Diethyl Phthalate

C₁₂H₁₄O₄

IUPAC: Diethyl benzene-1,2-dicarboxylate

CAS: 84-66-2

Overview

Diethyl phthalate is one of the most commonly used plasticizers, making plastics more flexible. It is also used in cosmetics and personal care products.

Composition

Element	Symbol	Atoms	Atomic Mass
Hydrogen	H	14	1.0080
Carbon	C	12	12.0110
Oxygen	O	4	15.9990

Elemental Composition

Hydrogen ×14

6.3%

Carbon ×12

64.9%

Oxygen ×4

28.8%

Uses

• Plasticizer
• Cosmetics ingredient
• Fragrance fixative

Fun Facts

✦ Found in many personal care products including deodorants and fragrances

Safety

⚠ Endocrine disruptor concern
⚠ Eye irritant

Structure

SMILES

CCOC(=O)C1=CC=CC=C1C(=O)OCC

Properties

Type: organic
State: liquid
Molar Mass: 222.24 g/mol
Density: 1.1180 g/cm³
Melting Point: -40.5 °C
Boiling Point: 295.0 °C
Solubility: 1.1 g/L at 25°C

Molecular Descriptors

Exact Mass: 222.0892
XLogP: 2.5
TPSA: 52.6 Å²
H-Bond Donors: 0
H-Bond Acceptors: 4
Rotatable Bonds: 6
Heavy Atoms: 16
Complexity: 223.0

Related Compounds

1,2-Dichloroethane

C₂H₄Cl₂

1,3-Butadiene

C₄H₆

1,4-Dioxane

C₄H₈O₂

1-Butanol

C₄H₁₀O

2-Propanol

C₃H₈O

Acetaldehyde

CH₃CHO

Acetamide

C₂H₅NO

Acetic Anhydride

C₄H₆O₃

Acetone

(CH₃)₂CO

Acetonitrile

C₂H₃N

Frequently Asked Questions

What is Diethyl Phthalate?

Diethyl Phthalate (C₁₂H₁₄O₄) is a organic compound with the IUPAC name Diethyl benzene-1,2-dicarboxylate.

What is the molecular weight of Diethyl Phthalate?

Diethyl Phthalate has a molar mass of 222.24 g/mol.

What state is Diethyl Phthalate at room temperature?

Diethyl Phthalate is a liquid at room temperature.

Is Diethyl Phthalate organic or inorganic?

Diethyl Phthalate is classified as an organic compound.

What elements make up Diethyl Phthalate?

Diethyl Phthalate (C₁₂H₁₄O₄) is composed of Hydrogen (H), Carbon (C), Oxygen (O).