5-Aminouracil
5-Aminouracil (CAS: 932-52-5; Formula: C4H5N3O2; MW: 127.10) is a pyrimidine derivative and a valuable heterocyclic building block. It is commonly employed in organic synthesis as a precursor for more complex molecules. With an assay of 98%, this compound is suitable for research and development purposes, contributing to advancements in chemical synthesis and materials science.
- IUPAC
- 5-Amino-2,4-dihydroxypyrimidine,5-Amino-2,4-pyrimidinediol
- Synonyms
- 5-Amino-2,4-dihydroxypyrimidine5-Amino-2,4-pyrimidinediol

Organic Synthesis
Serves as a key intermediate in the synthesis of various organic compounds, particularly those with pyrimidine ring structures. Its reactive amino group allows for diverse functionalization pathways.
Chemical Research
Utilised in academic and industrial research laboratories for the development of novel chemical entities. It is a foundational component for exploring new synthetic methodologies and material properties.
Heterocyclic Chemistry
As a substituted pyrimidine, it is an important building block for constructing complex heterocyclic systems. This is crucial for the development of pharmaceuticals and agrochemicals.
| Molecular weight | 127.10 |
|---|---|
| Empirical formula | C4H5N3O2 |
| Assay | 98% |
| Melting point | >300 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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-Aminouracil used for?
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5-Aminouracil is primarily used as a building block in organic synthesis, particularly for creating complex heterocyclic compounds and in chemical research for developing new molecules.
What is the CAS number and formula for 5-Aminouracil?
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The CAS number for 5-Aminouracil is 932-52-5, and its molecular formula is C4H5N3O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Aminouracil with an assay of 98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 5-Aminouracil be handled safely?
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5-Aminouracil is classified with a Warning signal word and the hazard statement H302 (Harmful if swallowed). Appropriate personal protective equipment, including eyeshields, gloves, and a type N95 or P1 respirator filter, should be used during handling.
Does TSS export 5-Aminouracil?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 5-Aminouracil.
How can I request a sample or quote for 5-Aminouracil?
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To request a sample or a quote for 5-Aminouracil, please contact our sales team through the website or directly via email or phone.
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