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CAS NO.42831-50-5
high quality 5-Methyl-4-isoxazole carboxylic acid 99%min /42831-50-5 in stock
Product name |
5-methyl-4-isoxazolecarboxylic acid |
CAS NO. | |
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 | |
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.
We supply
1.in very competitive price;
2.Quality Guaranteed;
3.Fast Delivery;
4.Payment:L/C;D/P;TT;;Paypal.
5.On-time shipment and pre-shipment product quality safeguards.
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 |
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Synonyms: |
|
Formula: | C5H5NO3 |
Exact Mass: | 127.02700 |
Molecular Weight: | 127.09800 |
PSA: | 63.33000 |
LogP: | 0.68120 |
Description
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Properties
|
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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
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Safety Statements: | S22-S26-S36/37/39 |
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HS Code: | 2934999090 |
WGK Germany: | 3 |
Risk Statements: | R36/37/38 |
Hazard Codes: | Xi |