONIST
Mechanism of action
Serotonin 2a (5-HT2a) receptor antagonist
Note
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour. Toxic, refer to SDS for further information. Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
Purity
≥98%
Product Properties
ALogP2.2
Names and Identifiers
Pubchem Sid504756743
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504756743
Canonical SmilesCC1=C(C(=O)N2CCCC(C2=N1)O)CCN3CCC(CC3)C4=NOC5=C4C=CC(=C5)F
IUPAC Name3-[2-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-6,7,8,9-tetrahydropyrido[1,2-a]pyrimidin-4-one
InChIKeyPMXMIIMHBWHSKN-UHFFFAOYSA-N
INCHI1S/C23H27FN4O3/c1-14-17(23(30)28-9-2-3-19(29)22(28)25-14)8-12-27-10-6-15(7-11-27)21-18-5-4-16(24)13-20(18)31-26-21/h4-5,13,15,19,29H,2-3,6-12H2,1H3
Isomeric SMILES CC1=C(C(=O)N2CCCC(C2=N1)O)CCN3CCC(CC3)C4=NOC5=C4C=CC(=C5)F
WGK Germany 3
RTECS UV1164720
Molecular Weight 426.48
Reaxy-Rn 8808385
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=8808385&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassPyridopyrimidines
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentPyridopyrimidines
Alternative Parents Benzisoxazoles  Aralkylamines  Pyrimidones  Aryl fluorides  Benzenoids  Piperidines  Pyridines and derivatives  Isoxazoles  Heteroaromatic compounds  Lactams  Secondary alcohols  Trialkylamines  Oxacyclic compounds  Azacyclic compounds  Organofluorides  Organic oxides  Hydrocarbon derivatives  Organopnictogen compounds  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Pyridopyrimidine - Benzisoxazole - Pyrimidone - Aralkylamine - Aryl fluoride - Aryl halide - Benzenoid - Piperidine - Pyridine - Pyrimidine - Heteroaromatic compound - Azole - Isoxazole - Lactam - Tertiary aliphatic amine - Tertiary amine - Secondary alcohol - Azacycle - Oxacycle - Organic oxide - Organooxygen compound - Organonitrogen compound - Organofluoride - Organohalogen compound - Organopnictogen compound - Amine - Organic nitrogen compound - Organic oxygen compound - Hydrocarbon derivative - Alcohol - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyridopyrimidines. These are compounds containing a pyridopyrimidine, which consists of a pyridine fused to a pyrimidine. Pyridine is 6-membered ring consisting of five carbon atoms and a nitrogen atom. Pyrimidine is a 6-membered ring consisting of four carbon atoms and two nitrogen centers at the 1- and 3- ring positions.
External Descriptors organofluorine compound - secondary alcohol - pyridopyrimidine - 1,2-benzoxazoles - heteroarylpiperidine
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
DRD2 Tclin D(2) dopamine receptor (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HTR2A Tclin 5-hydroxytryptamine receptor 2A (1 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
KCNH2 Tclin Potassium voltage-gated channel subfamily H member 2 (6 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
HTR1A Tclin Serotonin 1a (5-HT1a) receptor (14969 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD2 Tclin Dopamine D2 receptor (23596 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD1 Tclin Dopamine D1 receptor (9720 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR2A Tclin Serotonin 2a (5-HT2a) receptor (14758 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KCNH2 Tclin HERG (29587 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CACNA1C Tclin Voltage-gated L-type calcium channel alpha-1C subunit (766 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ARSA Tbio Cerebroside-sulfatase (655 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KCND3 Tclin Voltage-gated potassium channel subunit Kv4.3 (100 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SCN5A Tclin Sodium channel protein type V alpha subunit (3462 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Homo sapiens (32628 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
BXPC-3 (2997 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PANC-1 (6144 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MIA PaCa-2 (5949 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ASPC1 (1310 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Liver (3974 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
EHMT2 Tchem Histone-lysine N-methyltransferase, H3 lysine-9 specific 3 (93046 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KCNQ1 Tclin Voltage-gated potassium channel, IKs; KCNQ1(Kv7.1)/KCNE1(MinK) (185 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
POU2F1 Tbio POU domain, class 2, transcription factor 1 (93 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Abcb1b P-glycoprotein 1 (174 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GCN5 Histone acetyltransferase GCN5 (89 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Brain (1 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Plasma (328 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Cerebrospinal fluid (288 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Slc22a3 Solute carrier family 22 member 3 (35 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Cacna1c Voltage-gated L-type calcium channel (1164 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

15 results found

Lot NumberCertificate TypeDateItem
E2626089Certificate of AnalysisMay 28, 2026 P120141
H1427043Certificate of AnalysisMar 20, 2026 P120141
L2120092Certificate of AnalysisOct 11, 2025 P120141
L2120093Certificate of AnalysisOct 11, 2025 P120141
L2120094Certificate of AnalysisOct 11, 2025 P120141
L2120095Certificate of AnalysisOct 11, 2025 P120141
L2120096Certificate of AnalysisOct 11, 2025 P120141
L2120097Certificate of AnalysisOct 11, 2025 P120141
E2606047Certificate of AnalysisJun 28, 2025 P120141
F2524253Certificate of AnalysisJun 28, 2025 P120141
G2106204Certificate of AnalysisApr 09, 2025 P120141
G2106206Certificate of AnalysisApr 03, 2025 P120141
L1817080Certificate of AnalysisOct 17, 2022 P120141
L1817081Certificate of AnalysisOct 17, 2022 P120141
L2306196Certificate of AnalysisJun 09, 2021 P120141

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Chemical and Physical Properties
SolubilityChloroform (Slightly, Sonicated), Methanol (Slightly, Heated)
Molecular Weight426.500 g/mol
XLogP32.200
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count7
Rotatable Bond Count4
Exact Mass426.207 Da
Monoisotopic Mass426.207 Da
Topological Polar Surface Area82.200 Ų
Heavy Atom Count31
Formal Charge0
Complexity764.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Documents & Articles
Citations of This Product
References
1. Shuangshuang Tian, Liqiang Chen, Hong Zhang, Liangquan Sheng, Xinxin Wang, Deqian Huang.  (2024)  Electrochemiluminescent properties of CdTe quantum dots in different potential ranges and their application to the ultra-sensitive detection of phenylephrine hydrochloride and paliperidone.  JOURNAL OF ELECTROANALYTICAL CHEMISTRY,      [PMID:] [10.1016/j.jelechem.2024.118897]
Solution Calculators
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