Loxoprofen Related Compounds & Impurities

Loxoprofen is a propionic acid NSAID prodrug widely used in Asian markets for pain and inflammation.

Simson Pharma Limited along with its subsidiary offices Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) is a trusted manufacturer and supplier of high-quality pharmaceutical reference standards, offering a comprehensive portfolio of Loxoprofen reference standards, pharmacopeial and non-pharmacopeial Loxoprofen impurities, related compounds, related substances, metabolites, stable isotope-labelled compounds, deuterium labelled compounds and nitrosamine (N-NO) reference standards.

These materials support pharmaceutical research and development, product development, ANDA and DMF submissions, quality control (QC), analytical method development and validation, stability studies, impurity identification, and genotoxic impurity assessment.

Our Loxoprofen-related reference standards are thoroughly characterized using advanced analytical techniques and are supplied with comprehensive Certificates of Analysis (COA) and supporting analytical data from our USFDA certified, ISO 17025 and ISO 17034 accredited Lab, to meet global regulatory expectations. EP and USP traceable reference standards can also be provided upon request, subject to availability. Simson is also a provider of EP and USP traceable standards. To ensure consistent quality and reliability, our reference standards are periodically re-tested according to established quality management procedures.

Pharmaceutical Reference Standards / Impurity Standards

Loxoprofen
Loxoprofen
  • CAT. No.L090000
  • CAS. No.68767-14-6
  • Mol. F.C15H18O3
  • Mol. W.246.30 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Sodium Dihydrate
Loxoprofen Sodium Dihydrate
  • CAT. No.L090000A
  • CAS. No.226721-96-6
  • Mol. F.C15H17O3.Na.2H2O
  • Mol. W.304.32 g/mol
  • Stock Status:Instock
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Loxoprofen Impurity 1
Loxoprofen Impurity 1
  • CAT. No.L090001
  • CAS. No.111128-12-2
  • Mol. F.C10H11BrO2
  • Mol. W.243.10 g/mol
  • Stock Status:Instock
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Loxoprofen Imp-B
Loxoprofen Imp-B
  • CAT. No.L090002
  • CAS. No.10472-24-9
  • Mol. F.C7H10O3
  • Mol. W.142.15 g/mol
  • Stock Status:Limited Stock
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Loxoprofen Impurity 15
Loxoprofen Impurity 15
  • CAT. No.L090003
  • CAS. No.308279-38-1
  • Mol. F.C18H22O5
  • Mol. W.318.40 g/mol
  • Stock Status:Instock
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Loxoprofen Impurity A
Loxoprofen Impurity A
  • CAT. No.L090005
  • CAS. No.1091621-61-2
  • Mol. F.C15H18O5
  • Mol. W.278.30 g/mol
  • Stock Status:Instock
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Loxoprofen Impurity 12
Loxoprofen Impurity 12
  • CAT. No.L090006
  • CAS. No.2514697-36-8
  • Mol. F.C15H18O5
  • Mol. W.278.30 g/mol
  • Stock Status:Instock
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Loxoprofen Impurity 8
Loxoprofen Impurity 8
  • CAT. No.L090007
  • CAS. No.96824-28-1
  • Mol. F.C14H16O2
  • Mol. W.216.28 g/mol
  • Stock Status:Instock
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Loxoprofen Related Compound 2
Loxoprofen Related Compound 2
  • CAT. No.L090008
  • CAS. No.1091621-62-3
  • Mol. F.C15H18O4
  • Mol. W.262.30 g/mol
  • Stock Status:Instock
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Loxoprofen Impurity 13
Loxoprofen Impurity 13
  • CAT. No.L090009
  • CAS. No.99807-54-2
  • Mol. F.C11H13BrO2
  • Mol. W.257.12 g/mol
  • Stock Status:Instock
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Loxoprofen Sodium
Loxoprofen Sodium
  • CAT. No.L090010
  • CAS. No.80382-23-6
  • Mol. F.C15H17NaO3
  • Mol. W.268.28 g/mol
  • Stock Status:Instock
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Methyl 2-[4-{(2-oxocyclopentyl)methyl}phenyl]propionate
Methyl 2-[4-{(2-oxocyclopentyl)methyl}phenyl]propionate
  • CAT. No.L090011
  • CAS. No.81762-92-7
  • Mol. F.C16H20O3
  • Mol. W.260.33 g/mol
  • Stock Status:Instock
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Loxoprofen Impurity 16
Loxoprofen Impurity 16
  • CAT. No.L090013
  • CAS. No.NA
  • Mol. F.C17H20O5
  • Mol. W.304.34 g/mol
  • Stock Status:Instock
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Methyl Ethyl Hydroxy Loxoprofen
Methyl Ethyl Hydroxy Loxoprofen
  • CAT. No.L090014
  • CAS. No.NA
  • Mol. F.C18H24O4
  • Mol. W.304.38 g/mol
  • Stock Status:Custom Synthesis
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2-{4-[(3-isopropylidene-2-oxocyclopentyl)methyl]phenyl}propanoic acid
2-{4-[(3-isopropylidene-2-oxocyclopentyl)methyl]phenyl}propanoic acid
  • CAT. No.L090015
  • CAS. No.NA
  • Mol. F.C18H22O3
  • Mol. W.286.37 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Ethoxy Carbonyl Methyl Ester Impurity
Loxoprofen Ethoxy Carbonyl Methyl Ester Impurity
  • CAT. No.L090016
  • CAS. No.1152440-23-7
  • Mol. F.C19H24O5
  • Mol. W.332.39 g/mol
  • Stock Status:Instock
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Loxoprofen Impurity 10
Loxoprofen Impurity 10
  • CAT. No.L090017
  • CAS. No.1390659-29-6
  • Mol. F.C15H21NaO6
  • Mol. W.320.31 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 18
Loxoprofen Impurity 18
  • CAT. No.L090018
  • CAS. No.1027957-36-3
  • Mol. F.C17H20O5
  • Mol. W.304.34 g/mol
  • Stock Status:Instock
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Loxoprofen Impurity 9
Loxoprofen Impurity 9
  • CAT. No.L090019
  • CAS. No.80530-55-8
  • Mol. F.C10H11ClO2
  • Mol. W.198.65 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 2
Loxoprofen Impurity 2
  • CAT. No.L090021
  • CAS. No.88416-60-8
  • Mol. F.C10H12O3
  • Mol. W.180.20 g/mol
  • Stock Status:Custom Synthesis
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2-(4-((1-(methoxymethyl)-2-oxocyclopentyl)methyl)phenyl)propanoic acid
2-(4-((1-(methoxymethyl)-2-oxocyclopentyl)methyl)phenyl)propanoic acid
  • CAT. No.L090022
  • CAS. No.NA
  • Mol. F.C17H22O4
  • Mol. W.290.35 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 3
Loxoprofen Impurity 3
  • CAT. No.L090024
  • CAS. No.2973044-47-0
  • Mol. F.C17H22O6
  • Mol. W.322.35 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 4
Loxoprofen Impurity 4
  • CAT. No.L090025
  • CAS. No.NA
  • Mol. F.C16H20O6
  • Mol. W.308.33 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity B
Loxoprofen Impurity B
  • CAT. No.L090026
  • CAS. No.NA
  • Mol. F.C30H34O5
  • Mol. W.474.59 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 5
Loxoprofen Impurity 5
  • CAT. No.L090027
  • CAS. No.89675-48-9
  • Mol. F.C16H22O3
  • Mol. W.262.35 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 6
Loxoprofen Impurity 6
  • CAT. No.L090028
  • CAS. No.NA
  • Mol. F.C10H11BrO2
  • Mol. W.243.10 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Bromo benzyl Impurity
Loxoprofen Bromo benzyl Impurity
  • CAT. No.L090029
  • CAS. No.2172861-70-8
  • Mol. F.C10H11BrO2
  • Mol. W.243.10 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 7
Loxoprofen Impurity 7
  • CAT. No.L090030
  • CAS. No.NA
  • Mol. F.C16H18O5
  • Mol. W.290.32 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 11
Loxoprofen Impurity 11
  • CAT. No.L090031
  • CAS. No.261521-19-1
  • Mol. F.C18H22O5
  • Mol. W.318.36 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen open ring Impurity
Loxoprofen open ring Impurity
  • CAT. No.L090032
  • CAS. No.NA
  • Mol. F.C19H26O6
  • Mol. W.350.41 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 14
Loxoprofen Impurity 14
  • CAT. No.L090033
  • CAS. No.NA
  • Mol. F.C16H20O3
  • Mol. W.260.33 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 17
Loxoprofen Impurity 17
  • CAT. No.L090034
  • CAS. No.83599-40-0
  • Mol. F.C15H20O3
  • Mol. W.248.30 g/mol
  • Stock Status:Instock
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Loxoprofen Impurity 19
Loxoprofen Impurity 19
  • CAT. No.L090035
  • CAS. No.1072443-75-4
  • Mol. F.C11H13BrO2
  • Mol. W.257.10 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 20
Loxoprofen Impurity 20
  • CAT. No.L090036
  • CAS. No.NA
  • Mol. F.C17H20O5
  • Mol. W.304.30 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 21
Loxoprofen Impurity 21
  • CAT. No.L090037
  • CAS. No.2274853-20-0
  • Mol. F.C18H22O5
  • Mol. W.318.40 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 22
Loxoprofen Impurity 22
  • CAT. No.L090038
  • CAS. No.NA
  • Mol. F.C17H20O5
  • Mol. W.304.30 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 23
Loxoprofen Impurity 23
  • CAT. No.L090039
  • CAS. No.NA
  • Mol. F.C17H20O5
  • Mol. W.304.30 g/mol
  • Stock Status:Custom Synthesis
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Loxoprofen Impurity 24
Loxoprofen Impurity 24
  • CAT. No.L090040
  • CAS. No.NA
  • Mol. F.C17H20O5
  • Mol. W.304.30 g/mol
  • Stock Status:Custom Synthesis
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Isotope Labelled Compounds

Loxoprofen D3
Loxoprofen D3
  • CAT. No.L090012
  • CAS. No.NA
  • Mol. F.C15H15D3O3
  • Mol. W.249.32 g/mol
  • Stock Status:Instock
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Rac Loxoprofen sodium D3
Rac Loxoprofen sodium D3
  • CAT. No.L090023
  • CAS. No.NA
  • Mol. F.C15H14D3O3.Na
  • Mol. W.271.30 g/mol
  • Stock Status:Instock
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