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모든 사진(6)

Key Documents

D27802

Sigma-Aldrich

1,4-Diazabicyclo[2.2.2]octane

greener alternative

ReagentPlus®, ≥99%

동의어(들):

TED, Triethylenediamine

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About This Item

실험식(Hill 표기법):
C6H12N2
CAS Number:
Molecular Weight:
112.17
Beilstein:
103618
EC Number:
MDL number:
UNSPSC 코드:
12352100
PubChem Substance ID:
NACRES:
NA.21

vapor pressure

2.9 mmHg ( 50 °C)

Quality Level

제품 라인

ReagentPlus®

분석

≥99%

형태

crystals

환경친화적 대안 제품 특성

Catalysis
Learn more about the Principles of Green Chemistry.

sustainability

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refractive index

n20/D 1.4634 (lit.)

mp

156-159 °C (lit.)

density

1.02 g/mL at 25 °C (lit.)

환경친화적 대안 카테고리

SMILES string

N12CCN(CC2)CC1

InChI

1S/C6H12N2/c1-2-8-5-3-7(1)4-6-8/h1-6H2

InChI key

IMNIMPAHZVJRPE-UHFFFAOYSA-N

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일반 설명

1,4-Diazabicyclo[2.2.2]octane (DABCO) is a bicyclic compound used as a strong base and catalyst in organic synthesis.

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1,4-Diazabicyclo[2.2.2]octane (DABCO, triethylenediamine), a caged tertiary diamine, is a commonly used strong hindered amine base in chemical synthesis. It can also be employed as a complexing ligand and as a catalyst. Its gas-phase electronic absorption spectrum, vibrational spectra, multiphoton ionization (MPI), and two-photon fluorescence excitation (TPFE) spectra have been recorded and analyzed. Proton magnetic resonance (PMR) studies of DABCO in solid state were conducted in order to determine its line width, second moment, and spin-lattice relaxation time.

애플리케이션

1,4-Diazabicyclo[2.2.2]octane (DABCO) may be used in the synthesis of isoxazole derivatives via dehydration of primary nitro compounds in the presence of dipolarophiles. DABCO may be used in the preparation of the following:
  • DABCO bis(perhydrate)
  • DABCO monohydrate
  • DABCO hexahydrate

법적 정보

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

픽토그램

FlameCorrosionExclamation mark

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Sol. 1 - Skin Irrit. 2

Storage Class Code

4.1B - Flammable solid hazardous materials

WGK

WGK 1

Flash Point (°F)

144.0 °F - closed cup

Flash Point (°C)

62.2 °C - closed cup

개인 보호 장비

Eyeshields, Gloves, type P3 (EN 143) respirator cartridges


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시험 성적서(COA)

Lot/Batch Number

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문서 라이브러리 방문

Experimental vibrational spectra and computational study of 1,4-diazabicyclo [2.2.2] octane.
Kovalenko VI, et al.
Journal of Molecular Structure, 1028, 134-140 (2012)
1,4-Diazabicyclo [2.2.2] octane (DABCO) as an Efficient Reagent for the Synthesis of Isoxazole Derivatives from Primary Nitro Compounds and Dipolarophiles: The Role of the Base.
Cecchi L, et al.
European Journal of Organic Chemistry, 2006(21), 4852-4860 (2006)
Structure and Intramolecular Motions in Triethylenediamine as Studied by Gas Electron Diffraction.
Yokozeki A and Kuchitsu K.
Bulletin of the Chemical Society of Japan, 44(1), 72-77 (1971)
Multiphoton ionization and two-photon fluorescence excitation spectroscopy of triethylenediamine.
Parker DH and Avouris P.
J. Chem. Phys., 71(3), 1241-1246 (1979)
Proton Magnetic Resonance Studies of Solid Triethylenediamine-Molecular Structure and Motions.
Smith GW.
J. Chem. Phys., 43(12), 4325-4336 (1965)

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