Browse reference spectra from the USGS Spectral Library Version 7 and other curated sources. Each spectrum includes interactive plots, metadata, and downloadable data.
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| Formula | Modality | Category | Source | ||
|---|---|---|---|---|---|
| 1,4-BUTANEDIOL | C4H10O2 | Mass Spec | Chemical | MassBank | |
| 1,4-Bis((diphenylsilyl)ethynyl)benzene | C34H26Si2 | Mass Spec | Chemical | MassBank | |
| 1,4-Bis(N-isopropylamino)anthraquinone | C20H22N2O2 | Mass Spec | Chemical | MassBank | |
| 1,4-Bis(butylamino)anthracene-9,10-dione | C22H26N2O2 | Mass Spec | Chemical | MassBank | |
| 1,4-Bis[2-(3,5-dichloropyridyloxy)]benzene | C16H8Cl4N2O2 | Mass Spec | Chemical | MassBank | |
| 1,4-CINEOLE | C10H18O | Mass Spec | Chemical | MassBank | |
| 1,4-CYCLOHEXANDIONE MONO-2,2-DIMETHYLTRIMETHYLENE ACETAL | C11H18O3 | Mass Spec | Chemical | MassBank | |
| 1,4-CYCLOHEXANEDIOL | C6H12O2 | Mass Spec | Chemical | MassBank | |
| 1,4-CYCLOHEXANEDIONE | C6H8O2 | Mass Spec | Chemical | MassBank | |
| 1,4-Cyclohexanedicarboxylic acid | C8H12O4 | Mass Spec | Chemical | MassBank | |
| 1,4-DI-TERT-BUTYLBENZENE | C14H22 | Mass Spec | Chemical | MassBank | |
| 1,4-DIACETYLBENZENE | C10H10O2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIALLYL-3,5-DIMETHYLPYRAZOLE | C11H16N2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIBENZOXYANTHRACENE | C28H22O2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIBENZYL-3,5-DIMETHYLPYRAZOLE | C19H20N2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIBROMOBUTANE | C4H8Br2 | Mass Spec | Chemical | MassBank | |
| 1,4-DICHLORO-2,5-DIMETHOXYBENZENE | C8H8Cl2O2 | Mass Spec | Chemical | MassBank | |
| 1,4-DICHLOROBUTANE | C4H8Cl2 | Mass Spec | Chemical | MassBank | |
| 1,4-DICHLOROPENTANE | C5H10Cl2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIETHOXYBENZENE | C10H14O2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIETHYLBENZENE | C10H14 | Mass Spec | Chemical | MassBank | |
| 1,4-DIHYDROXYBENZENE | C6H6O2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIISOPROPYL-1,4-DIMETHYL-2-TETRAZENE | C8H20N4 | Mass Spec | Chemical | MassBank | |
| 1,4-DIISOPROPYLBENZENE | C12H18 | Mass Spec | Chemical | MassBank | |
| 1,4-DIMETHOXY-9-PHENYLANTHRACENE | C22H18O2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIMETHOXYANTHRACENE | C16H14O2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIMETHOXYBICYCLO(2.2.2)OCT-5-EN-2-ONE | C10H14O3 | Mass Spec | Chemical | MassBank | |
| 1,4-DIMETHOXYBUTANE | C6H14O2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIMETHYL PHTHALATE | C10H10O4 | Mass Spec | Chemical | MassBank | |
| 1,4-DIMETHYL-2-PIPERIDONE | C7H13NO | Mass Spec | Chemical | MassBank | |
| 1,4-DIMETHYLCYCLOHEXANE | C8H16 | Mass Spec | Chemical | MassBank | |
| 1,4-DIMETHYLINDOLE | C10H11N | Mass Spec | Chemical | MassBank | |
| 1,4-DIMETHYLNAPHTHALENE | C12H12 | Mass Spec | Chemical | MassBank | |
| 1,4-DIMETHYLPIPERIDINE | C7H15N | Mass Spec | Chemical | MassBank | |
| 1,4-DIMETHYLPYRAZOLE | C5H8N2 | Mass Spec | Chemical | MassBank | |
| 1,4-DINITRO BENZEN | C6H4N2O4 | Mass Spec | Chemical | MassBank | |
| 1,4-DINITROBENZENE | C6H4N2O4 | Mass Spec | Chemical | MassBank | |
| 1,4-DIOXANE | C4H8O2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIPHENYLBUTANE-1,4-DIONE | C16H14O2 | Mass Spec | Chemical | MassBank | |
| 1,4-DIPHENYLPYRAZOLE | C15H12N2 | Mass Spec | Chemical | MassBank | |
| 1,4-Diaminoanthraquinone | C14H10N2O2 | Mass Spec | Chemical | MassBank | |
| 1,4-Diaminobutane | C4H12N2 | Mass Spec | Chemical | MassBank | |
| 1,4-Diazabicyclo[2.2.2]octane | C6H12N2 | Mass Spec | Chemical | MassBank | |
| 1,4-Dichlorobenzene | C6H4Cl2 | Mass Spec | Chemical | MassBank | |
| 1,4-Dihydroxyanthracene-9,10-dione | C14H8O4 | Mass Spec | Chemical | MassBank | |
| 1,4-Dihydroxyanthraquinone | C14H8O4 | Mass Spec | Chemical | MassBank | |
| 1,4-Dimethoxybenzene | C8H10O2 | Mass Spec | Chemical | MassBank | |
| 1,4-EPOXYMENTHANE | C10H18O | Mass Spec | Chemical | MassBank | |
| 1,4-bis(p-tolylamino)anthraquinone | C28H22N2O2 | Mass Spec | Environmental | MassBank | |
| 1,4-dioxacyclohexadecane-5,16-dione | C14H24O4 | Mass Spec | Environmental | MassBank |