Pentylene Glycol is a multifunctional cosmetic ingredient widely used in skincare, haircare, personal-care and cosmetic formulations. Also known as 1,2-Pentanediol, Pentylene Glycol is a diol that can function as a humectant, solvent, skin-conditioning ingredient and formulation-support ingredient.
Pentylene Glycol has the chemical formula C₅H₁₂O₂ and a molecular weight of approximately 104.15 g/mol. It is generally supplied as a clear, colorless to slightly yellow liquid and is hygroscopic. Its combination of water compatibility, moisturising support and solvent properties makes it useful in a wide range of cosmetic formulations.
In cosmetic formulation, Pentylene Glycol is particularly valued as a multifunctional ingredient that can contribute to skin hydration while also supporting the performance and stability of finished formulations. It is used in products such as creams, lotions, serums, gels, shampoos, conditioners, cleansers and other personal-care preparations.
Pentylene Glycol is a 1,2-alkanediol with two hydroxyl groups positioned on adjacent carbon atoms. Its chemical identity is 1,2-Pentanediol, while Pentylene Glycol is the commonly used cosmetic ingredient name.
Unlike ingredients used only for a single purpose, Pentylene Glycol can perform several formulation functions. It can help attract and retain moisture, act as a solvent for selected cosmetic ingredients and contribute to the sensory characteristics of a finished formulation.
Pentylene Glycol is also used in multifunctional cosmetic preservation strategies. It should not automatically be considered a complete standalone preservative; rather, its contribution to microbial-control strategies depends on the overall formulation, concentration, packaging and validated preservation system. Research on 1,2-alkanediols describes Pentylene Glycol as having moisturizing and antimicrobial-related multifunctional activity.
| Property | Details |
|---|---|
| Product Name | Pentylene Glycol |
| INCI Name | Pentylene Glycol |
| Chemical Name | 1,2-Pentanediol |
| IUPAC Name | Pentane-1,2-diol |
| CAS Number | 5343-92-0 |
| Molecular Formula | C₅H₁₂O₂ |
| Molecular Weight | 104.15 g/mol |
| Chemical Class | Alkanediol / Diol |
| Physical State | Liquid |
| Appearance | Clear, colorless to slightly yellow liquid |
| Water Compatibility | Soluble / compatible with water |
| Functional Type | Humectant, solvent, skin-conditioning and multifunctional formulation ingredient |
The molecular weight and chemical identity are consistent with the PubChem record for 1,2-Pentanediol (CAS 5343-92-0).
Pentylene Glycol can support hydration by helping retain moisture within cosmetic formulations and on the skin surface. This makes it useful in moisturising and hydration-focused products.
Pentylene Glycol can function as a solvent or co-solvent for selected cosmetic ingredients. Its solvent properties can help formulators incorporate certain functional materials into aqueous and mixed-phase formulations.
As a multifunctional diol, Pentylene Glycol can contribute to the skin feel and conditioning characteristics of finished cosmetic products.
Pentylene Glycol can contribute to the overall physical and sensory performance of formulations. It can be incorporated into aqueous gels, emulsions, serums, lotions and other personal-care systems.
Pentylene Glycol is frequently considered in multifunctional preservation strategies because 1,2-alkanediols can provide antimicrobial-related formulation support. However, preservation performance is formulation-dependent and should be validated through appropriate challenge testing.
Pentylene Glycol can be used across multiple cosmetic and personal-care categories.
Common applications include:
Its humectant and multifunctional properties make it useful in hydration-oriented skincare formulations.
Pentylene Glycol can be incorporated into:
It can support the solubilisation and formulation of selected functional ingredients.
It can be used in facial cleansers, body washes and other aqueous cleansing formulations where a multifunctional solvent and humectant is required.
Pentylene Glycol can be considered for:
Its applications can extend to a broad range of personal-care products where humectancy, solvent functionality and formulation support are required.
Pentylene Glycol is generally handled as a liquid cosmetic ingredient. Formulators should consider the desired concentration, compatibility with other ingredients, final product pH, processing conditions and packaging system.
Because Pentylene Glycol can contribute to several formulation functions simultaneously, it may be selected when a formulator wants to combine moisturising support with solvent and preservation-support functionality.
For preservation applications, Pentylene Glycol should not be treated as a universal replacement for a validated preservative system. The final formulation should undergo appropriate microbiological and stability evaluation.
Storage should follow the current supplier specification and product documentation. Containers should be properly closed and protected from unsuitable environmental conditions.
Swapnroop provides Pentylene Glycol for customers looking for a Pentylene Glycol cosmetic ingredient manufacturer and bulk supplier in India. The ingredient can be considered for skincare, haircare, cleansing, personal-care and cosmetic formulation applications.
For commercial procurement, customers should confirm the required grade, specification, packaging, quantity and current technical documentation before purchase. Product quality should always be assessed against the applicable batch COA and TDS.
Pentylene Glycol is a multifunctional cosmetic ingredient chemically known as 1,2-Pentanediol, used primarily as a humectant, solvent, skin-conditioning and formulation-support ingredient.
The CAS number of Pentylene Glycol (1,2-Pentanediol) is 5343-92-0.
Yes. Pentylene Glycol is generally supplied as a liquid and is described as a liquid in chemical reference data.
It is used as a humectant, solvent, skin-conditioning ingredient and multifunctional formulation-support ingredient in skincare, haircare, cleansing and personal-care products.
Pentylene Glycol can provide preservation-support or antimicrobial-related functionality, but it should not automatically be considered a complete standalone preservative. Final preservation performance depends on the complete formulation and should be validated.
Pentylene Glycol has good compatibility with water and is used in aqueous and water-containing cosmetic formulations. 1,2-alkanediols such as Pentylene Glycol are described as soluble in water and cosmetic esters.
| Parameter | Specification |
|---|---|
| Appearance | Colourless to light-yellow liquid or oily liquid |