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Merck
CN

278882

Sigma-Aldrich

1,1-二甲基-2-硒脲

97%

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别名:
1,1-Dimethylselenourea, N,N-Dimethylselenourea
线性分子式:
(CH3)2NC(Se)NH2
CAS号:
分子量:
151.07
EC 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.22

质量水平

检测方案

97%

mp

172-174 °C (lit.)

储存温度

2-8°C

SMILES字符串

CN(C)C(N)=[Se]

InChI

1S/C3H8N2Se/c1-5(2)3(4)6/h1-2H3,(H2,4,6)

InChI key

NRTHBQJARHPPAU-UHFFFAOYSA-N

一般描述

One-electron oxidation of 1,1-dimethyl-2-selenourea (1,1′-dimethyl-2-selenourea) by hydroxyl radicals, one-electron-specific oxidants, was studied using pulse radiolysis technique.

应用

1,1-Dimethyl-2-selenourea was used as precursor to synthesize CdSe quantum dots in aqueous solution under simultaneous illumination with a diode-pumped solid state green laser and a Xe-Hg lamp.

警示用语:

Danger

危险分类

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

法规信息

危险化学品

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Yang-Wei Lin et al.
Journal of nanoscience and nanotechnology, 6(4), 1092-1100 (2006-06-02)
This paper describes the synthesis of highly water-soluble and fluorescent core-shell-shell silica-CdSe/CdS-silica nanoparticles (CSS silica-QDs-silica NPs). We used cadmium nitrate and 1,1-dimethyl-2-selenourea precursors to synthesize CdSe quantum dots (QDs) in aqueous solution under simultaneous illumination with a diode-pumped solid state
Pulse and ?-radiolysis studies on aqueous solution of 1, 1'-dimethyl-2-selenourea.
Mishra BB, et al.
Radiation Physics and Chemistry, 77(2), 125-130 (2008)

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