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-PROPYL-5,5-DIMETHYL-1,3-CYCLOHEXANEDIONE	C11H18O2	Mass Spec	Chemical	MassBank
2-PROPYLAMINE	C3H9N	Mass Spec	Chemical	MassBank
2-PROPYLCYCLOHEXANOL	C9H18O	Mass Spec	Chemical	MassBank
2-PROPYLCYCLOHEXANONE	C9H16O	Mass Spec	Chemical	MassBank
2-PROPYLCYCLOHEXYL ACETATE	C11H20O2	Mass Spec	Chemical	MassBank
2-PROPYLFURAN	C7H10O	Mass Spec	Chemical	MassBank
2-PROPYLPENTANOIC ACID METHYL ESTER	C9H18O2	Mass Spec	Chemical	MassBank
2-PROPYLPYRIDINE	C8H11N	Mass Spec	Chemical	MassBank
2-PROPYLTHIAZOLE	C6H9NS	Mass Spec	Chemical	MassBank
2-PYRAZINECARBOXYLIC ACID	C5H4N2O2	Mass Spec	Chemical	MassBank
2-PYRIDINEACETIC ACID ETHYL ESTER	C9H11NO2	Mass Spec	Chemical	MassBank
2-PYRIDINECARBOXYLIC ACID	C6H5NO2	Mass Spec	Chemical	MassBank
2-PYRIDINECARBOXYLIC ACID METHYL ESTER	C7H7NO2	Mass Spec	Chemical	MassBank
2-PYRIDYL M-TOLYL ETHER	C12H11NO	Mass Spec	Chemical	MassBank
2-PYRIDYL O-TOLYL ETHER	C12H11NO	Mass Spec	Chemical	MassBank
2-PYRIDYL P-TOLYL ETHER	C12H11NO	Mass Spec	Chemical	MassBank
2-PYRIDYL PHENYL ETHER	C11H9NO	Mass Spec	Chemical	MassBank
2-PYRIDYLMETHYL 2-METHYLBENZOATE	C14H13NO2	Mass Spec	Chemical	MassBank
2-PYRROLIDINONE	C4H7NO	Mass Spec	Chemical	MassBank
2-PYRUVOYLAMINOBENZAMIDE	C10H10N2O3	Mass Spec	Chemical	MassBank
2-Pentanone	C5H10O	Mass Spec	Chemical	MassBank
2-Phenyl-1,3-indandione	C15H10O2	Mass Spec	Pharmaceutical	MassBank
2-Phenyl-1H-benzimidazol-4-amine	C13H11N3	Mass Spec	Pharmaceutical	MassBank
2-Phenyl-2-imidazoline	C9H10N2	Mass Spec	Pharmaceutical	MassBank
2-Phenylbenzimidazole	C13H10N2	Mass Spec	Chemical	MassBank
2-Phenylbenzimidazole-5-sulfonic acid	C13H10N2O3S	Mass Spec	Chemical	MassBank
2-Phenylpiperidine-2-acetamide	C13H18N2O	Mass Spec	Environmental	MassBank
2-Phenylpropionate	C13H11BrO	Mass Spec	Natural product	MassBank
2-Phosphoglycerate	C3H7O7P	Mass Spec	Chemical	MassBank
2-Picolate	C6H5NO2	Mass Spec	Chemical	MassBank
2-Picolinate	C6H5NO2	Mass Spec	Natural product	MassBank
2-Piperidin-3-yl-benzothiazole	C12H14N2S	Mass Spec	Chemical	MassBank
2-Propene-1-sulfonic acid	C3H6O3S	Mass Spec	Chemical	MassBank
2-Propenoic acid, (octahydro-4,7-methano-1H-indene-5 - diyl)bis(methyleneiminocarbonyloxy-2,1-ethanediyl) ester	C24H34N2O8	Mass Spec	Environmental	MassBank
2-Propinyl-triphenylphosphonium	[C21H18P]+	Mass Spec	Chemical	MassBank
2-QUINOLINECARBOXYLIC ACID METHYL ESTER	C11H9NO2	Mass Spec	Chemical	MassBank
2-SEC-BUTYL-1,1-DIETHYLHYDRAZINE	C8H20N2	Mass Spec	Chemical	MassBank
2-SEC-BUTYL-1,1-DIMETHYLHYDRAZINE	C6H16N2	Mass Spec	Chemical	MassBank
2-SEC-BUTYL-8-METHYL-1,2,3,4-TETRAHYDRO-GAMMA-CARBOLINE	C16H22N2	Mass Spec	Chemical	MassBank
2-SEC-BUTYLCYCLOHEXANOL	C10H20O	Mass Spec	Chemical	MassBank
2-SEC-BUTYLCYCLOHEXANONE	C10H18O	Mass Spec	Chemical	MassBank
2-SEC-BUTYLPHENYL N-METHYLCARBAMATE	C12H17NO2	Mass Spec	Chemical	MassBank
2-SEC-BUTYLPHENYL N-TRIMETHYLSILYL-N-METHYLCARBAMATE	C15H25NO2Si	Mass Spec	Chemical	MassBank
2-SEC-BUTYLPYRIDINE	C9H13N	Mass Spec	Chemical	MassBank
2-SULFANILAMIDOQUINOXALINE	C14H12N4O2S	Mass Spec	Chemical	MassBank
2-TERT-BUTYL-1-METHYLPYRROLE	C9H15N	Mass Spec	Chemical	MassBank
2-TERT-BUTYLCYCLOHEXANOL	C10H20O	Mass Spec	Chemical	MassBank
2-TERT-BUTYLCYCLOHEXANONE	C10H18O	Mass Spec	Chemical	MassBank
2-TERT-BUTYLCYCLOHEXYL ACETATE	C12H22O2	Mass Spec	Chemical	MassBank
2-TERT-BUTYLCYCLOHEXYL ACETATE(AXIAL-AXIAL)	C12H22O2	Mass Spec	Chemical	MassBank

Reference Spectral Library

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