1,5-Pentanediol is a linear aliphatic diol containing two terminal hydroxyl groups, providing balanced flexibility and reactivity in condensation and polymer-forming reactions. As a difunctional alcohol, it participates in esterification and polyurethane synthesis, contributing to chain extension and network formation. 1,5-Pentanediol (CAS 111-29-5) is typically used as a polymer intermediate, where controlled hydroxyl functionality supports specialty polymer and resin formulation processes. For industrial users, the material is supplied with competitive factory pricing, customized specifications, and complete documentation including MSDS, TDS, COA, supporting bulk supply requirements.
1,5-Pentanediol CAS 111-29-5
- CAS: 111-29-5
- Synonyms: 1,5-Pentanediol, Pentane-1,5-diol, PDO, Pentamethylene Glycol
- Einecs: 203-854-4
- Molecular Formula: C5H12O2
- Grade: Industrial grade 99%
- Package: 200kg iron drum or 50kg plastic drum packaging
Product Description
1,5-Pentylene glycol
1,5-Pentylene glycol, organic chemical, molecular formula: C5H12O2, colorless viscous liquid with bitter taste. It can be miscible with water, low molecular weight alcohols, and acetone. Insoluble in benzene, methylene chloride, petroleum ether. Dissolved 11% in ether at 25°C. It is used as a solvent for cutting oils, special detergents, latex paints, and inks as a solvent or wetting agent. It is also used to make plasticizers, brake fluids, alkyd resins, polyurethane resins, etc.
Chemical formulaC5H12O2
Molecular weight 104.1476
CAS accession number 111-29-5
EINECS accession number 203-854-4
The boiling point is 239.00 °C
Density 0.982 g/cm
Flash point 129.44 °C
The refractive index is 1.4499
Solubility is miscible with water, and can be miscible in methanol and ethanol.
use:It is used as a solvent for cutting oils, special detergents, latex paints, and inks as a solvent or wetting agent. It is also used to make plasticizers, brake fluids, alkyd resins, polyurethane resins, etc.
FAQ - Technical & Supply Chain
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Q:
Do 1,5-pentanediol and pentane-1,5-diol refer to the same substance?
A: Yes. 1,5-Pentanediol and pentane-1,5-diol are different naming conventions for the same chemical substance and correspond to the same CAS number. -
Q:
Is 1,5-pentanediol commonly used as an intermediate in polymer formulation?
A: Yes. 1,5-Pentanediol is commonly used as an intermediate in polymer and resin formulation where difunctional alcohols are required. -
Q:
Is 1,5-pentanediol supplied for industrial processing rather than laboratory-scale research only?
A: It is typically supplied as an industrial chemical intermediate, with application determined by process and formulation requirements.
Documents
Documents and Product Support
For product review and sourcing evaluation, supporting documents can be coordinated according to the product type, inquiry stage, and order requirements.
- COA for batch-based quality reference
- TDS for key physical and chemical information
- SDS / MSDS for handling, storage, and safety reference
- Packing information for sample, trial, and bulk orders
- Technical communication based on application and specification requirements
Quotation
Information to Confirm Before Quotation
Clear sourcing information helps reduce specification mismatch and allows a more accurate quotation before sample or bulk order discussion.
- Product name and CAS number
- Application or intended end use
- Required purity, grade, or specification
- Sample quantity, trial order, or bulk demand
- Preferred packing form or net weight
- Destination country or port
- Required documents or compliance expectations
Storage & Handling
Packaging, Storage, and Handling Notes
Packaging form, storage conditions, shelf life, and shipment arrangements should be confirmed according to the product characteristics, package size, and destination requirements.
Before order confirmation, buyers are advised to review the corresponding product documents and confirm whether any special storage, labeling, or handling requirements apply.
Supply Support
Sample, Bulk Order and Repeat Supply Support
Support can be arranged for sample discussion, bulk supply planning, packaging confirmation, and routine sourcing communication based on the actual product and order requirements.
For repeat-use formulations or long-term procurement plans, buyers may discuss specification consistency, packaging preferences, delivery expectations, and document coordination in advance.
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