TMS (tetramethylsilane) is commonly added to Nuclear magnetic resonance (NMR) samples. TMS has a chemical shift which is upfield of most organic signals, and it gives a strong, sharp singlet peak and can be easily removed. Why is TMS added to NMR samples?
to calibrate the NMR spectrum
to provide a lock signal
to react with the sample
to reduce noise in the spectrum
Create a FREE profile to save your progress!
Create a profile
Already signed up? Sign In
Please check the following before submitting your feedback.
Thank you for bringing this to our attention. We have been notified and will review your report as soon as possible.
We are dedicated to bringing you the very best practice tests, flashcards and study guides to help you prepare for and pass the test that stands between you and the rest of your life.
2018 © Union Media LLC. ALL Rights Reserved.
The Medical College Admission Test® and MCAT® are registered trademarks of the Association of American Medical Colleges (AAMC), which is unaffiliated, not a sponsor, or associated with this website.