Di-N-Octyl Phthalate

Di-N-Octyl Phthalate (DNOP, CAS 117-84-0) is a clear, low-volatility phthalate plasticizer used to improve flexibility, softness and processing of PVC and other polymers. Widely applied in cables, flooring, synthetic leather and tubing — bulk supply with COA/MSDS available. Request a sample or quote today.

MF: C24H38O4
MW: 390.56
EINECS: 204-214-7
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Product Overview

Di-N-Octyl Phthalate (DNOP) — Chemical name: Di-n-octyl phthalate. CAS: 117-84-0. DNOP is a colorless to pale-yellow oily liquid with low water solubility and good compatibility with many resins. It is used as a conventional phthalate plasticizer that provides balanced plasticizing performance, low volatility and good processing stability.

Key Properties & Typical Specifications

Melting Point 

-25℃

Boiling Point 

380 °C

Density 

0.980 g/mL at 20 °C(lit.)

Vapor Pressure 

5(x 10-8 mmHg) at 82 °C, 500 at 132 °C (Gross and Colony, 1973)

Refractive Index 

n20/D 1.485

Fp 

219 °C

Storage Temp. 

2-8°C

Solubility 

Chloroform (Slightly), Methanol (Slightly)

Form 

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