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Merck

33120

N,N-二甲基甲酰胺

puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.8% (GC)

同義詞:

DMF, NSC 5356

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關於此項目

線性公式:
HCON(CH3)2
CAS 編號:
分子量::
73.09
Beilstein:
605365
EC號碼:
MDL號碼:
分類程式碼代碼:
12352111
PubChem物質ID:
NACRES:
NA.21
Bp:
152-154 °C
153 °C (lit.)

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等級

ACS reagent
puriss. p.a.

品質等級

agency

reag. Ph. Eur.

蒸汽密度

2.5 (vs air)

蒸汽壓力

2.7 mmHg ( 20 °C)

化驗

≥99.8% (GC)

形狀

liquid

自燃溫度

833 °F

expl. lim.

15.2 %

技術

GC/GC: suitable

雜質

≤0.003% free acid (as CH3COOH)
≤0.005% free alkali (as NH3)
≤0.005% non-volatile matter
≤0.1% water (Karl Fischer)

顏色

APHA: ≤15

折射率

n20/D 1.4290-1.4310
n20/D 1.430 (lit.)

pH值

7 (20 °C, 200 g/L)

bp

152-154 °C
153 °C (lit.)

mp

−61 °C (lit.)

密度

0.948-0.950 g/mL at 20 °C
0.944 g/mL (lit.)

正離子痕跡

Al: ≤0.5 mg/kg
B: ≤0.02 mg/kg
Ba: ≤0.1 mg/kg
Bi: ≤0.1 mg/kg
Ca: ≤0.5 mg/kg
Cd: ≤0.05 mg/kg
Co: ≤0.02 mg/kg
Cr: ≤0.02 mg/kg
Cu: ≤0.02 mg/kg
Fe: ≤0.1 mg/kg
K: ≤0.5 mg/kg
Li: ≥0.1 mg/kg
Mg: ≤0.1 mg/kg
Mn: ≤0.02 mg/kg
Mo: ≤0.1 mg/kg
Na: ≤1 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.1 mg/kg
Sn: ≤0.1 mg/kg
Sr: ≤0.1 mg/kg
Zn: ≤0.1 mg/kg

SMILES 字串

[H]C(=O)N(C)C

InChI

1S/C3H7NO/c1-4(2)3-5/h3H,1-2H3

InChI 密鑰

ZMXDDKWLCZADIW-UHFFFAOYSA-N

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本產品
33120-M319937227056
Quality Level

200

Quality Level

100

Quality Level

200

Quality Level

300

assay

≥99.8% (GC)

assay

≥99.8% (GC)

assay

≥99.8%

assay

99.8%

grade

ACS reagent, puriss. p.a.

grade

ACS reagent, puriss. p.a.

grade

ACS reagent

grade

anhydrous

form

liquid

form

liquid

form

liquid

form

liquid

impurities

≤0.003% free acid (as CH3COOH), ≤0.005% non-volatile matter, ≤0.005% free alkali (as NH3), ≤0.1% water (Karl Fischer)

impurities

≤0.001% non-volatile matter, ≤0.003% free acid (as CH3COOH), ≤0.005% free alkali (as NH3), ≤0.1% water (Karl Fischer)

impurities

≤0.0005 meq/g Titr. acid, ≤0.003 meq/g Titr. base, ≤0.15% water

impurities

<0.005% water

autoignition temp.

833 °F

autoignition temp.

833 °F

autoignition temp.

833 °F

autoignition temp.

833 °F

一般說明

N,N -二甲基甲酰胺 (DMF) 通常用作各种有机反应的溶剂。DMF 是从植物组织中分离叶绿素的有效溶剂。[1]它是有机合成中广泛使用的试剂。它在溶剂、脱水剂、还原剂、催化剂等多种反应中起作用。它是合成以 O,-CO,-NMe 2 ,-CONMe 2 ,-Me,-CHO 为官能团的化合物的多功能构件。[2]

應用

N,N -二甲基甲酰胺 (DMF) 可用作以下研究的溶剂:
  • 黄瓜子叶完整组织中提取含叶绿素的色素。[3]
  • 从单细胞海藻细胞培养物中分离叶绿素 a 。4
  • 作为还原剂和溶剂制备 Au@Ag 核壳纳米晶体。[4]
多种疏水性有机化合物的溶剂。

包裝

PE瓶也有2.5 L

其他說明

货号为33120-4X2.5L-M 的产品即将停产。请订购33120-2.5L-M单瓶装,因为其物理参数与上述产品本质相同。
货号33120-4X2.5L-R的产品即将停产。请订购33120-2.5L-R单瓶装,因为其具体参数与上述产品本质相同。
货号33120-6X1L-M的产品即将停产。请订购33120-1L-M单瓶装,因为其物理参数与上述产品本质相同。
货号33120-6X1L-R的产品即将停产。请订购33120-1L-R单瓶装,因为其具体参数与上述产品本质相同。

訊號詞

Danger

危險分類

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Flam. Liq. 3 - Repr. 1B

儲存類別代碼

3 - Flammable liquids

水污染物質分類(WGK)

WGK 2

閃點(°F)

135.5 °F - closed cup

閃點(°C)

57.5 °C - closed cup


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存取文件庫

Shape-dependent evolution of Au@ Ag core- shell nanocrystals by PVP-assisted N,N-dimethylformamide reduction.
Tsuji M, et al.
Crystal Growth & Design, 8(7), 2528-2536 (2008)
R Moran et al.
Plant physiology, 65(3), 478-479 (1980-03-01)
Photosynthetic pigments from etiolated cucumber (Cucumis sativus var. Beit Alpha improved, Hazera Co., Gedera) cotyledons were extracted by direct immersion of the intact cotyledons into the solvent N,N-dimethylformamide (DMF). The solvent is especially efficient when pigment concentration is low; time
W P Inskeep et al.
Plant physiology, 77(2), 483-485 (1985-02-01)
We found inconsistencies in the commonly used data for chlorophyll analysis in 80% acetone. Recently developed extinction coefficients for chlorophyll b in N,N-dimethylformamide (DMF) based on values from 80% acetone are low as a result of these inconsistencies. We determined
Kun Liu et al.
Nanoscale, 4(20), 6574-6580 (2012-09-15)
Studies on the self-assembly of metal nanoparticles (NPs) in the presence of ions are motivated by the biosensing applications of NP clusters and the capability to control the morphology of clusters of oppositely charged NPs. The effect of ions has
L Piazza et al.
Nature communications, 6, 6407-6407 (2015-03-03)
Surface plasmon polaritons can confine electromagnetic fields in subwavelength spaces and are of interest for photonics, optical data storage devices and biosensing applications. In analogy to photons, they exhibit wave-particle duality, whose different aspects have recently been observed in separate

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