1-(Boc-amino)-3-butene
1-(Boc-amino)-3-butene (CAS: 156731-40-7; C9H17NO2) is a protected amine building block with a molecular weight of 171.24 g/mol. This organic compound features a Boc-protected amine group and a terminal alkene, making it a versatile intermediate in organic synthesis. It is primarily utilised in the preparation of more complex molecules within research and development settings, particularly in pharmaceutical and fine chemical synthesis pathways.
- IUPAC
- tert-Butyl but-3-enylcarbamate,Boc-4-amino-1-butene
- Synonyms
- tert-Butyl but-3-enylcarbamateBoc-4-amino-1-butene

Organic Synthesis Intermediate
Serves as a key building block in multi-step organic syntheses, enabling the introduction of a protected amino group and an unsaturated moiety into target molecules.
Pharmaceutical R&D
Utilised in the discovery and development of new pharmaceutical agents, where its structural features can be incorporated into novel drug candidates.
Fine Chemical Manufacturing
Employed in the synthesis of specialised fine chemicals, contributing to the creation of advanced materials and complex organic structures.
| Molecular weight | 171.24 |
|---|---|
| Empirical formula | C9H17NO2 |
| Assay | 97% |
| Density | 0.929 g/mL at 25 °C |
| Refractive index | n20/D 1.443 |
| Storage temperature | 2-8°C |


Hazard statements
- H302Harmful if swallowed
- H410Very toxic to aquatic life with long-lasting effects
Precautionary statements
- P273Avoid release to the environment
- P501Dispose of contents and container per local regulations
| Flash point | 101 °C / 213.8 °F |
|---|---|
| Transport (UN / ADR) | UN 3082 9 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 22-50 |
| Safety statements (S) | 61 |
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 1-(Boc-amino)-3-butene used for?
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1-(Boc-amino)-3-butene is primarily used as a building block in organic synthesis, particularly in pharmaceutical research and the manufacturing of fine chemicals. Its structure allows for the introduction of a protected amine and an alkene functionality into more complex molecules.
What are the CAS number and formula for 1-(Boc-amino)-3-butene?
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The CAS number for 1-(Boc-amino)-3-butene is 156731-40-7, and its molecular formula is C9H17NO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-(Boc-amino)-3-butene with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 1-(Boc-amino)-3-butene be handled and stored?
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1-(Boc-amino)-3-butene is classified as harmful if swallowed (H302) and very toxic to aquatic life with long-lasting effects (H410), requiring careful handling to avoid ingestion and environmental release. It should be stored at 2-8°C.
Is 1-(Boc-amino)-3-butene a controlled substance?
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The provided data does not indicate that 1-(Boc-amino)-3-butene is a controlled substance.
How is 1-(Boc-amino)-3-butene packed, shipped, and exported?
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1-(Boc-amino)-3-butene is shipped as a UN 3082 (Class 9, Packing Group III) hazardous material due to its environmental hazards. Tech Serve Solutions complies with all relevant regulations for international export.
How can I request a sample or a quote for 1-(Boc-amino)-3-butene?
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To request a sample or a quote for 1-(Boc-amino)-3-butene, please contact our sales team through the website or by phone, providing your specific requirements.
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