The phrase "a key compound" is correct and usable in written English.
It can be used when referring to an important or essential chemical compound in a scientific or technical context.
Example: "In the study of organic chemistry, glucose is often considered a key compound due to its role in cellular respiration."
Alternatives: "an essential compound" or "a crucial compound".
Eating fruit and vegetables that are high in a key compound – such as apples, pears, blueberries, strawberries and radishes – may help prevent weight gain.
One of the latest successes is the design of Z-VAD-fluoromethylketone (FMK), the specific caspase inhibitor, that is a key compound for studies on apoptosis.
In economy nowadays, methanol is already a key compound widely employed as building block for producing intermediates or synthetic hydrocarbons, solvent, energy storage medium, and fuel.
Such terms are generally used to baffle the uninitiated: 'This smells of 2-methoxy-3-isobutyl-pyrazine' (a key compound in Sauvignon Blanc) sounds more impressive than 'cut grass'.
The solvent polarity covers a wide range of dielectric constants: 33.1 for M, 6.2 for AA, and 78.57 for W. To evaluate the efficacy of various extraction techniques for phenolic compounds, GA was used a key compound.
Aniline is an important raw material for the synthesis of more than 300 different end products industrially, aniline is mainly used for the production of methylene diphenyl diisocyanate (MDI), a key compound in the production of polyurethane rigid and/or semi-rigid foams and elastomers.
Few species now achieve the levels of breeding success required for population stability and recovery, with predation from large mammals acting as a key compounding factor limiting nest survival and productivity.
Many studies have attempted to identify a key odorous compound or compounds that can be related with odor from different odor sources [ 18- 20].
In the last few years a number of key compound classes have been discovered that can provide some answers.
Key compound kinetics: (a) biomass; (b) Poly-β-hidroxybutyrate; (c) Endospores and dipicolinic acid (DPA); and (d) Cry protein.
Veratrole is a key attractant compound in the floral fragrance of S. latifolia and it is down-regulated, together with other compounds, subsequent to pollination [ 10].
