3-Methyl-1,3,5-pentanetriol
3-Methyl-1,3,5-pentanetriol (CAS 7564-64-9) is a triol with the molecular formula C6H14O3 and a molecular weight of 134.17 g/mol. This compound is recognised for its utility in materials science and polymer chemistry. Its unique structure, featuring multiple hydroxyl groups, makes it a valuable monomer and building block in the synthesis of various polymers and specialty materials.
- Synonyms
- 7564-64-9HOCH2CH2C(CH3)(OH)CH2CH2OH

Polymer Synthesis
3-Methyl-1,3,5-pentanetriol serves as a monomer or cross-linking agent in the development of polyesters, polyurethanes, and other polymers. Its trifunctional nature allows for the creation of complex polymer architectures with tailored properties.
Materials Science
This triol is employed in materials science for the formulation of resins, coatings, and adhesives. It contributes to enhanced mechanical strength, thermal stability, and chemical resistance in finished materials.
Chemical Intermediate
As a versatile chemical intermediate, it is used in the synthesis of more complex organic molecules for various industrial applications. Its hydroxyl groups can be readily functionalised.
| Molecular weight | 134.17 |
|---|---|
| Linear formula | HOCH2CH2C(CH3)(OH)CH2CH2OH |
| Assay | 80% |
| Grade | technical grade |
| Boiling point | 216 °C/0.5 mmHg(lit.) |
| Density | 1.112 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.475(lit.) |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
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 3-Methyl-1,3,5-pentanetriol used for?
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3-Methyl-1,3,5-pentanetriol is primarily used as a monomer in polymer synthesis, a component in materials science for resins and coatings, and as a chemical intermediate in organic synthesis.
What is the CAS number and formula for 3-Methyl-1,3,5-pentanetriol?
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The CAS number is 7564-64-9 and the linear formula is HOCH2CH2C(CH3)(OH)CH2CH2OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Methyl-1,3,5-pentanetriol in technical grade with an assay of 80%. We do not represent this product as USP, BP, or EP grade.
How should 3-Methyl-1,3,5-pentanetriol be handled safely?
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Safe handling requires appropriate personal protective equipment, including eyeshields and gloves. Use a half-mask respirator (EU/US) or a multi-purpose combination respirator cartridge (US) when necessary. Handle in a well-ventilated area, and be aware of its flash point of 113 °C (235.4 °F).
Is 3-Methyl-1,3,5-pentanetriol a controlled substance?
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Based on the provided data, there is no indication that 3-Methyl-1,3,5-pentanetriol is a controlled substance.
How is 3-Methyl-1,3,5-pentanetriol packed, shipped, and exported?
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Tech Serve Solutions packs, ships, and exports chemicals according to international regulations and customer requirements, ensuring safe and compliant transit.
How can I request a sample or quote for 3-Methyl-1,3,5-pentanetriol?
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To request a sample or a quote, please contact our sales team through the contact details provided on our website.
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