CNMRazor is a 13C nuclear magnetic resonance virtual spectrometer distributed by iChemLabs. Created with students in mind, CNMRazor not only predicts spectra, but explains the phenomena behind them. It works on every operating system with Java 1.4.2+ installed.
A Spectrum of Features
- Draw structures or import them from our database.
- Quickly predicts 13C NMR spectra and displays them realistically.
- Choose conditions, including pulse strength, solvent and temperature.
- Select from several pulse sequences, including gated decoupling and APT.
- Explains the NMR phenomena behind the spectrum.
- Hovering over peaks and carbon groups lights up the corresponding object.
- Spectrum is customizable and interactable.
- Save assignments for others to solve.
Download
CNMRazor is completely free for educational use, just download the program by clicking the appropriate operating system below. Note registration is not required for use; to use CNMRazor without registering, just click the Use Guest Account button on the login screen.
CNMRazor Version
1.2.0
 | Windows md5: 9c8a171e8d21d40bd9d5e3b769dabe21 |
 | OSX md5: fe1c6cd38d11d8f4bbb41fc8f69f725c |
 | Other md5: 46263a6a19f0a9610b857f2c8c68c5ab |
System Requirements
- An active internet connection.
- Windows, Mac OSX, Linux or any other Java compatible operating system.
- Java 1.4.2 or more recent.
- A minimum of 512MB memory; 1GB recommended.
- A minimum resolution of 800x600 is recommended.