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

A13276 Bromoacetaldehyde diethyl acetal, 97%

Numéro CAS
2032-35-1
Synonymes
2-Bromo-1,1-diethoxyethane

Dimensions Prix ($) Quantité Disponibilité
100g 25,20
500g 84,26
2500g 305,10
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Bromoacetaldehyde diethyl acetal, 97%

MDL
MFCD00000214
EINECS
217-989-1

Propriétés chimiques

Formule
C6H13BrO2
Poids formulaire
197.08
Point d'ébullition
66-67°/18mm
Point d'éclair
61°(142°F)
Densité
1.270
Indice de réfraction
1.4390
Sensibilité
Moisture Sensitive
Solubilité
It is immiscible with water.

Applications

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.

Notes

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.

Références bibliographiques

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).

Mentions de danger et de prudence du SGH

Mentions de danger (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.

Mentions de prudence: 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.

Autres références

Beilstein
635754
Classe de danger
6.1
Groupe d'emballage
II
Code tarifaire harmonisé
2911.00
TSCA
Yes

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Catalyseurs

Analytique et matériel de laboratoire