243132
2-异丙基-3-甲氧基吡嗪
97%
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关于此项目
经验公式（希尔记法）:
C8H12N2O
化学文摘社编号:
分子量:
152.19
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
247-256-1
MDL number:
产品名称
2-异丙基-3-甲氧基吡嗪, 97%
refractive index
n20/D 1.494 (lit.)
density
0.996 g/mL at 25 °C (lit.)
InChI key
NTOPKICPEQUPPH-UHFFFAOYSA-N
InChI
1S/C8H12N2O/c1-6(2)7-8(11-3)10-5-4-9-7/h4-6H,1-3H3
SMILES string
COc1nccnc1C(C)C
assay
97%
form
liquid
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General description
2-Isopropyl-3-methoxypyrazine, a taste and odor compound, was determined by headspace solid-phase microextraction (SPME) coupled with gas chromatography-mass spectrometry.
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
target_organs
Respiratory system
存储类别
10 - Combustible liquids
wgk
WGK 3
flash_point_f
152.6 °F - closed cup
flash_point_c
67 °C - closed cup
ppe
Eyeshields, Gloves, type ABEK (EN14387) respirator filter
G J Pickering et al.
Journal of food science, 73(6), S262-S266 (2009-02-26)
2-isopropyl-3-methoxypyrazine (IPMP) is the compound responsible for the off-flavor known as ladybug taint, which occurs when Harmnonia axyridis beetles become incorporated with the grapes during juice processing. It is also an important grape-derived component of juice flavor in some varieties.
G J Pickering et al.
Journal of food science, 72(7), S468-S472 (2007-11-13)
2-Isopropyl-3-methoxypyrazine (IPMP) is a grape-derived component of wine flavor in some wine varieties as well as the causal compound of the off-flavor known as ladybug taint (LBT), which occurs when Harmonia axyridis beetles are incorporated with the grapes during juice
Susanne Kögel et al.
Journal of chemical ecology, 38(7), 854-864 (2012-06-01)
Food type can affect all functional aspects of an insect's life. We investigated the effects of different diet regimes on life history parameters of the ladybird beetle Harmonia axyridis. Furthermore, we tested the importance of elytral color, sex, and diet
Profile: What is that smell?
Erik Vance
Nature, 455(7214), 726-728 (2008-10-10)
Volatile substances from actinomycetes: their role in the odor pollution of water.
N N Gerber
CRC critical reviews in microbiology, 7(3), 191-214 (1979-11-01)
实验方案
Separation of 2-Isopropyl-3-methoxypyrazine 20 ppt; 2-Isobutyl-3-methoxypyrazine; 2-Methylisoborneol; (±)-Geosmin 10 ppt
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