产品说明
应用
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.
包装
500 mg in glass bottle
其他说明
Standard for the correction of emission of fluorescence spectrometers
基本信息
线性分子式 | (CH3)2NC6H4CH=CHC6H4NO2 |
分子量 | 268.31 |
Beilstein | 1379389 |
MDL编号 | MFCD00041877 |
PubChem化学物质编号 | 57649889 |
NACRES | NA.32 |
产品性质
测定 | ≥99.8% (T) |
mp | 256-259 ℃ (lit.) 256-259 ℃ |
荧光 | 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 |
安全信息
象形图 | |
警示用语: | Warning |
危险声明 | H315 - H319 - H335 |
预防措施声明 | P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338 |
危险分类 | Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3 |
靶器官 | Respiratory system |
储存分类代码 | 11 - Combustible Solids |
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, Gloves |
Sigma-Aldrich