Metabolomics Structure Database

MDLMOL SDF CSV TSV

MW REGNO:	123508
Common Name:	Malic Acid
Systematic Name:	2-hydroxybutanedioic acid
Synonyms:	[PubChem Synonyms]
Exact Mass:	134.0215 (neutral)    Calculate m/z: (Choose adduct) [M+H]+ [M+H-H2O]+ [M.]+ [M+2H]2+ [M+3H]3+ [M+4H]4+ [M+K]+ [M+2K]2+ [M-H+2K]+ [M+Na]+ [M+2Na]2+ [M-H+2Na]+ [M+Li]+ [M+2Li]2+ [M+NH4]+ [M-H]- [M-2H]2- [M-3H]3- [M-4H]4- [M+Cl]- [M+OAc]- [M+HCOO]- M(neutral)
Formula:	C4H6O5
InChIKey:	BJEPYKJPYRNKOW-UHFFFAOYSA-N
ClassyFire superclass:	Organic acids and derivatives
ClassyFire class:	Hydroxy acids and derivatives
ClassyFire subclass:	Beta hydroxy acids and derivatives
Massbank MS spectra:	View MS spectra
NP-MRD NMR spectra:	View NMR spectra
SMILES:	C(C(C(=O)O)O)C(=O)O
Studies:	Available studies(via PubChem CID)

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All Database Links Calculated Properties Human Pathways

External database links:

PubChem CID:	525
HMDB ID:	HMDB0000744
NP-MRD ID(NMR):	NP0001271
CHEMBL ID:	CHEMBL1455497
EPA CompTox DB:	DTXCID107640
Plant Metabolite Hub(Pmhub):	MS000000935
PhytoHub ID:	PHUB002323

References

LIPID MAPS classification: "Update of the LIPID MAPS comprehensive classification system for lipids", Fahy E, Subramaniam S, Murphy RC, Nishijima M, Raetz CR, Shimizu T, Spener F, van Meer G, Wakelam MJ, and Dennis EA, J. Lipid Res. (2009) 50: S9-S14. DOI: 10.1194/jlr.R800095-JLR200
ClassyFire classification: "ClassyFire: automated chemical classification with a comprehensive, computable taxonomy", Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS, J. Cheminformatics (2016) 8:61. DOI: 10.1186/s13321-016-0174-y
NPClassifier classification: "NPClassifier: A Deep Neural Network-Based Structural Classification Tool for Natural Products", Kim HW, Wang M, Leber CA, Nothias LF, Reher R, Kang KB, van der Hooft JJJ, Dorrestein PC, Gerwick WH and Cottrell GW. J Nat Prod. 2021 Nov 26;84(11):2795-2807.DOI: 10.1021/acs.jnatprod.1c00399.