4-Methyl-1-pentanol
4-Methyl-1-pentanol (CAS: 626-89-1), with the linear formula (CH3)2CH(CH2)3OH and a molecular weight of 102.17 g/mol, is a primary alcohol. This compound serves as a versatile organic building block in chemical synthesis. Its utility extends to various industrial applications, acting as an intermediate in the production of other chemicals and potentially in the formulation of specialized products where its specific chemical properties are advantageous.

Organic Synthesis Intermediate
As a primary alcohol, 4-Methyl-1-pentanol is a valuable intermediate in organic synthesis. It can undergo typical alcohol reactions such as oxidation, esterification, and etherification to form more complex molecules.
Solvent Applications
Its chemical structure suggests potential utility as a solvent in specific industrial processes or laboratory applications, particularly where moderate polarity and boiling point are required.
Chemical Research
This compound is used in research and development laboratories for exploring new chemical reactions and developing novel compounds. It serves as a fundamental building block for advanced organic chemistry studies.
| Molecular weight | 102.17 |
|---|---|
| Linear formula | (CH3)2CH(CH2)3OH |
| Assay | 97% |
| Boiling point | 160-165 °C(lit.) |
| Density | 0.821 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.414(lit.) |

Hazard statements
- H226Flammable liquid and vapour
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 57 °C / 134.6 °F |
| Transport (UN / ADR) | UN 1987C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 10 |
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-Methyl-1-pentanol used for?
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4-Methyl-1-pentanol is primarily used as an intermediate in organic synthesis and in chemical research as a building block for creating more complex molecules. It may also find application as a specialized solvent.
What is the CAS number and chemical formula for 4-Methyl-1-pentanol?
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The CAS number for 4-Methyl-1-pentanol is 626-89-1, and its linear chemical formula is (CH3)2CH(CH2)3OH.
What grade and purity does Tech Serve Solutions supply for 4-Methyl-1-pentanol?
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Tech Serve Solutions supplies 4-Methyl-1-pentanol with an assay of 97%. We do not represent this product as USP, BP, or EP grade; it is supplied for laboratory and industrial use.
What are the main safety hazards associated with 4-Methyl-1-pentanol?
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4-Methyl-1-pentanol is a flammable liquid and vapour (H226). It requires careful handling to avoid ignition sources. Appropriate personal protective equipment, including eyeshields and gloves, should be used, and handling should occur in well-ventilated areas.
How is 4-Methyl-1-pentanol packed, shipped, and exported?
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Tech Serve Solutions ensures appropriate packaging for the safe transport of 4-Methyl-1-pentanol, adhering to all relevant regulations for shipping and export. Please contact us for specific details regarding your region.
How can I request a sample or a quote for 4-Methyl-1-pentanol?
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To request a sample or a quote for 4-Methyl-1-pentanol, please use the contact form on our website or contact our sales team directly. Please specify the quantity required.
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