Illustrated Glossary of Organic Chemistry

HMQC: A contraction of Heteronuclear Multiple-Quantum Coherence. A two-dimensional NMR technique which reveals spin-spin coupling between ¹H and nuclei other than ¹H such as ¹³C. HETCOR gives the same result, but is less efficient.

1H-13C HMQC spectrum of sucrose.		Sucrose