Caffeine

C₈H₁₀N₄O₂

IUPAC: 1,3,7-Trimethylxanthine

CAS: 58-08-2

Overview

Caffeine is the world's most widely consumed psychoactive substance. It is a purine alkaloid that blocks adenosine receptors, reducing drowsiness.

Composition

Element	Symbol	Atoms	Atomic Mass
Hydrogen	H	10	1.0080
Carbon	C	8	12.0110
Nitrogen	N	4	14.0070
Oxygen	O	2	15.9990

Elemental Composition

Hydrogen ×10

5.2%

Carbon ×8

49.5%

Nitrogen ×4

28.9%

Oxygen ×2

16.5%

Uses

• Stimulant (coffee/tea/energy drinks)
• Pain reliever enhancer
• Cosmetics

Fun Facts

✦ Caffeine is found in over 60 plant species — it evolved as a natural insecticide

Safety

⚠ Can cause insomnia and anxiety
⚠ Lethal dose ~10g (very high)

Structure

SMILES

CN1C=NC2=C1C(=O)N(C(=O)N2C)C

Properties

Type: organic
State: solid
Molar Mass: 194.19 g/mol
Density: 1.2300 g/cm³
Melting Point: 235.0 °C
Boiling Point: 178.0 °C
Solubility: 21.6 g/L at 25°C

Molecular Descriptors

Exact Mass: 194.0804
XLogP: -0.1
TPSA: 58.4 Å²
H-Bond Donors: 0
H-Bond Acceptors: 3
Rotatable Bonds: 0
Heavy Atoms: 14
Complexity: 293.0

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 Caffeine?

Caffeine (C₈H₁₀N₄O₂) is a organic compound with the IUPAC name 1,3,7-Trimethylxanthine.

What is the molecular weight of Caffeine?

Caffeine has a molar mass of 194.19 g/mol.

What state is Caffeine at room temperature?

Caffeine is a solid at room temperature.

Is Caffeine organic or inorganic?

Caffeine is classified as an organic compound.

What elements make up Caffeine?

Caffeine (C₈H₁₀N₄O₂) is composed of Hydrogen (H), Carbon (C), Nitrogen (N), Oxygen (O).