39255
4-二甲基氨基-4′-硝基苯乙烯
≥99.8% (T)
别名:
N,N-Dimethyl-4′-nitro-4-stilbenamine, DANS
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关于此项目
线性分子式:
(CH3)2NC6H4CH=CHC6H4NO2
化学文摘社编号:
分子量:
268.31
UNSPSC Code:
12352108
NACRES:
NA.32
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
1379389
Quality Segment
assay
≥99.8% (T)
form
solid
mp
256-259 °C
fluorescence
λex 500 nm; λem ~700 nm in methylene chloride
SMILES string
CN(C)c1ccc(\C=C\c2ccc(cc2)[N+]([O-])=O)cc1
InChI
1S/C16H16N2O2/c1-17(2)15-9-5-13(6-10-15)3-4-14-7-11-16(12-8-14)18(19)20/h3-12H,1-2H3/b4-3+
InChI key
NVLSIZITFJRWPY-ONEGZZNKSA-N
Application
4-Dimethylamino-4′-nitrostilbene (DANS, DMANS) may be used as a proton/acid indicator and physical chemistry probe to study state energy and photoexcitation dynamics of molecules.
Other Notes
Standard for the correction of emission of fluorescence spectrometers
警示词
Warning
危险代码
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官
Respiratory system
存储类别
11 - Combustible Solids
怎么回事？
WGK 3
闪点 (F)
Not applicable
闪点 (°C)
Not applicable
PPE（个人防护设备）
dust mask type N95 (US), Eyeshields, Gloves