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Zinc Chloride, typ. 25 % solution in 2-Methyl-THF

염화아연, 통상 2-메틸-THF 25% 용액

ZnCl2

CAS Number:  7646-85-7 EC Number:  231-592-0 REACH Number:  01-2119472431-44

'기성품' 2-메틸-THF 용액을 사용하면 흡습성이 강하고 먼지가 많은 ZnCl2 분말을 취급할 필요가 없습니다.

ZnCl2/2-메틸-THF 용액은 주로 유기 합성에 적용하기 위해 개발되었습니다. 응용 분야의 예시는 다음과 같습니다.

-유기마그네슘 및 유기리튬 화합물의 트랜스메탈화를 통해 C-C 커플링 반응을 위한 아연 시약 생성(네기시 프로토콜).
- 표준 염기를 사용하여 카르보닐 화합물을 탈양성자화한 후 ZnCl2와 트랜스메탈화하여 아연 에놀레이트 형성
-사이클로 부가 반응의 촉매(예: 전자가 풍부한 디엔 및 카르보닐 화합물의 디엘-알더 반응)
-선택적 환원제 준비(예: NaBH4와 ZnCl2의 반응에 의한 Zn(BH4)2)

참고문헌:
McGarvey, G.J. in Encyclopedia of Reagents for Organic Synthesis, Paquette, L.A., Ed. John Wiley and Sons, New York (1995), Vol. 8, 5544.

Physical and Chemical Properties
속성
IUPAC Name
dichlorozinc
Molecular Weight
136.29g/mol

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