2-Propylheptanoic Acid

Branched C10 Acid for Lubricant, Metalworking and PVC Stabilizer Applications

CAS 31080-39-4

Also known as: 2-PH acid, 2-n-Propylheptanoic acid

2-Propylheptanoic Acid is a branched C10 carboxylic acid used in lubricant and grease intermediates, metalworking fluids, and PVC stabilizer production.

Why 2-Propylheptanoic Acid

  • Branched C10 acid for lubricant, grease, and metalworking formulations
  • High boiling point and high closed-cup flash point support demanding industrial processing
  • Suitable for lubricant esters, metalworking fluids, and PVC stabilizer production
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2-Propylheptanoic Acid, Branched Carboxylic Acids (CAS 31080-39-4)

Technical Data

Chemical Properties

Molecular Formula C10H20O2
Molecular Weight 172.26 g/mol
Acid Value >=320 mg KOH/g
Purity (IDA) >=99%
Color (Pt/Co) <=20
Density 0.900-0.903 g/cm3 at 20°C
Boiling Point 272°C at 760 mmHg
Closed Cup Flash Point 142°C
Refractive Index 1.441 n(20°C/D)
Moisture <=0.1 wt%
2-Propylheptanoic Acid molecular structure
Molecular structure

Typical chemical properties for product identification and formulation planning.

Functions

  • Acid intermediate
  • Corrosion inhibitor
  • Lubricant ester precursor

Applications

Typical Applications

Industrial Intermediates

Used as a branched carboxylic-acid intermediate for ester and additive chemistry.

Lubricants & Metalworking

Used in lubricant and grease intermediates and metalworking-fluid formulations.

PVC / Polymer Additives

Used in PVC stabilizer production.

Product Family

Related in Branched Carboxylic Acids

2-Ethylhexanoic Acid Branched carboxylic acid used in paint and coating driers, PVC stabilizers, synthetic lubricants, and industrial intermediate applications. Isononanoic Acid Branched carboxylic acid used in synthetic lubricant esters, paint driers, coolant corrosion-inhibitor systems, alkyd resins, acid chlorides, and cosmetic intermediates. Isononanoic Acid M Isononanoic acid isomer mixture for evaluation in synthetic lubricant esters, paint driers, coolant corrosion-inhibitor systems, and alkyd resins.

Technical Documents

Documentation

Document request status

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

Logistics

Packaging & Storage

Packaging options

  • 185 kg drum
  • 900 kg IBC tote
  • Bulk Flexitank
  • Bulk ISO tank

Storage

Keep containers tightly closed in a cool, dry, well-ventilated area away from heat, ignition sources, food, incompatible materials, and strong oxidizing agents.

FAQ

Frequently asked questions

What is 2-Propylheptanoic Acid also known as?

2-PHA is also known as 2-n-propylheptanoic acid and 2-PH acid.

What industries use 2-PHA?

The supplied TDS lists lubricants, greases, metalworking fluids, and PVC stabilizer production as evaluation areas.

What packaging options are available?

Packaging includes 185 kg drums, 900 kg IBC totes, bulk Flexitanks, and ISO tanks.

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