4-Methylhexanoic acid
4-Methylhexanoic acid (CAS: 1561-11-1) is an organic compound with the linear formula CH 3 CH 2 CH(CH 3 )CH 2 CH 2 COOH. This chiral carboxylic acid, with a molecular weight of 130.18 g/mol, is a valuable building block in organic synthesis. It is primarily utilised in research and development for creating complex organic molecules and in asymmetric synthesis.

Organic Synthesis
4-Methylhexanoic acid serves as a versatile intermediate in the synthesis of various organic compounds. Its carboxylic acid functionality allows for a range of chemical transformations, making it useful in multi-step syntheses.
Chiral Building Block
As a chiral molecule, 4-Methylhexanoic acid is employed in asymmetric synthesis to introduce specific stereochemistry into target molecules. This is crucial for the development of enantiomerically pure compounds.
Chemical Research
This compound is utilised in academic and industrial research laboratories for exploring new synthetic methodologies and developing novel chemical entities. Its structure lends itself to diverse derivatisation.
| Molecular weight | 130.18 |
|---|---|
| Linear formula | CH3CH2CH(CH3)CH2CH2COOH |
| Assay | 97% |
| Boiling point | 109-112 °C/10 mmHg(lit.) |


Hazard statements
- H226Flammable liquid and vapour
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 43 °C / 109.4 °F |
| Transport (UN / ADR) | UN 2920 3(8) / PGII |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | C |
| Risk statements (R) | 10-34 |
| Safety statements (S) | 26-36/37/39-45 |
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-Methylhexanoic acid primarily used for?
+
4-Methylhexanoic acid is primarily used as a building block in organic synthesis, particularly in asymmetric synthesis, and for general chemical research.
What is the CAS number and formula for 4-Methylhexanoic acid?
+
The CAS number for 4-Methylhexanoic acid is 1561-11-1. Its linear formula is CH 3 CH 2 CH(CH 3 )CH 2 CH 2 COOH.
What grade and purity does Tech Serve Solutions supply for 4-Methylhexanoic acid?
+
Tech Serve Solutions supplies 4-Methylhexanoic acid with a purity of 97%. We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product documentation.
What are the safety considerations when handling 4-Methylhexanoic acid?
+
4-Methylhexanoic acid is flammable and corrosive, indicated by GHS02 and GHS05 symbols with the signal word 'Danger'. It carries hazard statements H226 (Flammable liquid and vapour) and H314 (Causes severe skin burns and eye damage). Appropriate personal protective equipment, including gloves, eye protection, and respiratory protection, must be used. Handle in a well-ventilated area and avoid ignition sources.
How is 4-Methylhexanoic acid packaged and shipped?
+
4-Methylhexanoic acid is typically packaged according to industry standards for hazardous chemicals and is available for global export. Specific packaging details can be confirmed upon request.
How can I request a quote or sample of 4-Methylhexanoic acid?
+
To request a quote or sample of 4-Methylhexanoic acid, please contact our sales department through the website or by phone, providing your specific requirements.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis