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-BUTYL-2,2,6,6-TETRAMETHYL-2,6-DISILAPIPERIDINE | C11H27NSi2 | Mass Spec | Chemical | MassBank | |
| 1-BUTYL-2-ETHYLHYDRAZINE | C6H16N2 | Mass Spec | Chemical | MassBank | |
| 1-BUTYL-3,5,5-TRIMETHYL-3,4-DIHYDROFORMAZAN | C8H20N4 | Mass Spec | Chemical | MassBank | |
| 1-BUTYL-3,5-DIMETHYLPYRAZOLE | C9H16N2 | Mass Spec | Chemical | MassBank | |
| 1-BUTYL-5-FLUOROURACIL | C8H11FN2O2 | Mass Spec | Chemical | MassBank | |
| 1-BUTYL-5-HYDROXY-3-METHOXYCARBONYL-2,4,6,7-TETRAMETHYLINDOLE | C18H25NO3 | Mass Spec | Chemical | MassBank | |
| 1-BUTYL-5-METHYL-2-PYRAZOLINE | C8H16N2 | Mass Spec | Chemical | MassBank | |
| 1-BUTYL-EXO-8-METHYLBICYCLO(3.2.2)NON-6-EN-2-ONE | C14H22O | Mass Spec | Chemical | MassBank | |
| 1-BUTYLAMINE | C4H11N | Mass Spec | Chemical | MassBank | |
| 1-BUTYLBICYCLO(3.2.2)NONA-3,6,8-TRIEN-2-ONE | C13H16O | Mass Spec | Chemical | MassBank | |
| 1-BUTYLCARBAMOYL-5-FLUOROURACIL | C9H12FN3O3 | Mass Spec | Chemical | MassBank | |
| 1-Benzothiazol-2-yl-ethylamine | C9H10N2S | Mass Spec | Chemical | MassBank | |
| 1-Benzyl-3-cyclohexylurea | C14H20N2O | Mass Spec | Chemical | MassBank | |
| 1-Benzyl-3-methylimidazolium | [C11H13N2]+ | Mass Spec | Chemical | MassBank | |
| 1-Benzylpiperazine | C11H16N2 | Mass Spec | Environmental | MassBank | |
| 1-Benzylquinolinium | [C16H14N]+ | Mass Spec | Chemical | MassBank | |
| 1-Boc-4-[3-(ethoxycarbonyl)phenyl]piperazine | C18H26N2O4 | Mass Spec | Chemical | MassBank | |
| 1-Bromo-3,7,11,15-tetramethyl-hexadecane | C20H41Br | Mass Spec | Chemical | MassBank | |
| 1-Bromo-4-(2-((1R,2R)-2-methyl-2-phenylcyclopropyl)ethynyl)benzene | C18H15Br | Mass Spec | Chemical | MassBank | |
| 1-Butyl-1-methylpiperidinium | [C10H22N]+ | Mass Spec | Chemical | MassBank | |
| 1-Butyl-1-methylpyrrolidinium | [C9H20N]+ | Mass Spec | Chemical | MassBank | |
| 1-Butyl-2,3-dimethylimidazolium | [C9H17N2]+ | Mass Spec | Chemical | MassBank | |
| 1-Butylpyridinium | [C9H14N]+ | Mass Spec | Chemical | MassBank | |
| 1-CARBOMETHOXY-4-FORMYLAZULENE | C13H10O3 | Mass Spec | Chemical | MassBank | |
| 1-CARBOXY-2-HYDROXYPHENAZINE | C13H8N2O3 | Mass Spec | Chemical | MassBank | |
| 1-CARBOXY-5,10-DIHYDROPHENAZINE | C13H10N2O2 | Mass Spec | Chemical | MassBank | |
| 1-CARBOXYPHENAZINE | C13H8N2O2 | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-1,2,2-TRIMETHYL-1,2-DIPHENYLDISILANE | C15H19ClSi2 | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-1-(4-METHOXYPHENYL)ETHANE | C9H11ClO | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-1-PHENYL-1-SILACYCLOPENTANE | C10H13ClSi | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-2,2-DIETHYL-1,1,2-TRIMETHYLDISILANE | C7H19ClSi2 | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-2,4-DINITROBENZENE | C6H3ClN2O4 | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-2-(ORTHO-CHLOROPHENYL)-ETHANE | C8H8Cl2 | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-2-TRIMETHYLSILOXYBENZENE | C9H13ClOSi | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-2-TRIMETHYLSILOXYETHANE | C5H13ClOSi | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-3-METHYLENE-1,4-BUTANEDIOL DIACETATE | C9H13ClO4 | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-3-TRIMETHYLSILYL-2-PROPANONE | C6H13ClOSi | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-4-NITROBENZENE | C6H4ClNO2 | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-5-(1-ETHOXY)ETHOXY-3-METHYL-1,3-PENTADIENE | C10H17ClO2 | Mass Spec | Chemical | MassBank | |
| 1-CHLORO-5-ETHOXY-3-METHYL-1,3-PENTADIENE | C8H13ClO | Mass Spec | Chemical | MassBank | |
| 1-CHLOROANTHRAQUINONE | C14H7ClO2 | Mass Spec | Chemical | MassBank | |
| 1-CHLOROBIPHENYL | C12H9Cl | Mass Spec | Chemical | MassBank | |
| 1-CHLOROETHYLBENZENE | C8H9Cl | Mass Spec | Chemical | MassBank | |
| 1-CHLOROMETHYL-2-METHYLNAPHTHALENE | C12H11Cl | Mass Spec | Chemical | MassBank | |
| 1-CHLORONAPHTHALENE | C10H7Cl | Mass Spec | Chemical | MassBank | |
| 1-CYCLOHEXYL-2,2-DIMETHYLPYRROLIDINE | C12H23N | Mass Spec | Chemical | MassBank | |
| 1-CYCLOHEXYL-2-METHYL-1,4,5,6,7,8-HEXAHYDRO-1-AZAAZULENE | C16H25N | Mass Spec | Chemical | MassBank | |
| 1-CYCLOHEXYL-2-METHYL-4,5,6,7,8,9-HEXAHYDROCYCLOOCTA(B)PYRROLE | C17H27N | Mass Spec | Chemical | MassBank | |
| 1-CYCLOPENTENYLMETHANOL | C6H10O | Mass Spec | Chemical | MassBank | |
| 1-Chloro-2-(2-((1R,2R)-2-methyl-2-phenylcyclopropyl)ethynyl)benzene | C18H15Cl | Mass Spec | Chemical | MassBank |