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100-10-7 - 4-Dimethylaminobenzaldehyde, 98% - Ehrlich's Reagent - A11712 - Alfa Aesar

A11712 4-Dimethylaminobenzaldehyde, 98%

Numéro CAS
100-10-7
Synonymes
Ehrlich's Reagent

Dimensions Prix ($) Quantité Disponibilité
100g 38,10
500g 126,00
2500g 467,00
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4-Dimethylaminobenzaldehyde, 98%

MDL
MFCD00003381
EINECS
202-819-0

Propriétés chimiques

Formule
C9H11NO
Poids formulaire
149.19
Point de fusion
73-75°
Point d'ébullition
176-177°/17mm
Point d'éclair
164°(327°F)
Sensibilité
Air & Light Sensitive
Solubilité
Soluble in alcohol, ether, chloroform, acetic acid. Insoluble in water.

Applications

4-Dimethylaminobenzaldehyde is used to prepare colorful Schiff base adducts with amines, pyrroles and indoles. It is often used in the Ehrlich reaction, test for the presence of indoles in a sample containing alkaloids and determination of hydrazine.

Notes

Light sensitive. Stable at room temperature.

Références bibliographiques

Reagent for determination of amino acids and peptides.

Color reagent for pyrroles and amines: J. Am. Chem. Soc., 86, 2441 (1964); F. Feigl, Spot Tests, vol. 2, Elsevier, Amsterdam (1954), p. 198.

Reagent for conversion of Grignard reagents to the corresponding aldehydes via the carbinol which is cleaved by an aryldiazonium salt to give the aldehyde and the 4-(dimethylamino)azo compound: J. Org. Chem., 25, 1691 (1960); 27, 279 (1962); Org. Synth. Coll., 5, 46 (1973).

Mariana, R.; Alejandro, D. S.; Juan, M. A.; Diego M. G.; Aída B. A. Ab-initio and DFT calculations on molecular structure, NBO, HOMO-LUMO study and a new vibrational analysis of 4-(Dimethylamino)Benzaldehyde. Spectrochim. Acta, Part A 2015, 136, 635-643.

Francesca, N.; Simona, F.; Elena, C.; Elisa, T.; Nicola, C.; Piero, M. Stabilization through p-dimethylaminobenzaldehyde of a new NLO-active phase of [E-4-(4-dimethylaminostyryl)-1-methylpyridinium]iodide: synthesis, structural characterization and theoretical investigation of its electronic properties. J. Mater. Chem. 2010, 20 (36), 7652-7660.

Mentions de danger et de prudence du SGH

Mentions de danger (UE): H302-H315-H319-H335

Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Mentions de prudence: P261-P280-P305+P351+P338-P304+P340-P362-P301+P312-P312-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Take off contaminated clothing and wash before reuse. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Autres références

Merck
14,3230
Beilstein
606802
Code tarifaire harmonisé
2922.39
TSCA
Yes
RTECS
CU5775000

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