319937
N,N-二甲基甲酰胺
ACS reagent, ≥99.8%
别名:
DMF, NSC 5356
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关于此项目
线性分子式:
HCON(CH3)2
化学文摘社编号:
分子量:
73.09
UNSPSC Code:
12352111
NACRES:
NA.07
PubChem Substance ID:
EC Number:
200-679-5
Beilstein/REAXYS Number:
605365
MDL number:
Assay:
≥99.8%
Grade:
ACS reagent
Bp:
153 °C (lit.)
Vapor pressure:
2.7 mmHg ( 20 °C)
grade
ACS reagent
Quality Segment
vapor density
2.5 (vs air)
vapor pressure
2.7 mmHg ( 20 °C)
assay
≥99.8%
form
liquid
autoignition temp.
833 °F
expl. lim.
15.2 %
dilution
(for analytical testing)
impurities
≤0.0005 meq/g Titr. acid, ≤0.003 meq/g Titr. base, ≤0.15% water
evapn. residue
≤0.005%
color
clear, APHA: ≤15
refractive index
n
pH
7 (20 °C, 200 g/L)
bp
153 °C (lit.)
mp
−61 °C (lit.)
density
0.944 g/mL (lit.)
SMILES string
[H]C(=O)N(C)C
InChI
1S/C3H7NO/c1-4(2)3-5/h3H,1-2H3
InChI key
ZMXDDKWLCZADIW-UHFFFAOYSA-N
General description
N, N-二甲基甲酰胺（DMF）是一种有机化合物，在有机合成中常用作试剂和溶剂。它在各种反应中起着多重作用，如甲酰化剂、脱水剂、还原剂以及催化剂。
Our premium ACS solvents are ideal for routine chemical synthesis, drying, purification, and critical labware cleaning. They meet or exceed the rigorous standards of the American Chemical Society (ACS), ensuring high-quality results for your research needs.
Premium ACS Solvents: Our solvents meet or exceed the stringent standards set by the American Chemical Society, ensuring high quality and reliability for your laboratory applications.
Replicable and Publishable Results: Designed for consistency, our solvents deliver results that can be reliably reproduced, making them ideal for research that requires publication.
Versatile Applications: Suitable for routine chemical synthesis, drying, purification, and critical labware cleaning, our solvents cater to a wide range of research needs in the laboratory.
Premium ACS Solvents: Our solvents meet or exceed the stringent standards set by the American Chemical Society, ensuring high quality and reliability for your laboratory applications.
Replicable and Publishable Results: Designed for consistency, our solvents deliver results that can be reliably reproduced, making them ideal for research that requires publication.
Versatile Applications: Suitable for routine chemical synthesis, drying, purification, and critical labware cleaning, our solvents cater to a wide range of research needs in the laboratory.
Application
DMF 可用作：
DMF 还可用于以下用途：
- 有机金属化合物的甲酰化剂。
- 反应物，通过与氯化氧磷的反应制备 Vilsmeier 试剂。
- 试剂，在叔丁醇钾环境下进行芳酰氯的胺化。
- 金属盐的还原剂，用于制备金属胶体。
- 催化剂，用于无保护碳水化合物的区域选择性硅基化。
DMF 还可用于以下用途：
- DMF-光气催化体系用于从乙醇制备烷基卤化物。
- DMF-POCl3 用于将无环和环烯化酮转化为 β-氯-α, β-不饱和醛。
- DMF-POCl3 用于从酰基苯胺合成喹啉-3-羧基。
- DMF-SOCl2 混合物用于将氧脱水成腈。
- DMF-Ag2O 将 α-溴丙酰胺转化为恶唑烷酮。
- DMF 在许多要求高溶解力的化学反应中经常用作溶剂。
多种疏水性有机化合物的溶剂。
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signalword
Danger
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Flam. Liq. 3 - Repr. 1B
存储类别
3 - Flammable liquids
wgk
WGK 2
flash_point_f
135.5 °F - closed cup
flash_point_c
57.5 °C - closed cup