CAS: 5343-92-0
Novaguard PG (1,2-Pentanediol) is a multifunctional glycol that serves as a humectant, solvent, and preservative booster. It is valued for its moisturizing properties and its ability to enhance the stability of formulations by improving the efficacy of preservatives. This ingredient is often used in personal care products for its mildness and skin-conditioning benefits, as well as in industrial applications for improved formulation performance.
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Novaguard PG is pentylene glycol, a versatile, high-performance ingredient used across cosmetic and industrial formulations. This high-purity diol functions as both an effective humectant and a preservative booster, helping formulators simplify their ingredient deck without sacrificing performance.
ChemQuest International brings deep expertise in sourcing and supplying high-purity specialty chemicals, helping customers reduce risk and maintain consistency from R&D through production. With established global partnerships and strict quality standards, we ensure every batch meets the expectations of today’s formulation environments.
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1,2-pentanediol is a clear, colorless diol compound with a five-carbon chain and two hydroxyl groups. Its molecular structure confers dual functionality as both a moisture-retaining humectant and an antimicrobial-support ingredient.
Pentanediol is widely used as an alternative to traditional glycols such as propylene glycol and butylene glycol. It offers improved skin compatibility, enhanced antimicrobial-boosting effects, and better solubilization of active ingredients across many formulations.
For formulators working with high-purity specialty chemicals, Novaguard PG provides consistent performance and compatibility across a wide range of systems, including emulsions, serums, and water-based solutions. With strict quality controls and sourcing in place, we protect our customers’ formulation integrity and production timelines.
Request a quote today to discuss how Novaguard PG can support your application’s requirements.
| Property | Value |
|---|---|
| Appearance | Clear, colorless liquid |
| Purity | ≥99.0% |
| Molecular Formula | C₅H₁₂O₂ |
| Molecular Weight | 104.15 g/mol |
| Flash Point | 105°C |
| Melting Point | ~ -30°C |
| Density (25°C) | 0.955– 0.975 g/ml |
| Solubility | Soluble in water and oil |
| Retest Period | 2 years |
| Refractive Index (25°C) | 1.430– 1.450 |
| H. S Code | 29053990 |
A Certificate of Analysis (CoA) is available upon request. ChemQuest’s cosmetic-grade ingredients are backed with verified technical data to ensure confidence during development and scale-up.
Novaguard PG (1,2-pentanediol) serves as a multifunctional humectant, solvent, and preservative booster in cosmetic, personal care, and industrial formulations.
In cosmetic and personal care applications, pentanediol is compatible with a wide range of ingredients and is used to enhance hydration, stability, and preservation.
Common pentanedial applications include:
Novaguard PG is also used in a variety of industrial applications where solvent performance and chemical stability are important, including:
Pentanediol’s benefits make it a cost-effective, efficient choice for formulators seeking to simplify ingredient systems.
Provides broad-spectrum antimicrobial protection while remaining gentle on the skin.
Draws and retains moisture more effectively than traditional glycols.
Improves solubility of active ingredients and essential oils in formulations, helping ensure even ingredient distribution.
Can be used in emulsions, water-based products, and hybrid formulations without compromising stability.
ChemQuest provides consistent product quality, backed by strong supplier relationships and dependable sourcing. This reduces formulation risk and supports uninterrupted production.
Its multifunctional benefits reduce the need for multiple additives, minimizing overall material costs.
Novaguard PG (1,2-pentanediol) is widely used in both cosmetic and industrial formulations and is supported by established safety and regulatory frameworks. ChemQuest provides full documentation, including Safety Data Sheets (SDS) and Certificates of Analysis (COA), to support safe handling and compliance.
Pentanediol is considered safe for use in cosmetic and personal care formulations when used within recommended concentration ranges. It is commonly included in global ingredient inventories and is recognized for its low irritancy relative to other traditional glycols.
Pentanediol is listed under cosmetic ingredient frameworks and complies with FDA and European regulatory guidelines for safe use in formulated products. Manufacturers should always validate final formulations in accordance with applicable regional regulations.
Proper storage and handling help maintain product quality and extend shelf life. When stored under appropriate conditions, Novaguard PG typically maintains stability for 24–36 months.
Recommended guidelines:
Follow standard safety practices when handling pentanediol:
For complete safety information, refer to the Novaguard PG SDS.
ChemQuest International supports customers with comprehensive documentation to streamline regulatory review and ensure quality confidence during product development and commercialization.
Available documentation includes:
1,2-pentanediol has hydroxyl groups on adjacent carbon atoms, which contribute to its effectiveness as both a humectant and a preservative booster. Other isomers may not provide the same level of multifunctional performance.
Yes, in many cases pentanediol can be used as an alternative to propylene glycol. It often provides improved skin feel, lower irritation potential, and added antimicrobial support, depending on the formulation.
When stored in sealed containers under recommended conditions, pentanediol typically maintains stability for 24–36 months.
Pentanediol is commonly used in formulations that aim for minimal preservative systems. Acceptance in natural or organic programs depends on the specific certification standard.
In cosmetic formulations, pentanediol is typically used at 1–5%, depending on the formulation system and the presence of other preservation components.
Pentanediol generally demonstrates lower irritation potential than some traditional glycols while still delivering comparable or improved functional benefits.