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USP

Oxaprozin

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

4,5-Diphenyl-2-oxazolepropanoic acid, Daypro

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About This Item

Empirical Formula (Hill Notation):
C18H15NO3
CAS Number:
21256-18-8
Molecular Weight:
293.32
MDL number:
MFCD00215977
UNSPSC Code:
41116107
PubChem Substance ID:
329750632
NACRES:
NA.24

grade

pharmaceutical primary standard

API family

oxaprozin

manufacturer/tradename

USP

application(s)

pharmaceutical (small molecule)

format

neat

SMILES string

OC(=O)CCc1nc(-c2ccccc2)c(o1)-c3ccccc3

InChI

1S/C18H15NO3/c20-16(21)12-11-15-19-17(13-7-3-1-4-8-13)18(22-15)14-9-5-2-6-10-14/h1-10H,11-12H2,(H,20,21)

InChI key

OFPXSFXSNFPTHF-UHFFFAOYSA-N

Gene Information

human ... PTGS1(5742) , PTGS2(5743)

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Oxaprozin USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
  • Oxaprozin Tablets

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

related product

Product No.
Description
Pricing

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Franco Dallegri et al.
Expert opinion on pharmacotherapy, 6(5), 777-785 (2005-06-07)
Oxaprozin is a nonsteroidal anti-inflammatory drug characterised by a propionic acid-based structure. It is able to diffuse easily into inflamed synovial tissues after oral administration. Although discovered > 20 years ago, it is now under intensive investigation because of its
P A Todd et al.
Drugs, 32(4), 291-312 (1986-10-01)
Oxaprozin is a newer non-steroidal anti-inflammatory drug advocated for use in painful rheumatic and inflammatory conditions. As is the case with some other newer non-steroidal anti-inflammatory drugs, oxaprozin offers the convenience of once-daily administration. Published data suggest that oxaprozin 1200
N M Davies
Clinical pharmacokinetics, 35(6), 425-436 (1999-01-13)
Oxaprozin is a nonsteroidal anti-inflammatory drug which reaches peak plasma concentrations 2 to 6 hours after oral administration. Oxaprozin binds extensively, in a concentration-dependent manner, to plasma albumin. The area under the plasma concentration-time curve (AUC) of oxaprozin is linearly
M A al-Faks et al.
Orthopaedic review, 21(5), 558-558 (1992-05-01)
Oxaprozin, a propionic acid derivative, is a non-steroidal anti-inflammatory drug (NSAID) with analgesic and antipyretic properties. Its spectrum of anti-inflammatory activity has been demonstrated in both in vitro and in vivo models.1 The majority of published clinical trials have focused
L G Miller
Clinical pharmacy, 11(7), 591-603 (1992-07-01)
The pharmacology, pharmacokinetics, clinical efficacy, adverse effects, and dosage of oxaprozin are reviewed. Oxaprozin, a nonsteroidal anti-inflammatory drug (NSAID) under consideration for approval by the Food and Drug Administration, is characterized as a propionic acid. By inhibiting cyclo-oxygenase, oxaprozin decreases
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