4-(Methylamino)butyric acid hydrochloride
4-(Methylamino)butyric acid hydrochloride (CAS 6976-17-6) is a white crystalline solid with the molecular formula CH3NH(CH2)3CO2H · HCl and a molecular weight of 153.61 g/mol. This compound serves as a valuable building block in chemical synthesis and peptide chemistry. It is particularly useful as an unnatural amino acid derivative in chemical biology research, facilitating the study of protein structure and function.

Chemical Synthesis
Utilised as a precursor or intermediate in the synthesis of more complex organic molecules. Its functional groups allow for diverse chemical transformations.
Peptide Chemistry
Incorporated into peptide sequences as an unnatural amino acid. This allows for the modification of peptide properties such as stability or biological activity.
Chemical Biology
Employed in research to create novel peptides or modified proteins. Such tools are crucial for investigating biological pathways and molecular interactions.
Unnatural Amino Acid Derivatives
Serves as a key component in the development of non-proteinogenic amino acids for specialised biochemical applications.
| Molecular weight | 153.61 |
|---|---|
| Linear formula | CH3NH(CH2)3CO2H · HCl |
| Assay | 99% |
| Melting point | 124-126 °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 4-(Methylamino)butyric acid hydrochloride used for?
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4-(Methylamino)butyric acid hydrochloride is primarily used in chemical synthesis, peptide chemistry, chemical biology research, and as an unnatural amino acid derivative.
What is the CAS number and chemical formula for 4-(Methylamino)butyric acid hydrochloride?
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The CAS number is 6976-17-6 and the chemical formula is CH3NH(CH2)3CO2H · HCl.
What grade and purity does Tech Serve Solutions supply for 4-(Methylamino)butyric acid hydrochloride?
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Tech Serve Solutions supplies 4-(Methylamino)butyric acid hydrochloride with an assay of 99%. This product is intended for research and chemical synthesis use and is not supplied as USP, BP, EP, or pharmaceutical grade.
How should 4-(Methylamino)butyric acid hydrochloride be handled safely?
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This compound is a Warning substance (GHS07) and can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Handle with appropriate personal protective equipment including a dust mask (type N95 US recommended), eyeshields, and gloves. Ensure adequate ventilation.
Is 4-(Methylamino)butyric acid hydrochloride available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 4-(Methylamino)butyric acid hydrochloride.
How can I request a quote or sample for 4-(Methylamino)butyric acid hydrochloride?
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To request a quote or sample, please contact our sales team through the website or by phone, providing the product name and CAS number (6976-17-6).
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