For citations & permissions, please see: Citations & Permissions - Wiley Science Solutions*

*Links on SpectraBase are not permalinks.

5-Methylcytosine, hemihydrate

Compound with spectra: 2 FTIR, 1 Raman, and 2 UV-Vis

5-Methylcytosine, hemihydrate
SpectraBase Compound ID 8UDaiMbhWrK
InChI InChI=1S/C5H7N3O.H2O/c1-3-2-7-5(9)8-4(3)6;/h2H,1H3,(H3,6,7,8,9);1H2
InChIKey WNSNCGCYVIXHLT-UHFFFAOYSA-N
Mol Weight 134.138 g/mol
Molecular Formula C5H7N3O·½H2O
Exact Mass 134.064194 g/mol

View Spectrum of 5-Methylcytosine, hemihydrate

ATR-IR Spectrum
Copyright Copyright © 2012-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Calbiochem, EMD Chemicals, Inc., an Affiliate of Merck KGaA, Darmstadt, Germany
Source of Spectrum Forensic Spectral Research
Catalog Number 4570

View Spectrum of 5-Methylcytosine, hemihydrate

Raman Spectrum
Copyright Copyright © 2013-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Calbiochem, EMD Chemicals, Inc., an Affiliate of Merck KGaA, Darmstadt, Germany
Source of Spectrum Forensic Spectral Research
Catalog Number 4570

View Spectrum of 5-Methylcytosine, hemihydrate

FTIR Spectrum
Copyright Copyright © 1980, 1981-2025 John Wiley & Sons, Inc. All Rights Reserved.
Source of Sample Aldrich Chemical Company, Inc., Milwaukee, Wisconsin
Technique KBr WAFER

View Spectrum of 5-Methylcytosine, hemihydrate

UV-Vis Spectrum
Copyright Copyright © 2008-2025 John Wiley & Sons, Inc. All Rights Reserved.
Solvent Methanol

View Spectrum of 5-Methylcytosine, hemihydrate

UV-Vis Spectrum
Copyright Copyright © 2008-2025 John Wiley & Sons, Inc. All Rights Reserved.
Solvent Methanol
  • CYTOSINE, 5-METHYL-, HEMIHYDRATE
1-Methylcytosine
4,5-Dimethyl-2-pyrimidone
4-METHYLTHIO-1,2-DIHYDROPYRIMIDIN-2-ONE
5-Methoxy-pyrimidin-2(1H)-one
5-methyl-4-sulfanylidene-1H-pyrimidin-2-one
5-METHYL-2(1H)-PYRIMIDINETHIONE
6-(aminothio)pyrimidin-2(1H)-one
4-Chloro-1,2-dihydro-1-methyl-2-oxopyrimidine
1-Methyl-4-thiouracil
3-METHYLCYTOSINE

This compound is available in the following databases:

KnowItAll IR Spectral Library
Author: Wiley

Wiley's KnowItAll IR Spectral Library offers access to the world's largest collection of high-quality infrared spectra, including the renowned Sadtler databases. Learn more.

KnowItAll Raman Spectral Library
Author: Wiley

Wiley's KnowItAll Raman Spectral Library offers access to the world's largest collection of high-quality Raman spectra, including the renowned Sadtler databases. Learn more.

KnowItAll UV-Vis Spectral Library
Author: Wiley

Wiley's KnowItAll UV-Vis Spectral Library offers access to the world's largest collection of high-quality UV-Vis Sadtler spectra. Learn more.

Other Resources
Unknown Identification

Search your unknown spectrum against the world's largest collection of reference spectra

KnowItAll Campus Solutions

KnowItAll offers faculty and students at your school access to all the tools you need for spectral analysis and structure drawing & publishing! Plus, access the world's largest spectral library.