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Merck
CN

31730

二乙胺

≥99.5% (GC), liquid, puriss. p.a.

别名:

N,N-Diethylamine, N-ethyl-ethanamine, DEA, Diethamine, Diethyl amine

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关于此项目

线性分子式:
(C2H5)2NH
化学文摘社编号:
分子量:
73.14
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352100
EC Number:
203-716-3
MDL number:
Beilstein/REAXYS Number:
605268
Assay:
≥99.5% (GC)
Form:
liquid
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产品名称

二乙胺, puriss. p.a., ≥99.5% (GC)

InChI key

HPNMFZURTQLUMO-UHFFFAOYSA-N

InChI

1S/C4H11N/c1-3-5-4-2/h5H,3-4H2,1-2H3

SMILES string

CCNCC

vapor density

2.5 (vs air)

vapor pressure

14.14 psi ( 55 °C), 180 mmHg ( 20 °C), 3.51 psi ( 20 °C)

grade

puriss. p.a.

assay

≥99.5% (GC)

form

liquid

autoignition temp.

594 °F

expl. lim.

10.1 %

impurities

≤0.1% water

evapn. residue

≤0.001%

Quality Level

refractive index

n20/D 1.386

bp

55 °C (lit.)

mp

−50 °C (lit.)

density

0.707 g/mL at 25 °C (lit.)

cation traces

Al: ≤0.5 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: ≤0.5 mg/kg, Ni: ≤0.02 mg/kg, Pb: ≤0.1 mg/kg, Sr: ≤0.1 mg/kg, Zn: ≤0.1 mg/kg

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General description

二乙胺是一种仲胺,用于生产农药、染料、橡胶、树脂和药品,作为溶剂、催化剂和防腐剂。

Application

二乙胺可用作:
  • 二酮与芳香醛串联 Knoevenagel-Michael 反应合成双二酮衍生物的催化剂。
  • 通过碘代苯胺和炔烃的 Sonogashira 交叉偶联合成 4-喹诺酮类药物的溶剂。
  • 苄基二烯丙基碘的去对称环化反应中的一个碱,通过分子内 Heck 反应合成亚甲基茚。
  • 合成硅铝磷酸盐(SAPO)分子筛的模板。

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Acute Tox. 4 Inhalation - Eye Dam. 1 - Flam. Liq. 2 - Skin Corr. 1A - STOT SE 3

target_organs

Respiratory system

存储类别

3 - Flammable liquids

wgk

WGK 1

flash_point_f

-14.8 °F - closed cup

flash_point_c

-26 °C - closed cup

ppe

Faceshields, Gloves, Goggles

法规信息

危险化学品
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