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269522

Sigma-Aldrich

N-(4-Ethoxybenzylidene)-4-butylaniline

98%

Synonym(s):

4-Butyl-N-(4-ethoxybenzylidene)aniline, EBBA

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About This Item

Linear Formula:
CH3(CH2)3C6H4N=CHC6H4OC2H5
CAS Number:
29743-08-6
Molecular Weight:
281.39
EC Number:
249-821-8
MDL number:
MFCD00009465
UNSPSC Code:
12352103
PubChem Substance ID:
24856332
NACRES:
NA.23

assay

98%

form

liquid crystal

mp

38-44 °C (lit.)

SMILES string

CCCCc1ccc(cc1)\N=C\c2ccc(OCC)cc2

InChI

1S/C19H23NO/c1-3-5-6-16-7-11-18(12-8-16)20-15-17-9-13-19(14-10-17)21-4-2/h7-15H,3-6H2,1-2H3/b20-15+

InChI key

DBOAVDSSZWDGTH-HMMYKYKNSA-N

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

235.4 °F - closed cup

flash_point_c

113 °C - closed cup

ppe

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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K J Franklin et al.
International journal of hyperthermia : the official journal of European Society for Hyperthermic Oncology, North American Hyperthermia Group, 8(2), 253-262 (1992-03-01)
A temperature probe based on the magnetic resonance properties of an encapsulated liquid crystal has been investigated. Large changes in magnetic resonance signals occur as the liquid crystal undergoes a phase transition from an anisotropic (nematic) state to the isotropic
Bibhuti B Das et al.
Solid state nuclear magnetic resonance, 33(3), 57-63 (2008-04-15)
An improved pulse sequence for SLF experiments based on the magic sandwich (MS) scheme for homo-nuclear dipolar decoupling is proposed. The sequence incorporates a double MS, both on I and S spins and has been named as EXE-MS2. The proposed
D Wróbel
Biophysical chemistry, 26(1), 91-99 (1987-04-01)
The resonance Raman (RR) spectra of chlorophyll (Chl) a, Chl b and pheophytin a dissolved in a liquid-crystalline MBBA + EBBA mixture were measured. The RR frequencies of chlorophylls in the liquid crystal (LC) are compared with those of solutions

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