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5231-87-8 - 3,4-Diethoxy-3-cyclobutene-1,2-dione, 98% - Diethyl squarate - Squaric acid diethyl ester - A19248 - Alfa Aesar

A19248 3,4-Diethoxy-3-cyclobutene-1,2-dione, 98%

CAS 번호
5231-87-8
동의어
Diethyl squarate
Squaric acid diethyl ester

사이즈 가격 ($) 수량 재고 여부
1g 46.50
5g 152.00
25g 572.00
장바구니에 추가 대량 견적에 추가 항목 보기

3,4-Diethoxy-3-cyclobutene-1,2-dione, 98%

MDL
MFCD00001333

화학적 특성

화학식
C8H10O4
화학 식량
170.16
비등점
95°/0.1mm
인화점
>110°(230°F)
밀도
1.162
굴절률
1.5090

참조 문헌

For reaction with 1-lithiofuran and thermal rearrangement of the resulting 1-hydroxy-1-furanyl derivative to give, after oxidation, a furanoquinone, see: Org. Synth. Coll., 8, 179 (1993); other examples of annulated quinones are also listed.

/n

GHS 해저드 및 주의 설명서

해저드 설명서 (EU): H315-H319-H334-H317-H335

Causes skin irritation. Causes serious eye irritation. May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause an allergic skin reaction. May cause respiratory irritation.

주의 설명서: P284-P261-P280a-P305+P351+P338-P405-P501a

Wear respiratory protection. Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

기타 참조

바일슈타인
640626
통합 관세 코드
2914.50
TSCA(독성물질규제법)"
No
RTECS(화학물질 독성 등록)
GU1772466

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