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1,2,4-Triazolo[1,5-a]pyrimidine

Compound with spectra: 16 NMR, 2 FTIR, and 1 MS (GC)

1,2,4-Triazolo[1,5-a]pyrimidine
SpectraBase Compound ID 4nO3PY89AHe
InChI InChI=1S/C5H4N4/c1-2-6-5-7-4-8-9(5)3-1/h1-4H
InChIKey SRNKZYRMFBGSGE-UHFFFAOYSA-N
Mol Weight 120.11 g/mol
Molecular Formula C5H4N4
Exact Mass 120.043596 g/mol

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

ATR-IR Spectrum
Copyright Copyright © 2019-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Sigma-Aldrich Company LLC
Source of Spectrum Forensic Spectral Research
Catalog Number 324167

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

13C NMR Spectrum
Copyright Copyright © 1980, 1981-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample W. W. Paudler, Ohio University, Athens, Ohio
Solvent Chloroform-d; Reference=TMS Spectrometer= Varian CFT-20

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

13C NMR Spectrum
Copyright Copyright © 2002-2025 Wiley-VCH GmbH. All Rights Reserved.
Solvent DMSO-D6

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

13C NMR Spectrum
Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent DMSO-D6

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

13C NMR Spectrum
Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent DMSO-D6

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

13C NMR Spectrum
Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent DMSO-D6

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

13C NMR Spectrum
Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent TFA

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

13C NMR Spectrum
Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

13C NMR Spectrum
Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

13C NMR Spectrum
Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent DMSO-D6

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

13C NMR Spectrum
Copyright Copyright © 2021-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Sigma-Aldrich Co. LLC.
Source of Spectrum Sigma-Aldrich Co. LLC.
Catalog Number 324167
Solvent CDCl3

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

1H NMR Spectrum
Copyright Copyright © 2009-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample W. W. Paudler, Ohio University, Athens, Ohio
Solvent CDCl3

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

1H NMR Spectrum
Copyright Copyright © 2021-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2021-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Sigma-Aldrich Co. LLC.
Source of Spectrum Sigma-Aldrich Co. LLC.
Catalog Number 324167
Solvent CDCl3

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

15N NMR Spectrum
Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent DMSO-D6

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

15N NMR Spectrum
Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent TFA

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

15N NMR Spectrum
Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent DMSO;CR(ACAC)3=0.05M

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

15N NMR Spectrum
Copyright Copyright © 2016-2025 W. Robien, Inst. of Org. Chem., Univ. of Vienna. All Rights Reserved.
Solvent DMSO-D6

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

FTIR Spectrum
Copyright Copyright © 1980, 1981-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample W. W. Paudler, Ohio University, Athens, Ohio
Technique KBr WAFER

View Spectrum of 1,2,4-Triazolo[1,5-a]pyrimidine

MS (GC) Spectrum
Copyright Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Spectrum Y-12-109-0
  • S-TRIAZOLO/1,5-A/PYRIMIDINE
  • s-triazolo[1,5-d]pyrimidine
  • SRNKZYRMFBGSGE-UHFFFAOYSA-N
  • 1,2,4-TRIAZOLO-[2,3-A]-PYRIMIDINE
Pyrazolo[1,5-a]pyridine
Imidazo(1,2-A)pyridine
Pyrrolo(2,3-D)pyrimidine
imidazo[1,5-a]pyridine
Purine anion
Imidazo(1,2-A)pyrazinium cation
Purine
1-(benzyloxymethyl)pyrazole
1H-Pyrrolo(2,3-b)pyridine
1-[(Pyrrol-1-yl)methyl]-1H-[1,2,4]triazole
Title Journal or Book Year
NMR Properties of 5,7-Disubstituted Derivatives of 1,2,4-Triazolo[1,5a] pyrimidines Magnetic Resonance in Chemistry 1996
Multinuclear NMR study of protonation in some indolizine systems Magnetic Resonance in Chemistry 1994
Correlation of ring nitrogen substituents with carbon-13 nuclear magnetic resonance data in azoloazines Journal of Heterocyclic Chemistry 1987
15N chemical shifts of a number of polyazaindenes: Correlation with charge separated resonance contributing structures Organic Magnetic Resonance 1982
1,2,4-Triazolo[1,5-a]pyrimidine
Vendor/Supplier Catalog Number
Sigma-Aldrich Company LLC
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Unknown Identification

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