Pyrazine is a heterocyclic aromatic organic compound with the chemical formula C 4 H 4 N 2. It is a symmetrical molecule with point group D 2h. Pyrazine is less basic than pyridine, pyridazine …

This is the first report to document the tobacco industry's incorporation of pyrazine compounds into cigarettes since the early 1970s which appear to contribute to the products’ appeal and …

Pyrazine is a diazine that is benzene in which the carbon atoms at positions 1 and 4 have been replaced by nitrogen atoms. It has a role as a Daphnia magna metabolite.

pyrazine, any of a class of organic compounds of the heterocyclic series characterized by a ring structure containing four atoms of carbon and two of nitrogen. The pyrazine ring is part of …

Oct 24, 2019 · Pyrazine sequences are found in many compounds, which are the source of unique flavors and aromas in several foods and wines (Sumoto et al. 1991; Rohovec et al. 2010).

Pyrazine is an aromatic azaheterocycle containing two nitrogen atoms, known for its electron-deficient nature. It is a key pharmacophore in various drugs, including anti-inflammatory, …

Jul 17, 2020 · Many flavor ingredients prepared by biotechnological methods have conquered the market recently and are destined to replace the ineffective (0.01% pyrazine kg −1 biomass) …

TMP, 2,5-DMP, and 2,6-DMP are the most abundant pyrazine compounds in models using dipeptide (such as Arg-Lys, His-Lys, Lys-His, and Lys-Arg). Their results proved that the …

Notes Go To: Top Data from NIST Standard Reference Database 69: NIST Chemistry WebBook The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a …

Pyrazine is a 1,4-diazine and an electron-deficient N -heteroarene found in several natural products, APIs, agrochemicals, and functional materials. [1]