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The complete data for Valine ( v )
	General informationChemical formula: C5H11NO2 Molar mass: 117.15 g·mol Systematic name: (S)-2-amino-3-methyl-butanoic acid Abbreviations: V, Val Synonyms: none
Database data
SMILES: CC(C)C(N)C(=O)O InChI=1/C5H11NO2/c1-3(2)4(6)5(7)8/h3-4H,6H2,1-2H3,(H,7,8)/f/h7H ATC: N/A CAS: 72-18-4 DrugBank: N/A EINECS: 200-773-6 PubChem: 71563 (D), 1182 (L)
Physical properties
Structure Crystal data Spectral data UV-Vis IR NMR MS - Masses of main fragments: GMD MS Spectrum Phase behavior Solid properties ρsolid: 1.230 g.cm Tm: 315 °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: -2.193 pI: 5.96 pKa: 2.27, 9.52 Tautomers: Hydrogen bond: donor - 2;  acceptor - 3
Pharmacological properties

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

References

1. ^a 200-773-6 EINECS for Valine
2. ^a CID 71563 from PubChem
3. ^a CID 1182 from PubChem

v t e Encoded (proteinogenic) amino acids
General topics	Protein Peptide Genetic code
By properties	Aliphatic Branched-chain amino acids (Valine Isoleucine Leucine) Methionine Alanine Proline Glycine Aromatic Histidine Tyrosine Tryptophan Phenylalanine Polar, uncharged Asparagine Glutamine Serine Threonine Positive charge (pKa) Lysine (≈10.8) Arginine (≈12.5) Histidine (≈6.1) Pyrrolysine Negative charge (pKa) Aspartic acid (≈3.9) Glutamic acid (≈4.1) Selenocysteine (≈5.4) Cysteine (≈8.3) Tyrosine (≈10.1)
Amino acids types: Encoded (proteins) Essential Non-proteinogenic Ketogenic Glucogenic Secondary amino Imino acids D-amino acids Dehydroamino acids

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