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Merck
모든 사진(2)

Key Documents

372889

Sigma-Aldrich

1,3-Diethyl-1,3-diphenylurea

99%

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About This Item

Linear Formula:
[C6H5N(C2H5)]2CO
CAS Number:
Molecular Weight:
268.35
EC Number:
MDL number:
UNSPSC 코드:
12352100
PubChem Substance ID:
NACRES:
NA.22

vapor density

9.3 (vs air)

Quality Level

분석

99%

형태

solid

mp

73-75 °C (lit.)

solubility

acetone: soluble(lit.)
benzene: soluble(lit.)
ethanol: soluble(lit.)
water: insoluble(lit.)

작용기

amine

SMILES string

CCN(C(=O)N(CC)c1ccccc1)c2ccccc2

InChI

1S/C17H20N2O/c1-3-18(15-11-7-5-8-12-15)17(20)19(4-2)16-13-9-6-10-14-16/h5-14H,3-4H2,1-2H3

InChI key

PZIMIYVOZBTARW-UHFFFAOYSA-N

유전자 정보

human ... EPHX2(2053)
mouse ... Ephx2(13850)

일반 설명

1,3-Diethyl-1,3-diphenylurea is a symmetrical derivative of urea.1 1,3-Diethyl-1,3-diphenylurea is a commonly employed as stabilizer in double-base propellants. Molecule of 1,3-diethyl-1,3-diphenylurea exhibits non-crystallographic C2 symmetry. Photochemically induced fluorescence (PIF) studies of 1,3-diethyl-1,3-diphenylurea as stabilizer has been reported . 1,3-Diethyl-l,3-diphenylurea (Ethylcentralite or EC) has been reported as propellant stabilizer degradation derivative. Effect of ethyl centralite on a cyclotrimethylenetrinitramine (RDX)-based polymer-bonded explosive (PBX) has been reported.

픽토그램

Exclamation mark

신호어

Warning

유해 및 위험 성명서

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 3

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point (°F)

302.0 °F - closed cup

Flash Point (°C)

150 °C - closed cup


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문서 라이브러리 방문

Richard Betz et al.
Acta crystallographica. Section E, Structure reports online, 67(Pt 4), o827-o827 (2011-07-15)
The mol-ecule of the title compound, C(17)H(20)N(2)O, a symmetrical derivative of urea, shows non-crystallographic C(2) symmetry. Inter-action with the aromatic system of the phenyl substituents as well as amide-type resonance is responsible for the marked planarization of the coordination environments
Chemical Desensitization of Explosives. Part 1. Effect of Ethyl Centralite on the Properties of an RDX-Based PBX.
Padfield J, et al.
Journal of Energetic Materials, 32(2), 106-116 (2014)
Synthetic Procedures Yielding Targeted Nitro and Nitroso Derivatives of the Propellant Stabilisers Diphenylamine, N-Methyl-4-nitroaniline, and N, N'-Diethyl-N, N'-diphenylurea.
Elliot MS, et al.
Propellants, Explosives, Pyrotechnics, 25(1), 31-36 (2000)
Colby E Ott et al.
Journal of forensic sciences, 65(6), 1935-1944 (2020-08-26)
The increasing demand for rapid methods to identify both inorganic and organic gunshot residues (IGSR and OGSR) makes electrochemical methods, an attractive screening tool to modernize current practice. Our research group has previously demonstrated that electrochemical screening of GSR samples
Alireza Farokhcheh et al.
Forensic science international, 240, 35-40 (2014-05-06)
The photochemically induced fluorescence (PIF) studies of 1,3-diethyl-1,3-diphenylurea or ethyl centralite (EC) as stabilizer have been carried out under various conditions. Influences of solvent type (water, methanol, acetonitrile and chloroform), oxygen dependence and UV irradiation time on the spectroscopic properties

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