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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 번호
2032-35-1
동의어
2-Bromo-1,1-diethoxyethane

사이즈 가격 ($) 수량 재고 여부
100g 26.50
500g 87.80
2500g 342.00
장바구니에 추가 대량 견적에 추가 항목 보기

Bromoacetaldehyde diethyl acetal, 97%

MDL
MFCD00000214
EINECS
217-989-1

화학적 특성

화학식
C6H13BrO2
화학 식량
197.08
비등점
66-67°/18mm
인화점
61°(142°F)
밀도
1.270
굴절률
1.4390
감도
Moisture Sensitive
용해도
It is immiscible with water.

용도

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.

참고

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.

참조 문헌

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 해저드 및 주의 설명서

해저드 설명서 (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.

주의 설명서: P301+P310a-P304+P340-P305+P351+P338-P320-P330-P405-P501a

IF SWALLOWED: Immediately call a POISON CENTER/doctor 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.

기타 참조

바일슈타인
635754
위험 등급
6.1
포장 그룹
II
통합 관세 코드
2911.00
TSCA(독성물질규제법)"
Yes

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