CAS · 5675-51-4
Product Overview
1,12-Dodecanediol is a high-purity surfactants supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Appearance: | White color solid |
|---|---|
| Purity (G.C): | 98% min |
| Every other impurity: | 1% max |
| Total impurities: | 2% max |
| Moisture (by KF): | 0.3% max |
| Acid value: | 0.1 mg KOH/g max |
| Saponification number: | 3 mg KOH/g max |
Applications
1. Polymer & Resin Production
Key monomer for synthesizing:
Polyesters (e.g., poly(1,12-dodecanediol terephthalate))
Polyurethanes (as a soft segment or chain extender)
Polycarbonates and polyamides
Imparts flexibility, hydrophobicity, and chemical resistance to the resulting materials.
2. Cosmetic & Personal Care Formulations
Used in skin care products as:
Emollient
Humectant
Skin conditioning agent
Its long carbon chain offers a smooth, waxy feel and improves moisture retention.
3. Lubricants and Plasticizers
Functions as a biodegradable lubricant component or intermediate in ester-based lubricants.
Improves plasticity and flexibility of plastics and synthetic rubbers.
4. Reactive Intermediate
Acts as a di-functional alcohol in reactions like:
Esterification
Etherification
Polycondensation
Enables the production of functional surfactants, adhesives, and coatings.
5. Biomedical Materials
Its biocompatibility and degradability make it suitable for biomedical polymers used in:
Controlled drug delivery
Biodegradable sutures
Tissue engineering scaffolds
Benefits
1. Hydrophobic Chain with Terminal Reactivity
Long-chain (12-carbon) backbone provides hydrophobic character for barrier and water-resistant applications.
Terminal –OH groups enable easy incorporation into polymer backbones.
2. Biodegradable and Eco-Friendly
Fully aliphatic and degradable, making it suitable for green chemistry and sustainable materials.
Commonly used in biodegradable polymers and cosmetics due to its low toxicity.
3. Thermal and Mechanical Performance Enhancer
When used in polyesters or polyurethanes, it improves:
Thermal stability
Toughness
Hydrolytic resistance
4. Versatile Industrial Compatibility
Compatible with a wide range of industrial processes:
Melt polymerization
Solvent-based synthesis
High-temperature reactions
Conclusion
1,12-Dodecanediol (CAS 5675-51-4) is a linear diol with versatile applications across polymer production, cosmetics, lubricants, and biodegradable materials. Its long alkyl chain and terminal hydroxyl groups enable it to serve as an ideal building block in the synthesis of flexible, durable, and eco-friendly polymers. Additionally, it enhances skin feel and moisture retention in personal care products and plays a critical role in the development of advanced materials for industrial and biomedical use.
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