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Reichardt’s dye

Catalog No. 272442 Name Sigma Aldrich
CAS Number 10081-39-7 Website http://www.sigmaaldrich.com
M. F. C41H29NO Telephone 1-800-521-8956
M. W. 551.67506 Fax
Purity Email
Storage Chembase ID: 156212

SYNONYMS

IUPAC name
1-(4-oxido-3,5-diphenylphenyl)-2,4,6-triphenyl-1λ5-pyridin-1-ylium
IUPAC Traditional name
1-(4-oxido-3,5-diphenylphenyl)-2,4,6-triphenyl-1λ5-pyridin-1-ylium
Synonyms
2,6-Diphenyl-4-(2,4,6-triphenyl-1-pyridinio)phenolate
2,6-Diphenyl-4-(2,4,6-triphenylpyridinio)phenolate

DATABASE IDS

Beilstein Number 1444580
MDL Number MFCD00013355
PubChem SID 24856472
CAS Number 10081-39-7

PROPERTIES

Compostion Dye content, 90%
Empirical Formula (Hill Notation) C41H29NO
Absorption Wavelength λmax 306 nm
Absorption Wavelength λmax 551 nm (2nd)
Melting Point 271-275 °C(lit.)
MSDS Link Download
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
German water hazard class 3

DETAILS

Description (English)
Packaging
1 g in glass bottle
250 mg in glass bottle
Application
Solvatochromic betaine dye for determination of solvent polarity.1,2
Description (简体中文)
包装
1 g in glass bottle
250 mg in glass bottle
Application
Solvatochromic betaine dye for determination of solvent polarity.1,2

REFERENCES