The self-indicating preparation of bromoferrocenes from stannylferrocenes and an improved synthesis of di-iodoferrocene

Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

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The self-indicating preparation of bromoferrocenes from stannylferrocenes and an improved synthesis of di-iodoferrocene. / Butler, Ian R; Mehdar, Yassin T H; Al-Taie, Zahraa S.
Yn: Heliyon, Cyfrol 6, Rhif 9, 09.2020, t. e04824.

Allbwn ymchwil: Cyfraniad at gyfnodolynErthygladolygiad gan gymheiriaid

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Butler IR, Mehdar YTH, Al-Taie ZS. The self-indicating preparation of bromoferrocenes from stannylferrocenes and an improved synthesis of di-iodoferrocene. Heliyon. 2020 Medi;6(9):e04824. doi: 10.1016/j.heliyon.2020.e04824

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Butler, Ian R ; Mehdar, Yassin T H ; Al-Taie, Zahraa S. / The self-indicating preparation of bromoferrocenes from stannylferrocenes and an improved synthesis of di-iodoferrocene. Yn: Heliyon. 2020 ; Cyfrol 6, Rhif 9. tt. e04824.

RIS

TY - JOUR

T1 - The self-indicating preparation of bromoferrocenes from stannylferrocenes and an improved synthesis of di-iodoferrocene

AU - Butler, Ian R

AU - Mehdar, Yassin T H

AU - Al-Taie, Zahraa S

N1 - © 2020 The Authors. Entered from Elsevier Transformative Agreement negotiations data by MW 27/05/21.

PY - 2020/9

Y1 - 2020/9

N2 - A simple method for the preparation of bromoferrocenes from stannylferrocenes is described: the preparation of 1,1'-dibromoferrocene is used as an example. Stannylferrocenes are reacted with bromine directly in dichloromethane to give bromoferrocenes in a self-indicating titration reaction. Also, an enhanced method of removal of the highly soluble organotin tin by-products formed in the preparation of 1,1'-diiodoferrocene from 1,1'-tri-n-butylstannylferrocene is reported allowing the preparation of large-scale quantities of 1,1'-diiodoferrocene, which is one of the most important starting materials in ferrocene chemistry.

AB - A simple method for the preparation of bromoferrocenes from stannylferrocenes is described: the preparation of 1,1'-dibromoferrocene is used as an example. Stannylferrocenes are reacted with bromine directly in dichloromethane to give bromoferrocenes in a self-indicating titration reaction. Also, an enhanced method of removal of the highly soluble organotin tin by-products formed in the preparation of 1,1'-diiodoferrocene from 1,1'-tri-n-butylstannylferrocene is reported allowing the preparation of large-scale quantities of 1,1'-diiodoferrocene, which is one of the most important starting materials in ferrocene chemistry.

U2 - 10.1016/j.heliyon.2020.e04824

DO - 10.1016/j.heliyon.2020.e04824

M3 - Article

C2 - 32954028

VL - 6

SP - e04824

JO - Heliyon

JF - Heliyon

SN - 2405-8440

IS - 9

ER -