1,2-Pentanediol
Multifunctional Diol for Personal Care and Specialty Formulation
CAS 5343-92-0
1,2-Pentanediol, also known as Pentylene Glycol, is a multifunctional diol used as a humectant, solvent, preservation-support ingredient, and specialty chemical intermediate.
Why 1,2-Pentanediol
- Multifunctional diol for moisturizing and preservation-support systems
- Useful in skincare, haircare, and color cosmetic formulations depending on grade
- Can also serve as a solvent and specialty synthesis intermediate
- Available in industrial and cosmetic grade profiles with different purity and color targets
Technical Data
Chemical Properties
| CAS Number | 5343-92-0 |
|---|---|
| INCI Name | Pentylene Glycol |
| Molecular Formula | C5H12O2 |
| Molecular Weight | 104.15 g/mol |
| Acid Value | <=0.1 mg KOH/g |
| Purity | >=99% (industrial) or >=99.5% (cosmetic) |
| Color (Pt/Co) | <=20 (industrial) or <=10 (cosmetic) |
| Moisture | <=0.5 wt% |
| Density | 0.967-0.978 g/cm3 at 20°C |
| Melting Point | -40°C |
| Boiling Point | 210°C (industrial) or 209.4°C (cosmetic) |
| Flash Point | 110°C |
| Function | Humectant, solvent, and preservative booster for personal care formulations |
| Grade | Cosmetic or industrial grade |
Typical chemical properties for product identification and formulation planning.
Functions
Applications
Typical Applications
Personal Care & Cosmetics
Used as a humectant, solvent, and preservation-support ingredient in skincare, haircare, and color cosmetics.
Industrial Intermediates
Used as a diol precursor for polyester and polyurethane systems, adhesives, sealants, and protective coatings.
Product Family
Related in Performance Chemicals
Technical Documents
Documentation
Document request status
Logistics
Packaging & Storage
Packaging options
- 180 kg drum
- 900 kg IBC tote
- Bulk Flexitank or ISO tank
Storage
Keep containers tightly closed in a cool, dry, well-ventilated place away from heat, ignition sources, oxidizing agents, and reducing agents. Protect from moisture and contamination.
FAQ
Frequently asked questions
Is 1,2-Pentanediol the same as Pentylene Glycol?
Yes. Pentylene Glycol is the common INCI name used in personal care applications for 1,2-Pentanediol.
What is it mainly used for in cosmetics?
The supplied TDS describes Pentylene Glycol as a humectant, solvent, and preservation-support ingredient for cosmetic and personal care formulations.
What grade profiles are available?
The TDS lists industrial and cosmetic profiles, with purity targets of at least 99% and 99.5% respectively.
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