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Changzhou Sunsanta Chemical Co.,Ltd

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5-Methyl-4-isoxazolecarboxylic acid

CAS NO.42831-50-5

  • Min.Order: 10 Gram
  • Payment Terms: L/C,D/P,T/T,Other
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Product Details

Keywords

  • 42831-50-5 in stock
  • high quality 5-Methyl-4-isoxazole carboxylic acid
  • 5-Methyl-4-isoxazole carboxylic acid 99%min

Quick Details

  • ProName: 5-Methyl-4-isoxazolecarboxylic acid
  • CasNo: 42831-50-5
  • Molecular Formula: C5H5NO3
  • Appearance: White powder
  • Application: Used as medical and organic intermedia...
  • DeliveryTime: shipment within 3 working days after r...
  • PackAge: For small quantity: Bag ;Commercial qu...
  • Port: Any port in China
  • ProductionCapacity: 5000 Kilogram/Month
  • Purity: >99%
  • Storage: store in dry and cool place
  • Transportation: by air or by sea
  • LimitNum: 10 Gram

Superiority

high quality 5-Methyl-4-isoxazole carboxylic acid 99%min /42831-50-5  in stock

 

Product name

5-methyl-4-isoxazolecarboxylic acid

CAS NO.

42831-50-5

Synonyms

5-methyl-4-isoxazolecarboxylic acid;leflunomide intermediate

Category Pharmaceutical Raw Materials,Active Pharmaceutical Ingredients,Bulk Drugs,Fine Chemicals,Organic Intermediate, Pharmaceutical Intermediate.
Purity

99%

Appearance

powder

Shelf life 2 years
Usage

42831-50-5 is a leflunomide intermediate.

Storage 5-methyl-4-isoxazolecarboxylic acid should be stored in a well-closed container at low temperature, keep away from moisture, heat and light.

 

SUNSANTA
  We are one of the leading exporters in China in the fields of active pharma
ingredients including oncology drug, prostaglandin, anti-HIV drug, cardiovascular
drug, diabetes drug, anti-inflammatory drug, urinary system drug, cosmetics peptide
and intermediate, dyestuff & pigment and kinds of package materials. 
  We specialize in synthesis of novel organic compounds, process development
and manufacturing of pharmaceutical and fine organic chemicals from gram to kilogram quantity.
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1.in very competitive price;
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4.Payment:L/C;D/P;TT;;Paypal.
5.On-time shipment and pre-shipment product quality safeguards.
 

Details

Specifications 

1.pharmaceutical intermediate; 

2.For the preparation of Oxacillin sodium monohydrate and other chmicals

high quality 5-Methyl-4-isoxazole carboxylic acid 99%min /42831-50-5  in stock

 

5-Methylisoxazole-4-carboxylic Acid

CAS No.: 42831-50-5
Synonyms:
  • 5-Methyl-4-Isoxazolecarboxylic Acid;
  • 5-Methylisoxazole-4-carboxylic acid;
  • 5-methyl-1,2-oxazole-4-carboxylic acid;
Formula: C5H5NO3
Exact Mass: 127.02700
Molecular Weight: 127.09800
PSA: 63.33000
LogP: 0.68120
Description
An intermediate for synthesis of Leflunomide. Herbicidal activities towards Digitaria ciliaris.

 

Properties
Appearance & Physical State: white to off-white crystals
Density: 1.348 g/cm3
Melting Point: 145-147ºC
Boiling Point: 308.3ºC at 760 mmHg
Flash Point: 140.3ºC

 

Safety Info
Safety Statements: S22-S26-S36/37/39
HS Code: 2934999090
WGK Germany: 3
Risk Statements: R36/37/38
Hazard Codes: Xi

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