(2S,3R)-2-amino-3-hydroxybutanoic acid

• ChemBase ID: 139370
• Molecular Formular: C4H9NO3
• Molecular Mass: 120.1125689
• Monoisotopic Mass: 120.05527805
• SMILES: C[C@H]([C@@H](C(=O)O)[15NH2])O
• Canonical SMILES: C[C@H]([C@@H](C(=O)O)[15NH2])O
• InChI: InChI=1S/C4H9NO3/c1-2(6)3(5)4(7)8/h2-3,6H,5H2,1H3,(H,7,8)/t2-,3+/m1/s1/i5+1
• InChIKey: AYFVYJQAPQTCCC-SZEKAKMSSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: (2S,3R)-2-amino-3-hydroxybutanoic acid
• IUPAC Traditional name: L-threonine
• Synonyms: L-Threonine-15N

Database IDs

• MDL Number: MFCD00209793
• PubChem SID: 162233618; 24882010
• PubChem CID: 16217581

CALCULATED PROPERTIES

• Acid pKa: 2.207432
• H Acceptors: 4
• H Donor: 3
• LogD (pH = 5.5): -3.4708102
• LogD (pH = 7.4): -3.4806278
• Log P: -3.4709635
• Molar Refractivity: 26.4598 cm^3
• Polarizability: 10.868561 Å^3
• Polar Surface Area: 83.55 Å^2
• Rotatable Bonds: 2
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Melting Point: 256 °C (dec.)(lit.)
• Optical Rotation: [α]20/D -27.4°, c = 1 in H2O
• Mass Shift: M+1

Safety Information

• German water hazard class: 3
• Personal Protective Equipment: Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Product Information

• Purity: 98% (CP)
• Isotopic Purity: 98 atom % 15N
• Mol. Weight: mol wt 120.11 by atom % calculation
• Linear Formula: CH3CH(OH)CH(15NH2)CO2H

DETAILS

Sigma Aldrich - 609099

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.