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Molecule
(S)-Threonine
CAS: 72-19-5 · C4H9NO3
2D Structure
3D Structure
Loading 3D structure...
Basic Information
- CAS Registry Number
- 72-19-5
- Molecular Formula
- C4H9NO3
- Molecular Mass
- 119.12 g/mol
Identifiers
CAS Registry Number
72-19-5
SMILES
C[C@@H](O)[C@H](N)C(=O)O
InChI Key
AYFVYJQAPQTCCC-GBXIJSLDSA-N
InChI
InChI=1S/C4H9NO3/c1-2(6)3(5)4(7)8/h2-3,6H,5H2,1H3,(H,7,8)/t2-,3+/m1/s1
Names and Synonyms
- (S)-Threonine Synonym
- L-(-)-Threonine Synonym
- 2-Amino-3-hydroxybutyric acid Synonym
- NSC 16589 Synonym
- NSC 46701 Synonym
- 48: PN: WO2004076659 FIGURE: 7 claimed protein Synonym
- 46: PN: WO2005016244 PAGE: 70 claimed protein Synonym
- 49: PN: WO2005016244 PAGE: 70 claimed protein Synonym
- 3046: PN: WO2004111636 SEQID: 516 unclaimed protein Synonym
- 2: PN: US20090069547 PAGE: 10 claimed protein Synonym
- 17: PN: WO2011044089 SEQID: 18 claimed protein Synonym
- 4: PN: WO2012076822 PAGE: 51 claimed sequence Synonym
- (2S,3R)-2-Amino-3-hydroxybutanoic acid Synonym
- Threonine Synonym
- L-Threonine Synonym
- Threonine, L- Synonym
- Butanoic acid, 2-amino-3-hydroxy-, [R-(R*,S*)]- Synonym
- Threonine Synonym
- Threonin Synonym
- [R-(R*,S*)]-2-Amino-3-hydroxybutanoic acid Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 119.12 g/mol | CAS Common Chemistry |
| 119.11999999999999 g/mol | RDKit | |
| Wikipedia Url | https://en.wikipedia.org/wiki/Threonine | CAS Common Chemistry |
| Canonical SMILES | O=C(O)C(N)C(O)C | CAS Common Chemistry |
| InChI | InChI=1S/C4H9NO3/c1-2(6)3(5)4(7)8/h2-3,6H,5H2,1H3,(H,7,8)/t2-,3+/m1/s1 | CAS Common Chemistry |
| InChI Key | InChIKey=AYFVYJQAPQTCCC-GBXIJSLDSA-N | CAS Common Chemistry |
| Melting Point | 256 °C (decomp) | CAS Common Chemistry |
| Name | L-Threonine | CAS Common Chemistry |
| Threonine | CAS Common Chemistry | |
| Heavy Atom Count | 8 | RDKit |
| Hydrogen Bond Acceptors | 3 | RDKit |
| Hydrogen Bond Donors | 3 | RDKit |
| Rotatable Bonds | 2 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 83.55 Ų | RDKit |
| LogP | -1.2208999999999997 | RDKit |
| -1.2209 | RDKit | |
| Molar Refractivity | 27.291999999999994 cm³/mol | RDKit |
| Ring Count | 0 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.75 | RDKit |
| Exact Mass | 119.058243148 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
Predicting NMR spectra...
10 ppm
9
8
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5
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3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
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60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
External Resources
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MW = 119.12 g/mol. Edit any field — others recompute live.
Related
Related molecules
Other compounds with formula C4H9NO3.
