Cookies disclaimer

I agree Our site saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing our website without changing the browser settings you grant us permission to store that information on your device.

294-93-9 - 12-Crown-4, 98% - 1,4,7,10-Tetraoxacyclododecane - A11972 - Alfa Aesar

A11972 12-Crown-4, 98%

CAS 번호
294-93-9
동의어
1,4,7,10-Tetraoxacyclododecane

사이즈 가격 ($) 수량 재고 여부
1g 23.90
5g 83.30
25g 356.00
장바구니에 추가 대량 견적에 추가 항목 보기

12-Crown-4, 98%

MDL
MFCD00005103
EINECS
206-036-5

화학적 특성

화학식
C8H16O4
화학 식량
176.22
융점
17°
비등점
68-70°/0.1mm
인화점
>109°(228°F)
밀도
1.108
굴절률
1.4620
감도
Light & Air Sensitive & Hygroscopic
용해도
Fully miscible in water.

용도

It serves as an aprotic "solvent" for alkali metals, the sodium solution is a strong reducing agent.

참고

Light & Air Sensitive & Hygroscopic. Store under inert gas. Keep in a tightly closed container.

참조 문헌

Dr. Xiaoguang Yang.; Dr. Carolyn B.; Knobler and Prof. Dr. M. Frederick Hawthorne. “[12]Mercuracarborand-4”, the First Representative of a New Class of Rigid Macrocyclic Electrophiles: The Chloride Ion Complex of a Charge-Reversed Analogue of [12]Crown-4.Angew. Chem. Int. Ed.1991,30(11), 1507-1508.

R.M. Izatt.; R.E. Terry.; L.D. Hansen.; A.G. Avondet.; J.S. Bradshaw.; N.K. Dalley.; T.E. Jensen.; J.J. Christensen.; B.L. Haymore. A calorimetric titration study of uni-and bivalent metal ion interaction with several thia derivatives of 9-crown-3, 12-crown-4, 15-crown-5, 18-crown-6, 24-crown-8, and with several oxathiapentadecanes in water or water-methanol solvents at 25°C.Inorg. Chim. Acta1978,301-8.

Crown ether suited to complexing lithium ions.

GHS 해저드 및 주의 설명서

해저드 설명서 (EU): H330-H315-H319-H361

Fatal if inhaled. Causes skin irritation. Causes serious eye irritation. Suspected of damaging fertility or the unborn child.

주의 설명서: P260-P304+P340-P305+P351+P338-P320-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. 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). Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

기타 참조

바일슈타인
1363064
위험 등급
6.1
포장 그룹
II
통합 관세 코드
2932.99
TSCA(독성물질규제법)"
Yes
RTECS(화학물질 독성 등록)
XF0550000

권장

최근에 본 것

화학물질

화학물질

금속 및 재료

촉매

분석 기기 및 실험실 용품