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685-87-0 - Diethyl bromomalonate, 90+% - Bromomalonic acid diethyl ester - A10965 - Alfa Aesar

A10965 Diethyl bromomalonate, 90+%

Codice CAS
685-87-0
Sinonimi
Bromomalonic acid diethyl ester

Dimensioni Prezzo ($) Quantità Disponibilità
25g 26,06
50g 39,04
250g 141,13
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Diethyl bromomalonate, 90+%

MDL
MFCD00009138
EINECS
211-683-1

Proprietà chimiche

Formula
BrCH(CO2CH2CH3)2
Peso formula
239.07
Punto di ebollizione
233-235°
Punto di infiammabilità
111°(231°F)
Densità
1.402
Indice di rifrazione
1.4550
Solubilità
Does not mix well with water.

Applicazioni

Diethyl bromomalonate is used in perfumes. It is also used to synthesize other compounds such as barbiturates, artificial flavorings, vitamin B1, and vitamin B6.

Note

Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Containers which are opened must be carefully resealed and kept upright to prevent leakage. Store at room temperature. Incompatible with strong oxidizing agents and strong bases.

Letteratura

Gregory Socrates Coumbarides.; Marco Dingjan.; Jason Eames.; Neluka Weerasooriya. Investigations into the Bromination of Substituted Phenols using Diethyl Bromomalonate and Diethyl Dibromomalonate. Bulletin of the Chemical Society of Japan. 2001, 74, (1), 179-180.

Ru-Fang Peng.; Guan-Wu Wang.; Ye-Bing Shen.; Yu-Jin Li.; Ting-Hu Zhang.; You-Cheng Liu.;Yasujiro Murata.; Koichi Komatsu. Solvent-Free Reactions of Fullerenes with Diethyl Bromomalonate in the Presence of Inorganic Bases Under High-Speed Vibration Milling Conditions. Synthetic Communications: An International Journal for Rapid Communication of Synthetic Organic Chemistry. 2004, 34, (11), 2117-2126.

In the presence of 1,8-Diazabicyclo[5.4.0]undec-7-ene, A12449, and CuBr2, reacts with styrenes or alkenes with electron-withdrawing groups to give 2-substituted cyclopropane-1,1-dicarboxylate esters: Bull. Chem. Soc. Jpn., 55, 2687 (1982).

Condenses with substituted o-hydroxyacetophenones in a convenient synthesis of 2-aryl-3(2H)-benzofuranones: Synth. Commun., 23, 961 (1993):

Rischio GHS e dichiarazioni precauzionali

Dichiarazioni di rischio (UE): H314-H318

Causes severe skin burns and eye damage. Causes serious eye damage.

Dichiarazioni precauzionali: P260-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310-P363-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Immediately call a POISON CENTER or doctor/physician. Wash contaminated clothing before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Altri riferimenti

Beilstein
509768
Classe di rischio
8
Gruppo di imballaggio
II
Codice tariffe armonizzato
2917.19
TSCA
Yes

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