Hexylene glycol
Hexylene glycol (CAS: 107-41-5), also known as (±)-2-Methyl-2,4-pentanediol, is a versatile organic compound with the linear formula CH3CH(OH)CH2C(CH3)2OH. It is a clear, colourless liquid with a mild odour. With a molecular weight of 118.17 g/mol, it finds application as a solvent, coupling agent, and viscosity reducer in various industrial and cosmetic formulations.
- IUPAC
- (±)-2-Methyl-2,4-pentanediol,MPD
- Synonyms
- (±)-2-Methyl-2,4-pentanediolMPD

Cosmetic and Personal Care Formulations
Hexylene glycol acts as a humectant, solvent, and viscosity-lowering agent in skincare products, makeup, and hair care. It improves product texture and aids in the penetration of other ingredients.
Industrial Solvents and Coatings
Its solvency properties make it useful in paints, lacquers, and inks. It functions as a coalescing agent and flow promoter, enhancing film formation and application characteristics.
Chemical Synthesis Intermediate
As an organic building block, it serves as a precursor in the synthesis of other chemicals. Its diol structure allows for various reactions in organic chemistry.
Hydraulic Fluids and Lubricants
Hexylene glycol can be incorporated into formulations for hydraulic fluids and lubricants, contributing to desired viscosity and stability properties.
| Molecular weight | 118.17 |
|---|---|
| Linear formula | CH3CH(OH)CH2C(CH3)2OH |
| Assay | ≥99% |
| Boiling point | 197 °C(lit.) |
| Density | 0.925 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.427(lit.) |
| Vapour pressure | 0.02 mmHg (20 °C) |
| Melting point | −40 °C(lit.) |
| Vapour density | 4.1 (vs air) |
| Impurities tested | ≤0.0005% Phosphorus (P) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 94 °C / 201.2 °F |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/38 |
| Cation traces | Al: ≤0.0005%Ca: ≤0.0005%Cu: ≤0.0005%Fe: ≤0.0005%K: ≤0.005%Mg: ≤0.0005%NH4+: ≤0.05%Na: ≤0.005%Pb: ≤0.001%Zn: ≤0.0005% |
| Anion traces | chloride (Cl-): ≤0.05%sulfate (SO42-): ≤0.05% |
| Ignition residue | ≤0.1% |
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 Hexylene Glycol primarily used for?
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Hexylene glycol is primarily used as a solvent, coupling agent, viscosity reducer, and humectant in cosmetic, personal care, and industrial applications such as coatings and inks. It is also a valuable intermediate in chemical synthesis.
What is the CAS number and chemical formula for Hexylene Glycol?
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The CAS number for Hexylene glycol is 107-41-5, and its linear formula is CH3CH(OH)CH2C(CH3)2OH.
What grade and purity does Tech Serve Solutions supply for Hexylene Glycol?
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Tech Serve Solutions supplies Hexylene Glycol with an assay of ≥99%. We do not represent this product as USP, BP, or EP grade unless explicitly stated in the product documentation.
How should Hexylene Glycol be handled safely?
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Hexylene Glycol is classified as a warning substance that causes skin irritation (H315) and serious eye irritation (H319). Appropriate personal protective equipment, including eyeshields and gloves, should be worn. Ensure adequate ventilation.
How is Hexylene Glycol packed, shipped, and exported?
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Tech Serve Solutions offers Hexylene Glycol in various packaging options suitable for safe transport and export, adhering to international shipping regulations.
How can I request a sample or quote for Hexylene Glycol?
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To request a sample or a quote for Hexylene Glycol, please contact our sales team through the website or by phone, providing your specific requirements.
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