A study of pyrazines in cigarettes and how additives might be …
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 abuse potential.
Pyrazine - Wikipedia
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 and pyrimidine. It is a "deliquescent crystal or wax-like solid with a …
Nicotine Alone Does Not Lead To Addiction: Additives Found In …
2015年6月10日 · Pyrazine additives may be reinforcing the addictive qualities of nicotine, say researchers who recommend strict regulation of this particular cigarette (and e-cig) additive.
Pyrazine - an overview | ScienceDirect Topics
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, anticancer, and antimicrobial agents, with significant applications in pharmaceuticals, flavor, fragrance, and food industries.
Pyrazines in Wine: What Exactly Are They? - Wine 365
2021年3月12日 · Pyrazines are chemical compounds (technically called “methoxypyrazines”) found in grape skin and stems that are responsible for many “green” flavors in wine. Levels of pyrazines are dependent on viticultural practices, climate, and grape variety.
Pyrazine | Formula, Properties & Application
Pyrazine is a heterocyclic aromatic organic compound that belongs to the class of diazines. It is a symmetrical molecule with the chemical formula C4H4N2. Its structure comprises a six-membered ring with two nitrogen atoms opposing each other and four carbon atoms interspersed.
Pyrazine | C4H4N2 | CID 9261 - PubChem
Pyrazine is a diazine that is benzene in which the carbon atoms at positions 1 and 4 have been replaced by nitrogen atoms.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. It is a member of pyrazines and a diazine.
Pyrazines: Synthesis and Industrial Application of these Valuable ...
2020年7月17日 · 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) extraction from plants or animal sources. This review focuses on the achievements and challenges in pyrazine synthesis.
Pyrazine | Aromatic, Aromaticity, Heterocyclic | Britannica
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 many polycyclic compounds of biological or industrial significance. …
Pyrazine Definition & Meaning | Merriam-Webster Medical
The meaning of PYRAZINE is a crystalline heterocyclic weakly basic compound C4H4N2.
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