Tyrosine (data page)

The complete data for Tyrosine (v)
	General informationChemical formula: C9H11N O3 Molar mass: 181.19 g·mol−1 Systematic name: (S)-2-Amino-3-(4-hydroxy-phenyl)-propanoic acid Abbreviations: Y, Tyr Synonyms: none
Database data
SMILES: Oc1ccc(CC(N)C(=O)O)cc1 InChI=1/C9H11NO3/c10-8(9(12)13)5-6-1-3-7(11)4-2-6/h1-4,8,11H,5,10H2,(H,12,13)/f/h12H ATC: N/ACAS: 60-18-4DrugBank: N/AEINECS: 200-460-4 aPubChem: 71098 (D)a, 1153 (L)a
ATC: N/A	CAS: 60-18-4	DrugBank: N/A	EINECS: 200-460-4 a	PubChem: 71098 (D)a, 1153 (L)a
Physical properties
StructureCrystal dataSpectral dataUV–VisIRNMRMS - Masses of main fragments:Phase behaviorSolid properties ρsolid: 1.456 g.cm−3 Tm: 343 °CLiquid propertiesGas properties
Structure	Crystal data	Spectral dataUV–VisIRNMRMS - Masses of main fragments:


UV–Vis	IR	NMR	MS - Masses of main fragments:
Phase behavior	Solid properties ρsolid: 1.456 g.cm−3 Tm: 343 °C	Liquid properties	Gas properties
Hazard properties
MSDS N/AMain hazards:- N/ANFPA 704Flash point- N/ARTECS number: N/A
MSDS N/A	Main hazards:- N/A	NFPA 704	Flash point- N/A	RTECS number: N/A
Chemical properties
XLogP: -1.87pI: 5.66pKa: 2.24, 9.04, 10.10Tautomers: 2Hydrogen bond: donor - 3; acceptor - 4
XLogP: -1.87	pI: 5.66	pKa: 2.24, 9.04, 10.10	Tautomers: 2	Hydrogen bond: donor - 3; acceptor - 4
Pharmacological properties