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.

9049-93-8 - Amberlyst® A-21, ion exchange resin - A17956 - Alfa Aesar

A17956 Amberlyst® A-21, ion exchange resin

CAS 번호
9049-93-8
동의어

사이즈 가격 ($) 수량 재고 여부
250g 64.50
1000g 197.00
장바구니에 추가 대량 견적에 추가 항목 보기

Amberlyst® A-21, ion exchange resin

MDL
MFCD00145842

화학적 특성

용해도
Insoluble in water.

용도

Amberlyst|r A-21, ion exchange resin is used as a heterogeneous catalyst for conversion of carbonyl compounds to oximes by reacting with hydroxylamine hydrochloride. It is an effective catalyst for the Michael addition of nitroalkanes to methyl acrylate.

참고

Incompatible with strong oxidizing agents, strong bases and nitric acid.

참조 문헌

Macroreticular weakly basic anion-exchange resin, free base, suitable for non-aqueous applications.

Effective catalyst for the Michael addition of nitroalkanes to methyl acrylate: Synthesis, 711 (1987), and also for the cleavage of 2-nitrocycloalkanones: Synthesis, 355 (1992). Promotes the Henry (nitro-aldol) reaction of aldehydes with nitroalkanes giving superior results to conventional conditions: Liebigs Ann. Chem., 1235 (1994); J. Org, Chem., 59, 5466 (1994); Tetrahedron, 52, 1677 (1996).

Useful heterogeneous catalyst for conversion of carbonyl compounds to oximes with hydroxylamine hydrochloride: Chem. Lett., 475 (1997).

Lerin, L. A.; Catani, M.; Oliveira, D.; Massi, A.; Bortolini, O.; Cavazzini, A.; Giovannini, P. P. Continuous ion-exchange resin catalysed esterification of eugenol for the optimized production of eugenyl acetate using a packed bed microreactor. RSC Adv. 2015, 5 (94), 76898-76903.

Do?rr, A. A.; Lubell, W. D. gamma-Turn Mimicry with Benzodiazepinones and Pyrrolobenzodiazepinones Synthesized from a Common Amino Ketone Intermediate. Org. Lett. 2015, 17 (14), 3592-3595.

기타 참조

통합 관세 코드
3914.00
TSCA(독성물질규제법)"
No

권장

최근에 본 것

화학물질

화학물질

금속 및 재료

촉매

분석 기기 및 실험실 용품