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177717

Sigma-Aldrich

2,5-二甲基呋喃

99%

别名:

2-甲基-5-甲基呋喃

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About This Item

经验公式（希尔记法）:
C6H8O
CAS号:
625-86-5
分子量:
96.13
Beilstein:
106449
EC號碼:
210-914-3
MDL號碼:
MFCD00003250
分類程式碼代碼:
12352100
PubChem物質ID:
24850381
NACRES:
NA.22

蒸汽密度

3.31 (vs air)

化驗

99%

形狀

liquid

折射率

n20/D 1.441 (lit.)

bp

92-94 °C (lit.)

mp

−62 °C (lit.)

密度

0.903 g/mL at 25 °C (lit.)

SMILES 字串

Cc1ccc(C)o1

InChI

1S/C6H8O/c1-5-3-4-6(2)7-5/h3-4H,1-2H3

InChI 密鑰

GSNUFIFRDBKVIE-UHFFFAOYSA-N

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一般說明

2,5-二甲基呋喃是一种杂环吡喃，可用作有机合成中的合成砌块。

應用

2,5-二甲基呋喃(DMF)可用于：
  • 作为反应剂制备外-马来酰亚胺-二甲基呋喃环加合物，用于合成寡核苷酸偶联物。
  • 作为亲芳炔体(arynophile)，在强碱条件下与新戊二醇和2-羟基苯硼酸混合物反应合成1,4-二甲基-1,4-二氢-1,4-环氧萘（稠苯）
  • 作为前体通过狄尔斯–阿尔德环加成及后续脱水反应制备对二甲苯。

象形圖

FlameExclamation mark
GHS02,GHS07

訊號詞

Danger

危險分類

Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

3 - Flammable liquids

水污染物質分類（WGK）

WGK 3

閃點（°F）

33.8 °F

閃點（°C）

1 °C

個人防護裝備

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

从最新的版本中选择一种：

分析证书(COA)

Lot/Batch Number
WXBC8722V
WXBC0640V
WXBB6542V
SHBD6483V
SHBC4791V

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1 of 2

呋喃 analytical standard

Supelco

43861

呋喃

2-乙基呋喃 ≥99%

Sigma-Aldrich

W367303

2-乙基呋喃

Yuriy Román-Leshkov et al.
Nature, 447(7147), 982-985 (2007-06-22)
Diminishing fossil fuel reserves and growing concerns about global warming indicate that sustainable sources of energy are needed in the near future. For fuels to be useful in the transportation sector, they must have specific physical properties that allow for
Baptiste Sirjean et al.
Physical chemistry chemical physics : PCCP, 15(2), 596-611 (2012-11-28)
The unimolecular decomposition of 2,5-dimethylfuran (DMF), a promising next-generation biofuel, was studied at the CBS-QB3 level of theory. As most of its decomposition routes remain unknown, a large number of pathways were explored: initial C-H bond fission, biradical ring opening
Albert Sánchez et al.
Organic letters, 13(16), 4364-4367 (2011-07-28)
The reaction of maleimide-containing compounds with 2,5-dimethylfuran gives a mixture of exo and endo isomers from which the exo cycloadduct can be easily isolated taking advantage of its stability in concentrated aqueous ammonia. Bifunctional compounds incorporating a dimethylfuran-protected maleimide (exo
Sara M Aschmann et al.
The journal of physical chemistry. A, 118(2), 457-466 (2014-01-02)
Products of the gas-phase reactions of OH radicals with furan, furan-d4, 2- and 3-methylfuran, and 2,3- and 2,5-dimethylfuran have been investigated in the presence of NO using direct air sampling atmospheric pressure ionization tandem mass spectrometry (API-MS and API-MS/MS), and
Production of renewable p-xylene from 2, 5-dimethylfuran via Diels-Alder cycloaddition and dehydrative aromatization reactions over silica- alumina aerogel catalysts
Wijaya YP, et al.
Catalysis Communications, 70, 12-16 (2015)
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实验方案

GC Analysis of Volatiles in Roasted Coffee Beans on Omegawax® after SPME using a 50/30 µm DVB/Carboxen/PDMS Fiber

-Cymene; 2,5-Dimethylpyrrole; Acetoin, ≥96%, FCC, FG; 2,5-Dimethylpyrazine; 2,6-Dimethylpyrazine; 2-Ethylpyrazine, ≥98%, FG; 2,3-Dimethylpyrazine; 4-Heptanone; 3-Ethylpyridine; 2,3,5-Trimethylpyrazine; Furfural; Pyrrole; Furfuryl acetate; Linalool; Linalyl acetate; 5-Methylfurfural; γ-Butyrolactone; 2-Acetyl-1-methylpyrrole; Furfuryl alcohol; 2-Acetylpyrrole; Pyrrole-2-carboxaldehyde

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