Ibuprofen

C₁₃H₁₈O₂

IUPAC: (RS)-2-(4-(2-Methylpropyl)phenyl)propanoic acid

CAS: 15687-27-1

Overview

Ibuprofen is one of the world's most widely used nonsteroidal anti-inflammatory drugs (NSAIDs). Discovered in the 1960s, it is now available over the counter in most countries.

Composition

Element	Symbol	Atoms	Atomic Mass
Hydrogen	H	18	1.0080
Carbon	C	13	12.0110
Oxygen	O	2	15.9990

Elemental Composition

Hydrogen ×18

8.8%

Carbon ×13

75.7%

Oxygen ×2

15.5%

Uses

• Pain relief
• Anti-inflammatory
• Fever reducer

Fun Facts

✦ Originally sold only by prescription, it became OTC in the UK in 1983 and US in 1984

Safety

⚠ GI irritation
⚠ Kidney risk with prolonged use

Structure

SMILES

CC(C)CC1=CC=C(C=C1)C(C)C(=O)O

Properties

Type: organic
State: solid
Molar Mass: 206.28 g/mol
Density: 1.0300 g/cm³
Melting Point: 76.0 °C
Boiling Point: 157.0 °C
Solubility: 0.021 g/L at 25°C

Molecular Descriptors

Exact Mass: 206.1307
XLogP: 3.5
TPSA: 37.3 Å²
H-Bond Donors: 1
H-Bond Acceptors: 2
Rotatable Bonds: 4
Heavy Atoms: 15
Complexity: 203.0

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 Ibuprofen?

Ibuprofen (C₁₃H₁₈O₂) is a organic compound with the IUPAC name (RS)-2-(4-(2-Methylpropyl)phenyl)propanoic acid.

What is the molecular weight of Ibuprofen?

Ibuprofen has a molar mass of 206.28 g/mol.

What state is Ibuprofen at room temperature?

Ibuprofen is a solid at room temperature.

Is Ibuprofen organic or inorganic?

Ibuprofen is classified as an organic compound.

What elements make up Ibuprofen?

Ibuprofen (C₁₃H₁₈O₂) is composed of Hydrogen (H), Carbon (C), Oxygen (O).