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Merck
CN

154806

Sigma-Aldrich

N,N-二甲基乙酰胺

spectrophotometric grade, ≥99%

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About This Item

线性分子式:
CH3CON(CH3)2
CAS号:
分子量:
87.12
Beilstein:
1737614
EC 号:
MDL编号:
UNSPSC代码:
12352111
PubChem化学物质编号:
NACRES:
NA.21
等级:
spectrophotometric grade
方案:
≥99%
技术:
UV/Vis spectroscopy: suitable
沸点:
164.5-166 °C (lit.)
蒸汽压:
2 mmHg ( 25 °C)
4 mmHg ( 38 °C)

等级

spectrophotometric grade

质量水平

蒸汽密度

3 (vs air)

蒸汽压

2 mmHg ( 25 °C)
4 mmHg ( 38 °C)

方案

≥99%

表单

liquid

自燃温度

914 °F

expl. lim.

1.8 %, 100 °F
11.5 %, 160 °F

技术

UV/Vis spectroscopy: suitable

杂质

<0.050% water

蒸发残留物

<0.001%

折射率

n20/D 1.437 (lit.)

pH值(酸碱度)

4 (20 °C, 200 g/L)

沸点

164.5-166 °C (lit.)

mp

−20 °C (lit.)

密度

0.937 g/mL at 25 °C (lit.)

λ

H2O reference

紫外吸收

λ: 270 nm Amax: 1.00
λ: 280 nm Amax: 0.30
λ: 290 nm Amax: 0.15
λ: 310 nm Amax: 0.05
λ: 320 nm Amax: 0.03
λ: 360-400 nm Amax: 0.01

SMILES字符串

CN(C)C(C)=O

InChI

1S/C4H9NO/c1-4(6)5(2)3/h1-3H3

InChI key

FXHOOIRPVKKKFG-UHFFFAOYSA-N

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一般描述

N,N-Dimethylacetamide (DMAc) is widely used to compose solvent mixtures for cellulose. Static and dynamic light scattering studies of cellulose dissolved in varying concentrations of DMAc/LiCl mixtures have been reported.

应用

N,N-Dimethylacetamide have been used as solvent in the preparation of nanocomposite materials, comprising of cellulose and hydroxyapatite, using microwave-assisted method. It has also been used as a solvent for poly(ether imides), which can be used to coat magnesium alloys, in order to prevent corrosion.

象形图

Health hazardExclamation mark

警示用语:

Danger

危险分类

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Repr. 1B

储存分类代码

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 2

闪点(°F)

147.2 °F - closed cup

闪点(°C)

64 °C - closed cup


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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访问文档库

Rapid microwave-assisted synthesis and characterization of cellulose-hydroxyapatite nanocomposites in N, N-dimethylacetamide solvent
Ma M-G, et al.
Carbohydrate Research, 345(8), 1046-1050 (2010)
Corrosion protection of magnesium alloy AZ31 by coating with poly (ether imides)(PEI)
Scharnagl.N, et al.
Surface and Coatings Technology, 203(10), 1423-1428 (2009)
Solutions of cellulose in N, N-dimethylacetamide/lithium chloride studied by light scattering methods.
Roder T, et al.
Polymer, 42(16), 6765-6773 (2001)
Tony Reid et al.
The Lancet. Oncology, 16(9), 1133-1142 (2015-08-25)
Epigenetic alterations have been strongly associated with tumour formation and resistance to chemotherapeutic drugs, and epigenetic modifications are an attractive target in cancer research. RRx-001 is activated by hypoxia and induces the generation of reactive oxygen and nitrogen species that
Jingshuai Yang et al.
ChemSusChem, 6(2), 275-282 (2013-01-11)
Covalently cross-linked polymer membranes were fabricated from poly(aryl sulfone benzimidazole) (SO(2)PBI) and poly(vinylbenzyl chloride) (PVBCl) as electrolytes for high-temperature proton-exchange-membrane fuel cells. The cross-linking imparted organo insolubility and chemical stability against radical attack to the otherwise flexible SO(2)PBI membranes. Steady

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