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

A13276 Bromoacetaldehyde diethyl acetal, 97%

CAS-Nummer
2032-35-1
Synonyme
2-Bromo-1,1-diethoxyethane

Größe Preis ($) Menge Verfügbarkeit
100g 26,50
500g 87,80
2500g 342,00
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Bromoacetaldehyde diethyl acetal, 97%

MDL
MFCD00000214
EINECS
217-989-1

Chemische Eigenschaften

Formel
C6H13BrO2
Molmasse
197.08
Siedepunkt
66-67°/18mm
Flammpunkt
61°(142°F)
Dichte
1.270
Brechungsindex
1.4390
Sensitivität
Moisture Sensitive
Löslichkeit
It is immiscible with water.

Anwendungen

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.

Bemerkungen

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.

Literaturverweise

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).

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H227-H301-H330-H315-H319-H335

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

Sicherheitshinweise: P210u-P260-P284-P301+P310a-P304+P340-P305+P351+P338-P320-P330-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear respiratory protection. IF SWALLOWED: 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.

Weitere Referenzen

Beilstein
635754
Gefahrenklasse
6.1
Verpackungsgruppe
II
Harmonized Tariff Code
2911.00
TSCA
Yes

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