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2032-35-1 - Bromoacetaldehyde diethyl acetal, 97% - 2-Bromo-1,1-diethoxyethane - A13276 - Alfa Aesar

A13276 Bromoacetaldehyde diethyl acetal, 97%

Codice CAS
2032-35-1
Sinonimi
2-Bromo-1,1-diethoxyethane

Dimensioni Prezzo ($) Quantità Disponibilità
100g 26,50
500g 87,80
2500g 342,00
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Bromoacetaldehyde diethyl acetal, 97%

MDL
MFCD00000214
EINECS
217-989-1

Proprietà chimiche

Formula
C6H13BrO2
Peso formula
197.08
Punto di ebollizione
66-67°/18mm
Punto di infiammabilità
61°(142°F)
Densità
1.270
Indice di rifrazione
1.4390
Sensibilità
Moisture Sensitive
Solubilità
It is immiscible with water.

Applicazioni

Bromoacetaldehyde diethyl acetal, is used as a synthetic building block. It is mainly used for synthesis of antibiotics such as erythromycin and cephalosporins and to other drugs. It also can be used as pharmaceutical intermediates. Besides, this chemical can be used to pruduce drugs such as methylthio imidazole, chlorpheniramine and others for thyroid. It also acts as a Useful intermediate for the preparation of other ?-heterosubstituted acetaldehyde acetals.

Note

Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Recommended storage temperature 2 - 8°C. Protect from frost, heat and sunlight. Stable under recommended storage conditions. Keep away from Strong oxidizing agents, Acids. Moisture Sensitive.

Letteratura

G Lu.; YM Li.; XS Li.; ASC Chan. Synthesis and application of new chiral catalysts for asymmetric alkynylation reactions. journal of molecular evolution.1997, 44,(3), 237 -241.

WP McCann.; LM Hall.; WK Nonidez. Preparation, titration, and storage of chloroacetaldehyde for fluorometric determination of adenine and its derivatives. Analytical Chemistry.1983, 55,(8), 1454-1455.

Useful intermediate for the preparation of other ɑ-heterosubstituted acetaldehyde acetals, e.g. the corresponding thiol by reaction with sodium polysulfide and reductive cleavage with Na in liquid ammonia: Org. Synth. Coll., 4, 295 (1963).

Precursor of the easily-polymerized ketene diethyl acetal, by dehydrobromination with KO-t-Bu: Org. Synth. Coll., 3, 506 (1965).

Rischio GHS e dichiarazioni precauzionali

Dichiarazioni di rischio (UE): H301-H330-H315-H319-H335-H227

Toxic if swallowed. Fatal if inhaled. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. Combustible liquid.

Dichiarazioni precauzionali: P210-P260-P284-P301+P310-P304+P340-P305+P351+P338-P320-P330-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Do not breathe dust/fume/gas/mist/vapours/spray. Wear respiratory protection. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Specific treatment is urgent (see label). Rinse mouth. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Altri riferimenti

Beilstein
635754
Classe di rischio
6.1
Gruppo di imballaggio
II
Codice tariffe armonizzato
2911.00
TSCA
Yes

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