Loxoprofen - ≥97%(HPLC) , Cyclooxygenase inhibitor, CAS No.68767-14-6, Cyclooxygenase inhibitor

CAS: 68767-14-6 Cat. No.: L157771 Molecular Weight: 246.31 EC Number: 807-110-5
AVAILABLE TO ORDER
GRADE & PURITY ≥97%(HPLC)
Synonyms
sodium loxoprofen | s4682 | SY113439 | 2-{4-[(2-oxocyclopentyl)methyl]phenyl}propanoic acid | Q-201324 | 2-(4-((2-OXOCYCLOPENTAN-1-YL)METHYL)PHENYL)PROPIONIC ACID | Loxoprofene | NCGC00263577-01 | SR-01000075955 | 3583H0GZAP | DB09212 | (+/-)-P-((2-OXOCYC
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
1g
L157771-1g
5

$15.90

$23.90
Save $8.00 (33.47%)
5g
L157771-5g
4

$22.90

$34.90
Save $12.00 (34.38%)
10g
L157771-10g
4

$27.90

$41.90
Save $14.00 (33.41%)
25g
L157771-25g
1

$44.90

$67.90
Save $23.00 (33.87%)
100g
L157771-100g
1

$136.90

$205.90
Save $69.00 (33.51%)
500g
L157771-500g
1

$480.90

$721.90
Save $241.00 (33.38%)
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Why this grade

≥97%(HPLC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal 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

Loxoprofen is a non-steroidal anti-inflammatory drug.
A non-steroidal anti-inflammatory compound.

Specifications

Synonyms
sodium loxoprofen | s4682 | SY113439 | 2-{4-[(2-oxocyclopentyl)methyl]phenyl}propanoic acid | Q-201324 | 2-(4-((2-OXOCYCLOPENTAN-1-YL)METHYL)PHENYL)PROPIONIC ACID | Loxoprofene | NCGC00263577-01 | SR-01000075955 | 3583H0GZAP | DB09212 | (+/-)-P-((2-OXOCYC
Specifications & Purity
≥97%(HPLC)
Biochemical and Physiological Mechanisms
Loxoprofen is a non-steroidal anti-inflammatory drug that is quickly converted to the trans-alcohol metabolite. It is similar to ibuprofen and naproxen, while also being a COX (Cycloxygenase) inhibitor. Loxoprofen is an inhibitor of Cox-1 and Cox-2.
Storage
Room temperature
Shipped In
Normal
Action Type
INHIBITOR
Mechanism of action
Cyclooxygenase inhibitor
Purity
≥97%(HPLC)
Product Properties
ALogP2.4
Names and Identifiers
Pubchem Sid488179812
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488179812
Canonical SmilesCC(C1=CC=C(C=C1)CC2CCCC2=O)C(=O)O
IUPAC Name2-[4-[(2-oxocyclopentyl)methyl]phenyl]propanoic acid
InChIKeyYMBXTVYHTMGZDW-UHFFFAOYSA-N
INCHI1S/C15H18O3/c1-10(15(17)18)12-7-5-11(6-8-12)9-13-3-2-4-14(13)16/h5-8,10,13H,2-4,9H2,1H3,(H,17,18)
Isomeric SMILES CC(C1=CC=C(C=C1)CC2CCCC2=O)C(=O)O
WGK Germany 3
Alternate CAS 80382-23-6,68767-14-6
MeSH Entry Terms 156-S;2-(4-((2-oxocyclopentyl)methyl)phenyl)propionic acid;2-OCPPP;CS 600;CS-600;loxoprofen;loxoprofen alcohol;loxoprofen sodium dihydrate;loxoprofen sodium, (R*,S*)-isomer;sodium 2-(4-(2-oxocyclopentylmethyl)phenyl)propionate dihydrate;sodium loxoprofen
Molecular Weight 246.31
Reaxy-Rn 2860055
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2860055&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
SuperclassPhenylpropanoids and polyketides
ClassPhenylpropanoic acids
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentPhenylpropanoic acids
Alternative Parents Monocyclic monoterpenoids  Aromatic monoterpenoids  Benzene and substituted derivatives  Cyclic ketones  Monocarboxylic acids and derivatives  Carboxylic acids  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents 2-phenylpropanoic-acid - P-cymene - Aromatic monoterpenoid - Monocyclic monoterpenoid - Monoterpenoid - Monocyclic benzene moiety - Benzenoid - Ketone - Cyclic ketone - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Carbonyl group - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Organooxygen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenylpropanoic acids. These are compounds with a structure containing a benzene ring conjugated to a propanoic acid.
External Descriptors monocarboxylic acid - cyclopentanones
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
PDE5A Tclin Phosphodiesterase 5A (5113 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
EGFR Tclin Epidermal growth factor receptor erbB1 (33727 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA2 Tclin Carbonic anhydrase II (17698 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ESR1 Tclin Estrogen receptor alpha (17718 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HMGCR Tclin HMG-CoA reductase (2475 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NR3C1 Tclin Glucocorticoid receptor (14987 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
INSR Tclin Insulin receptor (5558 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PGR Tclin Progesterone receptor (8562 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRB2 Tclin Beta-2 adrenergic receptor (11824 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM2 Tclin Muscarinic acetylcholine receptor M2 (10671 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRB1 Tclin Beta-1 adrenergic receptor (6630 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR1A Tclin Serotonin 1a (5-HT1a) receptor (14969 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA2A Tclin Alpha-2a adrenergic receptor (9450 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AR Tclin Androgen Receptor (11781 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM1 Tclin Muscarinic acetylcholine receptor M1 (12690 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ACE Tclin Angiotensin-converting enzyme (1423 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD2 Tclin Dopamine D2 receptor (23596 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GABRA1 Tclin GABA receptor alpha-1 subunit (399 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MAOA Tclin Monoamine oxidase A (11911 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CNR1 Tclin Cannabinoid CB1 receptor (20913 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD1 Tclin Dopamine D1 receptor (9720 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD4 Tchem Dopamine D4 receptor (7907 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ACHE Tclin Acetylcholinesterase (18204 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PTGS1 Tclin Cyclooxygenase-1 (9233 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A2 Tclin Norepinephrine transporter (10102 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HRH2 Tclin Histamine H2 receptor (5428 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA1D Tclin Alpha-1d adrenergic receptor (4171 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR1B Tclin Serotonin 1b (5-HT1b) receptor (2801 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR2A Tclin Serotonin 2a (5-HT2a) receptor (14758 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR2C Tclin Serotonin 2c (5-HT2c) receptor (11471 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AVPR2 Tclin Vasopressin V2 receptor (2912 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADORA1 Tclin Adenosine A1 receptor (17603 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AGTR1 Tclin Type-1 angiotensin II receptor (5176 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CALCR Tclin Calcitonin receptor (2215 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A4 Tclin Serotonin transporter (12625 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA1A Tclin Alpha-1a adrenergic receptor (8359 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PTGS2 Tclin Cyclooxygenase-2 (13999 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HRH1 Tclin Histamine H1 receptor (7573 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA1B Tclin Alpha-1b adrenergic receptor (2912 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OPRM1 Tclin Mu opioid receptor (19785 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD3 Tclin Dopamine D3 receptor (14368 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AVPR1A Tclin Vasopressin V1a receptor (5412 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OPRD1 Tclin Delta opioid receptor (15096 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OPRK1 Tclin Kappa opioid receptor (16155 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR3A Tclin Serotonin 3a (5-HT3a) receptor (3366 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A3 Tclin Dopamine transporter (10535 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GRIN1 Tclin Glutamate (NMDA) receptor subunit zeta 1 (122 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KCNH2 Tclin HERG (29587 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR4 Tclin Serotonin 4 (5-HT4) receptor (2068 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
Associated Targets(non-human)
Agtr2 Angiotensin II type 2 (AT-2) receptor (803 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mc4r Melanocortin receptor 4 (1205 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Ltc4s Leukotriene C4 synthase (1 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Sigmar1 Sigma opioid receptor (160 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Npy1r Neuropeptide Y receptor type 1 (8 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Cckar Cholecystokinin A receptor (90 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Pde4d Phosphodiesterase 4D (4 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Nos2 Nitric oxide synthase, inducible (3573 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mapk1 MAP kinase ERK2 (650 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Hdac6 Histone deacetylase 6 (222 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mmp9 Matrix metalloproteinase 9 (38 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Rattus norvegicus (775804 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
pfk 6-phospho-1-fructokinase (7870 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Txnrd1 Thioredoxin reductase 1, cytoplasmic (45279 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
nfo Endonuclease 4 (425 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Glra2 Glycine receptor (1745 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.

17 results found

Lot NumberCertificate TypeDateItem
B2216155Certificate of AnalysisOct 30, 2025 L157771
I2127217Certificate of AnalysisJul 10, 2025 L157771
I2127216Certificate of AnalysisJul 10, 2025 L157771
C2324964Certificate of AnalysisDec 14, 2022 L157771
L2404030Certificate of AnalysisDec 14, 2022 L157771
H2511150Certificate of AnalysisDec 14, 2022 L157771
H2505076Certificate of AnalysisDec 14, 2022 L157771
D2608104Certificate of AnalysisDec 14, 2022 L157771
D2526035Certificate of AnalysisDec 14, 2022 L157771
D2430026Certificate of AnalysisDec 14, 2022 L157771
C2324961Certificate of AnalysisDec 14, 2022 L157771
C2324960Certificate of AnalysisDec 14, 2022 L157771
C2324959Certificate of AnalysisDec 14, 2022 L157771
C2324958Certificate of AnalysisDec 14, 2022 L157771
C2324957Certificate of AnalysisDec 14, 2022 L157771
C2324956Certificate of AnalysisDec 14, 2022 L157771
C2324954Certificate of AnalysisDec 14, 2022 L157771

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Chemical and Physical Properties
SolubilitySoluble in Methanol
Refractive Index1.57
Boil Point(°C)417.86° C
Melt Point(°C)108.5-111°C
Molecular Weight246.300 g/mol
XLogP32.400
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count4
Exact Mass246.126 Da
Monoisotopic Mass246.126 Da
Topological Polar Surface Area54.400 Ų
Heavy Atom Count18
Formal Charge0
Complexity316.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count2
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Yanmin Shen, Shuting Pan, Yuqi Gao, Jing Wang, Ruyue He, Wanying Wu, Guanghui Wu, Jinbing Zhang, Caihua Yu, Yuxin Wang, Han Wang, Wenju Liu.  (2025)  Equilibrium Solubility of Loxoprofen in 14 Monosolvents: Determination, Correlation, and Hansen Solubility Parameter.  JOURNAL OF CHEMICAL AND ENGINEERING DATA,      [PMID:] [10.1021/acs.jced.4c00567]
Solution Calculators
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