(2S)-2-amino-4-methylpentanoic acid

• ChemBase ID: 136070
• Molecular Formular: C6H13NO2
• Molecular Mass: 132.1663289
• Monoisotopic Mass: 132.09166355
• SMILES: CC(C)C[C@@H](C(=O)O)[15NH2]
• Canonical SMILES: [15NH2][C@H](C(=O)O)CC(C)C
• InChI: InChI=1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m0/s1/i7+1
• InChIKey: ROHFNLRQFUQHCH-GEERXGHESA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: (2S)-2-amino-4-methylpentanoic acid
• IUPAC Traditional name: L-leucine
• Synonyms: L-Leucine-15N; L-亮氨酸-15N

Database IDs

• CAS Number: 59935-31-8
• MDL Number: MFCD00075212
• PubChem SID: 162230341; 24860882
• PubChem CID: 10329327

CALCULATED PROPERTIES

• Acid pKa: 2.787709
• H Acceptors: 3
• H Donor: 2
• LogD (pH = 5.5): -1.58655
• LogD (pH = 7.4): -1.5889318
• Log P: -1.5861572
• Molar Refractivity: 34.1709 cm^3
• Polarizability: 13.835553 Å^3
• Polar Surface Area: 63.32 Å^2
• Rotatable Bonds: 3
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Melting Point: >300 °C(lit.)
• Optical Rotation: [α]25/D +14.5°, c = 2 in 5 M HCl
• Mass Shift: M+1

Safety Information

• German water hazard class: 1

Product Information

• Isotopic Purity: 98 atom % 15N
• Suitability: S & P tested
• Mol. Weight: mol wt 132.16 by atom % calculation
• Linear Formula: (CH3)2CHCH2CH(15NH2)CO2H

DETAILS

Sigma Aldrich - 660825

Packaging
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Sigma Aldrich - 340960

Packaging
500 mg in glass bottle
This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.