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37746-78-4 - Ethyl 4-bromocrotonate, tech. 80% - 4-Bromocrotonic acid ethyl ester - A10371 - Alfa Aesar

A10371 Ethyl 4-bromocrotonate, tech. 80%

CAS 번호
37746-78-4
동의어
4-Bromocrotonic acid ethyl ester

사이즈 가격 ($) 수량 재고 여부
10g 24.60
50g 108.00
250g 456.00
장바구니에 추가 대량 견적에 추가 항목 보기

Ethyl 4-bromocrotonate, tech. 80%

MDL
MFCD00000247

화학적 특성

화학식
BrCH2CH=CHCO2CH2CH3
화학 식량
193.05
비등점
94-95°/12mm
인화점
97°(206°F)
밀도
1.402
굴절률
1.4930
용해도
Insoluble in water.

용도

Ethyl 4-bromocrotonate is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuffs.

참고

Store at 4°C. Incompatible with acids, bases, oxidizing agents, reducing agents. Protect from heat. Store away from strong bases.

참조 문헌

E. Ghera; Y. Ben-David. Reactions of sulfur-containing carbanions with ethyl 4-bromocrotonate. A facile synthesis of cyclopropanecarboxylates. Tetrahedron Letters. 1979, 20 4603-4606.

Reformatsky-type reactions can occur with or without allylic rearrangement: Liebigs Ann. Chem., 709, 29 (1967); Chem. Lett., 161 (1982); Synthesis, 305 (1990).

Reacts with sulfur-stabilized carbanions, e.g. from Benzyl­ phenyl­ sulfone, L04201, by conjugate addition with concomitant displacement of Br-, to give cyclopropane esters: Tetrahedron Lett., 4603 (1979):

GHS 해저드 및 주의 설명서

해저드 설명서 (EU): H314-H318

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

주의 설명서: P260u-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a

Do not breathe dusts or mists. 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. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

기타 참조

바일슈타인
1721388
위험 등급
8
포장 그룹
III
통합 관세 코드
2916.19
TSCA(독성물질규제법)"
No

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