440639
4,5-二甲基-2-糠醛
97%
别名:
4,5-二甲基糠醛
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关于此项目
经验公式（希尔记法）:
C7H8O2
化学文摘社编号:
分子量:
124.14
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
MDL number:
Assay:
97%
Form:
liquid
产品名称
4,5-二甲基-2-糠醛, 97%
InChI
1S/C7H8O2/c1-5-3-7(4-8)9-6(5)2/h3-4H,1-2H3
SMILES string
Cc1cc(C=O)oc1C
InChI key
JPTPEPVCVXGNJM-UHFFFAOYSA-N
assay
97%
form
liquid
refractive index
n20/D 1.529 (lit.)
bp
98-100 °C/12 mmHg (lit.)
density
1.016 g/mL at 25 °C (lit.)
functional group
aldehyde
Quality Level
General description
2,6-Dimethyl-4-pyrrone has been reported to undergo photochemical rearrangement to afford 4,5-dimethyl-2-furaldehyde. Mechanism of this photorearrangement has been described.
wgk
WGK 3
存储类别
10 - Combustible liquids
flash_point_f
150.8 °F - closed cup
flash_point_c
66 °C - closed cup
ppe
Eyeshields, Gloves, type ABEK (EN14387) respirator filter
The photochemical rearrangement of 3, 4-diphenyl-4, 5-epoxy-2-cyclopentene-1-one.
Padwa A.
Tetrahedron Letters, 5(15), 813-813 (1964)
Cédric Peyrot et al.
Molecules (Basel, Switzerland), 25(9) (2020-05-10)
Faced with the ban of some organic UV filters such as octinoxate or avobenzone, especially in Hawaii, it became essential to offer new alternatives that are both renewable and safe for humans and the environment. In this context, a class
Photochemical Transformations of Small Ring Carbonyl Compounds. VIII. Photorearrangements in the Cyclopentenone Oxide Series1, 2.
Padwa A and Hartman R.
Journal of the American Chemical Society, 88(7), 1518-1524 (1966)
Xinyi Zhang et al.
Journal of agricultural and food chemistry, 67(12), 3502-3510 (2019-02-28)
This work outlines a rapid novel methodology for the direct quantitation of 12 volatile aldehyde compounds related to oxidative off-flavors in wine, by measuring the combined free and hydrogen-sulfite-bound forms of each aldehyde compound, consisting of four general aldehydes, four
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