5-Amino-3-methylisoxazole
5-Amino-3-methylisoxazole (CAS: 14678-02-5, C4H6N2O) is a versatile heterocyclic building block with a molecular weight of 98.10 g/mol. It is primarily utilised in chemical synthesis, serving as a key intermediate in the development of more complex organic molecules. Its isoxazole ring structure makes it valuable for creating diverse chemical scaffolds, particularly in research and development settings. Tech Serve Solutions supplies this compound with an assay of 98%.

Organic Synthesis Intermediate
5-Amino-3-methylisoxazole functions as a crucial building block in the synthesis of various organic compounds. Its reactive amino group and isoxazole core allow for diverse chemical transformations.
Pharmaceutical Research
This compound is employed in medicinal chemistry research as a starting material or intermediate for the synthesis of potential drug candidates. The isoxazole moiety is found in several biologically active molecules.
Heterocyclic Chemistry
As a substituted isoxazole, it is valuable for chemists exploring novel heterocyclic structures. Its specific substitution pattern can be leveraged to introduce desired properties into target molecules.
| Molecular weight | 98.10 |
|---|---|
| Empirical formula | C4H6N2O |
| Assay | 98% |
| Melting point | 85-87 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 5-Amino-3-methylisoxazole used for?
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5-Amino-3-methylisoxazole is primarily used as a building block in organic synthesis and for research in pharmaceutical and heterocyclic chemistry.
What is the CAS number and formula for 5-Amino-3-methylisoxazole?
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The CAS number is 14678-02-5 and the empirical formula is C4H6N2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Amino-3-methylisoxazole with an assay of 98%. We do not represent this product as meeting USP, BP, or EP pharmacopoeial standards.
How should 5-Amino-3-methylisoxazole be handled?
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Handle with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Ensure good ventilation to avoid inhalation of dust. Avoid contact with skin and eyes, as it may cause irritation (H315, H319, H335).
Is 5-Amino-3-methylisoxazole a controlled substance?
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The provided data does not indicate that 5-Amino-3-methylisoxazole is a controlled substance.
How is 5-Amino-3-methylisoxazole typically packed and shipped?
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5-Amino-3-methylisoxazole is typically packed in appropriate containers for safe transport and handling, in compliance with shipping regulations. It is available for export globally.
How can I request a sample or quote for 5-Amino-3-methylisoxazole?
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To request a sample or quote, please contact our sales department through the website or by calling us directly. Specify the quantity required and your shipping details.
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