amino-acid betaine 2-[3-carboxylato-3-(trimethylammonio)propyl]-L-histidine 298.164 298.33820 4-{5-[(2S)-2-amino-2-carboxyethyl]-1H-imidazol-2-yl}-2-(trimethylazaniumyl)butanoate A L-histidine derivative that is L-histidine substituted at poisition 2 (on the imidazole ring) by a 3-carboxylato-3-(trimethylammonio)propyl group. C13H22N4O4 CBQVLMCHMFGPMX-RGURZIINSA-N CHEBI:73766 C[N+](C)(C)C(CCc1ncc(C[C@H](N)C(O)=O)[nH]1)C([O-])=O HMDB:HMDB0059617 InChI=1S/C13H22N4O4/c1-17(2,3)10(13(20)21)4-5-11-15-7-8(16-11)6-9(14)12(18)19/h7,9-10H,4-6,14H2,1-3H3,(H2-,15,16,18,19,20,21)/t9-,10?/m0/s1 chebi_ontology non-proteinogenic L-alpha-amino acid L-histidine derivative