Oxaprozin
21256-18-8
99%
Bottle,barrel,cargo,container,etc.
2026-08-07
Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals
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Product Description
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Seller Information
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DescriptionKeywords
21256-18-8
Oxaprozin
C18H15NO3
Quick DetailsProName:Oxaprozin
CasNo:21256-18-8
Molecular Formula:C18H15NO3
Appearance:powder, or liquid
Application:Pharmaceuticals, intermediates, APIs, custom synthesis, chemicals
DeliveryTime:5-7 Days
PackAge:Bottle, barrel, cargo, container, etc.
Port:Shanghai
Purity:99
Storage:Stored in room temperature, ventilated place
Transportation:By air, ship, express, etc.
LimitNum:0
Grade:Industrial Grade
SuperiorityBest Seller, High Quality, Competitive Price, Fast Delivery, Quick Response
DetailsLEAPChem supplies high quality Pharmaceuticals, intermediates, APIs, custom synthesis, fine chemicals and other industrial chemicalsBasic Info-
Product Name:
Oxaprozin
Other Name:2-Oxazolepropanoic acid,4,5-diphenyl-;2-Oxazolepropionic acid,4,5-diphenyl-;4,5-Diphenyl-2-oxazolepropanoic acid;β-(4,5-Diphenyloxazol-2-yl)propionic acid;Oxaprozin;4,5-Diphenyl-2-oxazolepropionic acid;Wy 21743;Daypro;Durapro;Alvo;Duraprost;Oxapro;NSC 310839;Actirin;3-(4,5-Diphenyloxazol-2-yl)propionic acid;Oxoprazine;3-(4,5-Diphenyloxazol-2-yl)propanoic acid
CAS No.:21256-18-8
Molecular Formula:C18H15NO3
InChIKeys:InChIKey=OFPXSFXSNFPTHF-UHFFFAOYSA-N
Molecular Weight:293.32
Exact Mass:293.32
EC Number:244-296-1
UNII:MHJ80W9LRB
NSC Number:758949|310839
DSSTox ID:DTXSID1045118
NCI Thesaurus Code:C29307
Color/Form:Crystals from methanol
ATC Code:M - Musculo-skeletal system
HScode:29349990
Categories:
Characteristics-
PSA:
63.3
XLogP3:4.2
Appearance:solid
Density:1.2±0.1 g/cm3
Melting Point:160.5-161.5 °C
Boiling Point:467°C at 760 mmHg
Flash Point:236.2±25.4 °C
Refractive Index:1.595
Water Solubility:H2O: Insoluble
Storage Conditions:Store below 30 deg C (86 deg F), preferably between 15 and 30 deg C (59 and 86 deg F), in a tight, light-resistant container, unless otherwise specified by manufacturer. Note: Protect unit-dose packages from light.
Vapor Pressure:1.8X10-9 mm Hg at 25 deg C (est)
Toxicity:TDLo orl-rbt: 39 mg/kg (female 6-18D post):TER IYKEDH 15,250,84
Henrys Law Constant:Henry's Law constant = 3.5X10-13 atm-cu m/mole at 25 °C (est)
Dissociation Constants:4.3|pKa = 4.3
Collision Cross Section:169.7 Ų [M+H]+ [CCS Type: TW, Method: calibrated with polyalanine and drug standards]
Experimental Properties:Hydroxyl radical reaction rate constant = 1.8X10-11 cu cm/molecule-sec at 25 °C (est)
Hazard IdentificationClassification of the substance or mixture
Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 2
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word No signal word
Hazard statement(s) H411 Toxic to aquatic life with long lasting effects
Precautionary statement(s) Prevention P273 Avoid release to the environment.
Response P391 Collect spillage.
Storage none
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store below 30 deg C (86 deg F), preferably between 15 and 30 deg C (59 and 86 deg F), in a tight, light-resistant container, unless otherwise specified by manufacturer. Note: Protect unit-dose packages from light.
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Seller Information
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Business Type:
Trader
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Main Products:
Intermediates,Building blocks,API,Silicones,Peptides,Lab chemicals
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Location:
Room A, 23rd Floor, No. 609 Yan'an Road, Gongshu District, Hangzhou, Zhejiang
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Payment Terms:
TT against copy of documents,D/P,L/C
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Average lead Time:
5
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Total Annual Revenue:
Above $100 million
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Year of Establishment:
2020
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Certifications:
ISO
">Company ProfileLEAPChem is a specialized fine chemical supplier for research, development and production.
LEAPChem provides nearly 200,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities.
As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner.
Our client list includes many major pharmaceutical and science companies, universities, research institutions and chemical catalogue companies.
Methodology: Sound & Stable; Active & Innovative.
Attitude: Conscientious; Ingenious.
Goals: Customer's Satisfaction
We regard client's success as our success.
At LEAPChem, we strive to be the preferred supplier for efficiency increasing and cost lowering in your Research & Production.
To achieve this strategic vision, we always push ourselves to exceed our customer's requirement. By focusing on the aim of 'Beyond Your Expectation', we continually expand our product lines, and enhance our systematic management and human resources.
Welcome to contact us and we look forward to becoming your reliable and preferred partner.
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