Histidine (data page)

{{Short description|Chemical data page}}

{{OrganicBox complete

|wiki_name=Histidine

|name=2-amino-3-(3H-imidazol-4-yl)propanoic acid

| C=6 | H=9 | N=3 | O=2

|mass=155.16

|abbreviation=H, His

|image=Image:L-histidine-skeletal.png Image:L-histidine-3D-sticks.png

|synonyms=Imidazole alanine
({S/D})-α-amino-1H-imidazole-4-propanoic acid
4-(2-amino-2-carboxyethyl)imidazole
α-amino-1H-imidazole-4-propionic acid
α-amino-4-imidazolepropionic acid
Anti-rheuma
C00768
Glyoxaline-5-alanine

|SMILES=C1=C(NC=N1)CC(C(=O)O)N

|InChI=1/C6H9N3O2/c7-5(6(10)11)1-4-2-8-3-9-4/h2-3,5H,1,7H2,(H,8,9)(H,10,11)/t5-/m{0/1}/s1/f/h9-10H

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|CAS=351-50-8 (D), 71-00-1 (L)

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|EINECS={{nowrap|206-513-8 (D) {{ref|1|a}},}} 200-745-3 (L) {{ref|2|a}}

|PubChem=71083 (D) {{ref|3|a}}, 6274 (L) {{ref|4|a}}

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|mass_spectrometry=[http://gmd.mpimp-golm.mpg.de/Spectrums/A4FC4F0C-0812-4F61-94FD-A79C61419670.aspx GMD MS Spectrum]

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|melting_point_C=287

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|XLogP=-3.461

|isoelectric_point=7.59

|disociation_constant=1.70; 6.04; 9.09

|tautomers=2

|H_bond_donor=3

|H_bond_acceptor=5

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{{Chemical data page general note}}