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Merck
모든 사진(2)

주요 문서

135364

Sigma-Aldrich

Diethyl oxalate

≥99%

동의어(들):

Diethyl ethanedioate, Ethyl oxalate

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About This Item

Linear Formula:
C2H5OCOCOOC2H5
CAS Number:
Molecular Weight:
146.14
Beilstein:
606350
EC Number:
MDL number:
UNSPSC 코드:
12352100
PubChem Substance ID:
NACRES:
NA.22

vapor density

5.03 (vs air)

Quality Level

vapor pressure

1 mmHg ( 47 °C)

분석

≥99%

양식

liquid

refractive index

n20/D 1.410 (lit.)

bp

185 °C (lit.)

mp

−41 °C (lit.)

solubility

alcohol: miscible
diethyl ether: miscible
organic solvents: miscible
water: partially soluble

density

1.076 g/mL at 25 °C (lit.)

작용기

ester

SMILES string

CCOC(=O)C(=O)OCC

InChI

1S/C6H10O4/c1-3-9-5(7)6(8)10-4-2/h3-4H2,1-2H3

InChI key

WYACBZDAHNBPPB-UHFFFAOYSA-N

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일반 설명

Diethyl oxalate undergoes transesterification with phenol in the liquid phase over very efficient MoO3/TiO2 solid-acid sol-gel catalysts to form diphenyl oxalate. It undergoes Claisen condensation with active methylene group of ketosteroids to form glyoxalyl derivatives. It undergoes hydrogenation in the presence of high copper contented mesoporous Cu/SBA-15 catalysts to yield ethylene glycol.

애플리케이션

Diethyl oxalate was used in microemulsion synthesis of ZnO nanoparticles. It was also used in the synthesis of sym-1,4-diphenyl-1,4-dihydro-1,2,4,5-polytetrazine.

픽토그램

Health hazardCorrosionExclamation mark

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B - STOT RE 2 Oral

표적 기관

Kidney

Storage Class Code

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

WGK

WGK 1

Flash Point (°F)

167.0 °F - closed cup

Flash Point (°C)

75 °C - closed cup

개인 보호 장비

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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문서 라이브러리 방문

Comparison of two novel solution-based routes for the synthesis of equiaxed ZnO nanoparticles.
Elen K, et al.
Journal of Nanomaterials, 2011, 18-18 (2011)
Diethyl oxalate as new reagent for spectrophotometric determination of ketosteroids.
S Görög
Analytical chemistry, 42(6), 560-563 (1970-05-01)
Novel macromolecules containing sym-tetrazine rings and their subsequent reactions through click modifications.
Sayed RA and Wiggins JS.
Polymer Preprints (American Chemical Society, Division of Polymer Chemistry), 49(1), 188-188 (2008)
W W Monafo et al.
Surgery, 80(4), 465-473 (1976-10-01)
The wounds of 60 burned patients were treated topically with cerium nitrate, which was applied either as a cream or in aqueous solution. Cerium nitrate has a potent antiseptic effect in human burn wounds, especially against gram negative bacteria and
One pot synthesis of ultra-high copper contented Cu/SBA-15 material as excellent catalyst in the hydrogenation of dimethyl oxalate to ethylene glycol.
Guo X, et al.
Catalysis Letters, 132(1-2), 22-27 (2009)

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