1,5-Pentanediol

Linear Diol for Polyester, Polyurethane and Specialty Polymer Synthesis

CAS 111-29-5

1,5-Pentanediol is a linear diol used as a building block for polyester, polyurethane, resin, adhesive, coating, and specialty polymer applications.

Why 1,5-Pentanediol

  • Useful linear diol for polyester, polyurethane, resin, and adhesive synthesis
  • Can support specialty polymer applications where a linear diol is required
  • High boiling point and low melting point support liquid-phase processing
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1,5-Pentanediol, Polyols & Intermediates (CAS 111-29-5)

Technical Data

Chemical Properties

Molecular Formula C5H12O2
Molecular Weight 104.15 g/mol
CAS Number 111-29-5
Acid Value <=0.1 mg KOH/g
Purity >=99%
Color (Pt/Co) <=20
Moisture <=0.2 wt%
Density 0.99 g/cm3 at 20°C
Melting Point -18°C
Boiling Point 239°C
Flash Point 129.44°C
1,5-Pentanediol molecular structure
Molecular structure

Typical chemical properties for product identification and formulation planning.

Functions

  • Diol
  • Industrial intermediate

Applications

Typical Applications

Polyesters & Polyurethanes

Used as a linear diol precursor for polyester and polyurethane systems.

Coatings, Resins & Paints

Used in resin, adhesive, and industrial protective-coating applications.

Product Family

Related in Polyols & Intermediates

Trimethylolpropane (TMP) Tri-functional polyol for polyester, polyurethane, resin, adhesive, and specialty polymer applications. Neopentyl Glycol (NPG) Neopentyl-structured diol for polyester resins, powder coatings, polyurethane systems, and specialty chemical synthesis. Pentaerythritol Tetra-functional polyol for alkyd resins, rosin esters, ester intermediates, and intumescent coatings.

Technical Documents

Documentation

Document request status

TDS Technical Data Sheet On request
SDS Safety Data Sheet On request
COA Certificate of Analysis On request

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 area. Store away from heat, ignition sources, oxidizing agents, and reducing agents.

FAQ

Frequently asked questions

Which physical properties are listed for preliminary evaluation?

The TDS reference profile lists molecular weight 104.15 g/mol, density 0.99 g/cm3 at 20°C, boiling point 239°C, flash point 129.44°C, and melting point -18°C.

What applications can it support?

It can be used in polyester, polyurethane, adhesive, resin, and specialty polymer synthesis depending on grade qualification.

What packaging is used?

Available packaging includes 180 kg drums, 900 kg IBC totes, and bulk Flexitank or ISO tank formats.

Discuss Your 1,5-Pentanediol Requirement

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