• Thumbnail for Methoxypyrazine
    Methoxypyrazines are a class of chemical compounds that produce odors. The odors tend to be undesirable, as in the case of certain wines, or as defensive...
    2 KB (174 words) - 18:46, 24 February 2024
  • Thumbnail for Isopropyl methoxypyrazine
    Isopropyl methoxypyrazine (IPMP) is a methoxypyrazine, a class of chemical compounds that produce odors. The odor is rather undesirable and is produced...
    5 KB (378 words) - 08:52, 23 October 2024
  • Thumbnail for 3-Isobutyl-2-methoxypyrazine
    3-Isobutyl-2-methoxypyrazine (2-isobutyl-3-methoxypyrazine also known as Grindstaff pyrazine) is a methoxypyrazine that is very similar to isopropyl methoxy...
    7 KB (751 words) - 01:46, 19 April 2024
  • trans-2-butenoate Ethyl valerate Ethyl vanillin 2-Ethyl (or methyl)-(3,5 and 6)-methoxypyrazine 2-Ethyl-1-Hexanol,3-ethyl-2-hydroxy-2-cyclopenten-1-one 2-Ethyl-3,(5...
    24 KB (2,259 words) - 17:03, 14 November 2024
  • The Gastaldi synthesis (1921) is another variation: Alkylpyrazines Methoxypyrazines Simple aromatic rings Benzene, an analog without the nitrogen atoms...
    6 KB (404 words) - 15:30, 25 October 2024
  • g/mol, exact mass: 166.1106 u) may refer to: ABT-418 3-Isobutyl-2-methoxypyrazine Phenoxypropazine This set index page lists chemical structure articles...
    303 bytes (60 words) - 07:45, 13 February 2021
  • IBMP may refer to: 3-isobutyl-2-methoxypyrazine; see methoxypyrazines Russian Institute for Biomedical Problems or Institute of Biomedical Problems (ru:Институт...
    437 bytes (78 words) - 21:00, 25 June 2021
  • Thumbnail for Sauvignon blanc
    Zealand Sauvignon blanc is derived from flavor compounds known as methoxypyrazines that becomes more pronounced and concentrated in wines from cooler...
    23 KB (2,764 words) - 09:49, 6 November 2024
  • Thumbnail for Winemaking
    also give the wine a vegetal aroma (due to extraction of 3-isobutyl-2-methoxypyrazine which has an aroma reminiscent of green bell peppers). On occasion...
    52 KB (6,753 words) - 17:23, 28 October 2024
  • threshold of a few ppb, the principal active compound is isopropyl methoxypyrazine; this molecule is perceived as rancid peanut butter, green bell pepper...
    29 KB (3,569 words) - 20:00, 29 October 2024
  • Thumbnail for Ripeness in viticulture
    which contributes to the floral aroma of Riesling and Muscat, and methoxypyrazine, which contributes to the "green-bell pepper" aroma associated with...
    30 KB (4,279 words) - 13:45, 3 May 2024
  • Thumbnail for Phytoplasma
    CF; Yang, JY (July 2016). "Phytoplasma SAP11 alters 3-isobutyl-2-methoxypyrazine biosynthesis in Nicotiana benthamiana by suppressing NbOMT1". Journal...
    64 KB (5,422 words) - 13:04, 2 November 2024
  • Thumbnail for Aroma of wine
    wine. Some of the identified aroma compounds include the following: Methoxypyrazine – grassy, herbaceous aroma compound associated with Cabernet Sauvignon...
    13 KB (1,730 words) - 03:18, 30 October 2024
  • Thumbnail for Veraison
    sweet with fruitiness. As ripening occurs, herbaceous aromas (e.g. methoxypyrazines) are degraded. It is unknown whether the degradation of herbaceous...
    4 KB (487 words) - 01:44, 23 October 2024
  • Thumbnail for N-Phenylnaphthalen-1-amine
    5-dihydrothiazole (SBT), 6-hydroxy-6-methyl-3-heptanone (HMH), and 3-isobutyl-2-methoxypyrazine (IBMP). NPN binds 28 times tighter than SBT. It also makes 38 nonpolar...
    3 KB (257 words) - 16:26, 5 October 2024
  • Thumbnail for Wine chemistry
    such as linalool and α-terpineol Glutathione (reduced and oxidized) Methoxypyrazines Esters: Ethyl acetate is the most common ester in wine, being the product...
    12 KB (1,256 words) - 19:28, 18 May 2024
  • "Identification of a specific olfactory receptor for 2-isobutyl-3-methoxypyrazine". The Biochemical Journal. 201 (1): 245–248. doi:10.1042/bj2010245...
    24 KB (2,853 words) - 12:17, 2 November 2024
  • Tetramethylpyrazine (ligustrazine) is found in nattō and in fermented cocoa beans. Methoxypyrazines Susan M. Fors; Bertil K. Olofsson (1985). "Alkylpyrazines, volatiles...
    5 KB (471 words) - 07:19, 3 December 2023