Leucine

C₆H₁₃NO₂

IUPAC: (2S)-2-Amino-4-methylpentanoic acid

CAS: 61-90-5

Overview

Leucine is a branched-chain essential amino acid important for muscle protein synthesis. It is the most abundant amino acid in muscle tissue.

Composition

Element	Symbol	Atoms	Atomic Mass
Hydrogen	H	13	1.0080
Carbon	C	6	12.0110
Nitrogen	N	1	14.0070
Oxygen	O	2	15.9990

Elemental Composition

Hydrogen ×13

10.0%

Carbon ×6

54.9%

Nitrogen ×1

10.7%

Oxygen ×2

24.4%

Uses

• Dietary supplement
• Sports nutrition
• Pharmaceutical
• Feed additive

Fun Facts

✦ Most potent activator of the mTOR pathway for muscle growth among amino acids

Structure

SMILES

CC(C)CC(C(=O)O)N

Properties

Type: organic
State: solid
Molar Mass: 131.17 g/mol
Density: 1.2930 g/cm³
Melting Point: 293.0 °C
Solubility: 22 g/L at 20°C

Molecular Descriptors

Exact Mass: 131.0946
XLogP: -1.5
TPSA: 63.3 Å²
H-Bond Donors: 2
H-Bond Acceptors: 3
Rotatable Bonds: 3
Heavy Atoms: 9
Complexity: 101.0

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 Leucine?

Leucine (C₆H₁₃NO₂) is a organic compound with the IUPAC name (2S)-2-Amino-4-methylpentanoic acid.

What is the molecular weight of Leucine?

Leucine has a molar mass of 131.17 g/mol.

What state is Leucine at room temperature?

Leucine is a solid at room temperature.

Is Leucine organic or inorganic?

Leucine is classified as an organic compound.

What elements make up Leucine?

Leucine (C₆H₁₃NO₂) is composed of Hydrogen (H), Carbon (C), Nitrogen (N), Oxygen (O).