pyrazine


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Related to pyrazine: thiazole

pyrazine

(pĭr′ə-zēn′)
n.
1. A crystalline organic base, C4H4N2, having a six-member aromatic ring in which the first and fourth atoms are nitrogen and the rest are carbon.
2. Any of a group of compounds derived from or structurally related to this base. Pyrazines occur in pteridines, some vitamins, and certain dyes such as phenazine.
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References in periodicals archive ?
PZ can coordinate through the pyrazine ring nitrogen and its strong hydrogen bonding ability along with its ability to act as ligand in multiple complexes with transition metals makes it a potential candidate for the synthesis of various highly organized and distinct coordination polymers [16-19].
Chen, "Density functional theory study on adsorption behavior of four pyrazine inhibitors on Cu (111) surface," Journal of Chemical Engineering, vol.
The HOMA indices calculated for pyrrole (1), 3,4-dihydropyrrolopyrazinones (1a-c), pyrazine (1d), 2-oxopyrazine (1e), and pyrrolopyrazinones (2-22) are shown in Table 1.
In the present study, heterocyclic compounds were also identified, including 9 pyrazines and 1 furan.
Other substances, such as menthol (42.9 per cent of samples), ethyl vanillin (16.5 per cent of samples) and acetyl pyrazine (8.2 per cent of samples), are classified as "able to cause respiratory irritation".
No pyrazine elements and the hard mineral aspect rule out Merlot.
1) was discovered by chemical modification of a pyrazine analog initially screened by in vitro anti-influenza virus activity in cells.
Another active compound tetramethyl pyrazine (TMP) is isolated from a Chinese herb and is capable of reversing high glucose-induced endothelial dysfunction via upregulation of Sirt1 [22].
Hu et al., "Protective effect of tetraethyl pyrazine against focal cerebral ischemia/reperfusion injury in rats: therapeutic time window and its mechanism," Thrombosis Research, vol.
[19.] Puziah H, Jinap S, Sharifah KSM and A Asbi Effect of drying time, bean depth and temperature on free amino acid, peptide-N, sugar and pyrazine concentrations of Malaysian cocoa beans.
New pyrazine isoquinoline derivative with antiparasitic activity and its preparation.