Reference Spectral Library

Browse reference spectra from the USGS Spectral Library Version 7 and other curated sources. Each spectrum includes interactive plots, metadata, and downloadable data.

	Formula	Modality	Category	Source
2,4-Di-(2-ethylhexyl) trimellitate	C25H38O6	Mass Spec	Environmental	MassBank
2,4-Di-tert-butyl-phenol	C14H22O	Mass Spec	Chemical	MassBank
2,4-Di-tert-pentylphenol	C16H26O	Mass Spec	Chemical	MassBank
2,4-Diaminoanisole	C7H10N2O	Mass Spec	Chemical	MassBank
2,4-Diaminobenzenesulfonic acid	C6H8N2O3S	Mass Spec	Environmental	MassBank
2,4-Diaminobutyrate	C4H10N2O2	Mass Spec	Chemical	MassBank
2,4-Diaminotoluene	C7H10N2	Mass Spec	Chemical	MassBank
2,4-Dibromphenol	C6H4Br2O	Mass Spec	Environmental	MassBank
2,4-Dichloro-3,5-dimethylphenol	C8H8Cl2O	Mass Spec	Environmental	MassBank
2,4-Dichloro-6-Methylphenol	C7H6Cl2O	Mass Spec	Environmental	MassBank
2,4-Dichloro-N-(naphthalene-2-yl)benzamide	C17H11Cl2NO	Mass Spec	Chemical	MassBank
2,4-Dichlorobenzoate	C7H4Cl2O2	Mass Spec	Chemical	MassBank
2,4-Dichlorobenzoic acid	C7H4Cl2O2	Mass Spec	Chemical	MassBank
2,4-Dichlorophenol	C6H4Cl2O	Mass Spec	Environmental	MassBank
2,4-Dichlorophenoxyacetic Acid	C8H6Cl2O3	Mass Spec	Pesticide	MassBank
2,4-Dihydroxyacetophenone	C8H8O3	Mass Spec	Natural product	MassBank
2,4-Dihydroxybenzaldehyde	C7H6O3	Mass Spec	Chemical	MassBank
2,4-Dihydroxybenzophenone	C13H10O3	Mass Spec	Chemical	MassBank
2,4-Dihydroxypyridine	C5H5NO2	Mass Spec	Chemical	MassBank
2,4-Dimethylaniline	C8H11N	Mass Spec	Environmental	MassBank
2,4-Dimethylbenzenesulfonic acid	C8H10O3S	Mass Spec	Chemical	MassBank
2,4-Dinitroaniline	C6H5N3O4	Mass Spec	Chemical	MassBank
2,4-Dinitrophenol	C6H4N2O5	Mass Spec	Chemical	MassBank
2,4-HEPTADIENAL	C7H10O	Mass Spec	Chemical	MassBank
2,4-HEXADIENEDIOIC ACID DIMETHYL ESTER	C8H10O4	Mass Spec	Chemical	MassBank
2,4-HEXADIENOIC ACID METHYL ESTER	C7H10O2	Mass Spec	Chemical	MassBank
2,4-OCTADIENOIC ACID	C8H12O2	Mass Spec	Chemical	MassBank
2,4-PENTANEDIONE	C5H8O2	Mass Spec	Chemical	MassBank
2,4-PYRIDINEDICARBOXYLIC ACID	C7H5NO4	Mass Spec	Chemical	MassBank
2,4-THIAZOLIDINEDIONE	C3H3NO2S	Mass Spec	Chemical	MassBank
2,4-Toluene diisocyanate	C9H6N2O2	Mass Spec	Environmental	MassBank
2,4-bis(2-methylbutan-2-yl)-6-(1-oxidobenzotriazol-1-ium-2-yl)phenol	C22H29N3O2	Mass Spec	Natural product	MassBank
2,4-dimethylphenylformamid	C9H11NO	Mass Spec	Environmental	MassBank
2,4-ditert-butyl-6-(5-chlorobenzotriazol-2-yl)phenol	C20H24ClN3O	Mass Spec	Environmental	MassBank
2,41-DICHLOROBENZHYDROL	C13H10Cl2O	Mass Spec	Chemical	MassBank
2,41-DICHLOROBENZOPHEWONE	C13H8Cl2O	Mass Spec	Chemical	MassBank
2,4DICHLORO ANILINE	C6H5Cl2N	Mass Spec	Chemical	MassBank
2,5,5,11-TETRAMETHYL-8-ISOPROPYL-4,7,9-TRIOXA-1,11-DODECADIENE	C16H30O3	Mass Spec	Chemical	MassBank
2,5,6-TRIMETHYL-3-CARBOXYLICHYDROQUINONE	C10H12O4	Mass Spec	Chemical	MassBank
2,5,6-TRIMETHYLBENZOXAZOLE	C10H11NO	Mass Spec	Chemical	MassBank
2,5,7-TRIHYDROXY-1,4-NAPHTHOQUINONE	C10H6O5	Mass Spec	Chemical	MassBank
2,5,7-TRIMETHYL-1,2,3,4-TETRAHYDROPYRIMIDO(1,6-A)INDOLE	C14H18N2	Mass Spec	Chemical	MassBank
2,5,8,11,14-Pentaoxahexadecan-16-ol	C11H24O6	Mass Spec	Chemical	MassBank
2,5,8,11,14-Pentaoxapentadecane	C10H22O5	Mass Spec	Chemical	MassBank
2,5-BIS(2,5-DIMETHOXYBENZYLOXY)TROPONE	C25H26O7	Mass Spec	Chemical	MassBank
2,5-BIS(N-HEXYLMETHYLSILYL)THIOPHENE	C18H36SSi2	Mass Spec	Chemical	MassBank
2,5-BIS(TRIFLUOROMETHYL)BENZIMIDAZOLE	C9H4F6N2	Mass Spec	Chemical	MassBank
2,5-BIS(TRIMETHYLSILYL)OXY-PHENYLACETIC ACID TRIMETHYLSILYL ESTER	C17H32O4Si3	Mass Spec	Chemical	MassBank
2,5-BIS(TRIMETHYLSILYLETHYNYL)ANILINE	C16H23NSi2	Mass Spec	Chemical	MassBank
2,5-BIS(TRIMETHYLSILYLMETHYL)-5-HYDROXY-8-ISOPROPYL-1,4,4A,5,6,7,8,8A-OCTAHYDRONAPHTHALENE	C21H42OSi2	Mass Spec	Chemical	MassBank

Reference Spectral Library

Browse by Technique