Leucine (data page)

The complete data for Leucine ()

General information

Chemical formula: C₆H₁₃N O₂
Molar mass: 131.18 g·mol⁻¹
Systematic name:
(S)-2-amino-4-methyl-pentanoic acid
Abbreviations: L, Leu
Synonyms:
{(S)-/L-}2-amino-4-methylvaleric acid
4-methyl-norvaline
α-aminoisocaproic acid

Database data

SMILES: CC(C)C[C@@H](C(=O)O)N ^a
InChI=1/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m0/s1/f/h8H ^b

ATC: N/A

CAS: [61-90-5]

DrugBank: N/A

EINECS: 200-522-0

PubChem: 6106

Physical properties

Structure

Crystal data

Spectral data

UV-Vis

IR

NMR

MS

Phase behavior

Solid properties

ρ_solid: 1.165 g.cm⁻³
T_m: 293 °C

Liquid properties

Gas properties

Hazard properties

MSDS

N/A

Main hazards:

- N/A

NFPA 704

Flash point

- N/A

RTECS number:
N/A

Chemical properties

XLogP: -1.743 ^c

pI: 5.98 ^d

pK_a: 2.32; 9.58 ^e

Tautomers:

Hydrogen bond: donor - 2; acceptor - 3

Pharmacological properties

This box:

Except where noted otherwise, data relate to Standard temperature and pressure.
Reliability of data general note.

References

^a ^b ^c ^d ^e CID 6106 from PubChem

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