 Home > Pharmaceutical Intermediates > Anti-inflammatory Agents > 5-methyl-3,4-diphenylisoxazole for Sale > 5-Methyl-3,4-diphenylisoxazole 98%Min White to Off-White solid RC00025

5-Methyl-3,4-diphenylisoxazole 98%Min White to Off-White solid RC00025

Name: 5-Methyl-3,4-diphenylisoxazole 98%Min White to Off-White solid RC00025
Brand: Royalchem
SKU: pr2508071272
Price: 500 USD
Availability: InStock

Unit Price: Get Latest Price 

CAS No.:

37928-17-9

Grade:

Pharmaceutical Grade

Content:

98%

Port:

中国

Brand:

Royalchem

Packaging:

25kg/drum

Sample Available:

Yes

Price valid (until):

2025-12-31

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Hangzhou Royalchem Co.,LTD

Company Type:

Trader

Location:

China

Payment Terms:

TT against copy of documents,D/P,L/C,TT against B/L draft before shipment,100% TT in advance

Average Lead Time:

14 days

Qualification:

Main Products:

Pharmaceutical intermediates

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Product Details
Seller Information

Description

Product Detail

Manufacturer: Hangzhou Royalchem Co.,LTD.

Website: www.cnroyalchem.com

【 Providing a complete set of intermediates and impurities for Parecoxib Sodium 】

1. Basic Information

Chemical Name : 5-Methyl-3,4-diphenylisoxazole

CAS Number : 37928-17-9

Molecular Formula : C₁₆H₁₃NO

Appearance : White to off-white solid.

2. Physical & Chemical Properties

Boiling Point : 340.1°C ± 21.0°C (Predicted).

Density : 1.108 ± 0.06 g/cm³ (Predicted)

Solubility :

Slightly soluble in chloroform, DMSO, and methanol .

Storage : Sealed in dry conditions at room temperature.

3. Applications

Key intermediate in synthesizing Valdecoxib and its analogs (e.g., Parecoxib Sodium).

Used as a reference standard for Parecoxib-related impurities (e.g., Parecoxib Impurity 5/19, Valdecoxib Impurity 10) .

Manufacturer	Hangzhou Royalchem Co.,LTD. Website: www.cnroyalchem.com
Item	Specifications
Appearance	White to Off-White solid
Content	98.0% Min

Basic Info

Product Name:

5-methyl-3,4-diphenylisoxazole

Other Name:

5-Methyl-3,4-diphenylisoxazole;5-Methyl-3,4-diphenyl-isoxazole;Isoxazole, 5-methyl-3,4-diphenyl-;5-methyl-3,4-diphenyl-1,2-oxazole;Isoxazole, 5-Methyl-3,4-diphenyl- (Parecoxib sodiuM inteMediate);CHEMBL365033;SCHEMBL2277199;3,4-Diphenyl-5-methylisoxazole;3,4-diphenyl-5-methyl isoxazole;3,4-diphenyl-5-methyl-isoxazole

CAS No.:

37928-17-9

Molecular Formula:

C16H13NO

InChIKeys:

ZXIRUKJWLADSJS-UHFFFAOYSA-N

Molecular Weight:

235.28052

Exact Mass:

235.1

DSSTox ID:

DTXSID40433813

HScode:

2934999090

Categories:

Anti-inflammatory Agents

Characteristics

PSA:

XLogP3:

4.1

Density:

1.108±0.06 g/cm3(Predicted)

Melting Point:

96.0 to 100.0 °C

See More 5-methyl-3,4-diphenylisoxazole Properties 

Hazard Identification

Classification of the substance or mixture

no data available

GHS label elements, including precautionary statements

Precautionary statement(s)
Pictogram(s)	no data available
Signal word	no data available
Hazard statement(s)	no data available
Prevention	no data available
Response	no data available
Storage	no data available
Disposal	no data available

Other hazards which do not result in classification

no data available

Handling and Storage

Precautions 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 the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

See More 5-methyl-3,4-diphenylisoxazole Safety Data Sheet 

Seller Information

Business Type:
Trader

Main Products:
Pharmaceutical intermediates

Location:
Room 336, Building 7, No. 177 Xingqiao North Road, Xingqiao Street, Linping District, Hangzhou

Payment Terms:
TT against copy of documents,D/P,L/C,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
14 days

Total Annual Revenue:
Less than $1 million

Total Employees:
Less than 5

Year of Establishment:
2025
Country Product Purchase Quantity Date Posted

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5-Methyl-3,4-diphenylisoxazole 98%Min White to Off-White solid RC00025

Product Details

Seller Information

【 Providing a complete set of intermediates and impurities for Parecoxib Sodium 】

【 Providing a complete set of intermediates and impurities for Parecoxib Sodium 】

【 Providing a complete set of intermediates and impurities for Parecoxib Sodium 】

1. Basic Information

2. Physical & Chemical Properties

3. Applications

Classification of the substance or mixture

GHS label elements, including precautionary statements

Other hazards which do not result in classification

Precautions for safe handling

Conditions for safe storage, including any incompatibilities

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