4-(Boc-amino)butyl bromide
4-(Boc-amino)butyl bromide (CAS: 164365-88-2) is a bifunctional organic compound featuring a protected amine and a reactive bromide. With a molecular weight of 252.15 g/mol, it serves as a valuable building block in organic synthesis. Its dual functionality allows for selective reactions, making it instrumental in the creation of more complex molecules for pharmaceutical research and chemical biology applications.
- IUPAC
- tert-Butyl N-(4-bromobutyl)carbamate
- Synonyms
- tert-Butyl N-(4-bromobutyl)carbamate

Organic Synthesis
This compound acts as a key intermediate and building block in complex organic synthesis. The Boc-protected amine allows for selective functionalisation at the bromide end, which can then be deprotected for further modification.
Pharmaceutical Research
It is utilised in the development of novel pharmaceutical agents. Its structure facilitates the introduction of a protected butylamine linker into potential drug candidates.
Chemical Biology
4-(Boc-amino)butyl bromide can be incorporated into molecular probes or labelled compounds for studying biological systems. Its linker capabilities are valuable in bioconjugation strategies.
Linker Chemistry
As a bifunctional linker, it enables the connection of different molecular entities. The bromide offers an electrophilic site for nucleophilic substitution, while the protected amine can be revealed for subsequent reactions.
| Molecular weight | 252.15 |
|---|---|
| Linear formula | Br(CH2)4NHCO2C(CH3)3 |
| Assay | ≥90% (AT) |
| Grade | technical |
| Storage temperature | 2-8°C |
| Impurities tested | ~5% 1-boc-pyrrolidine |

Hazard statements
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 41 |
| Safety statements (S) | 26-39 |
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 4-(Boc-amino)butyl bromide used for?
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4-(Boc-amino)butyl bromide is primarily used as a building block in organic synthesis, particularly in pharmaceutical research and chemical biology. It functions as a bifunctional linker, allowing for the controlled introduction of a protected amine group separated by a butyl chain.
What are the CAS number and chemical formula for 4-(Boc-amino)butyl bromide?
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The CAS number for 4-(Boc-amino)butyl bromide is 164365-88-2. Its linear formula is Br(CH2)4NHCO2C(CH3)3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-(Boc-amino)butyl bromide with a minimum assay of ≥90% (AT), classified as technical grade. We do not represent this product as USP, BP, EP, or any other pharmacopoeia standard.
How should 4-(Boc-amino)butyl bromide be handled and stored?
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This compound can cause serious eye damage (H318) and requires careful handling. It should be stored at 2-8°C. When handling, wear appropriate personal protective equipment, including eyeshields and gloves, and use a suitable respirator. Ensure good ventilation.
How is 4-(Boc-amino)butyl bromide packed and exported?
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Tech Serve Solutions packs and exports chemicals according to international shipping regulations. Specific packaging details are available upon request and depend on order size and destination.
How can I request a sample or quote for 4-(Boc-amino)butyl bromide?
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To request a sample or a quote, please contact our sales team through the website or by phone. Please specify the quantity and your intended application.
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