"Since reactions proceed fast and clean with Lithium Tertiary Butylate would be a good choice. This base exhibits the powerful non-nucleophilic behavior, which is often very useful where the reactions are very sensitive and have to be done quickly and precisely. Deprotonation takes place so efficiently that it does not even open any unwanted channel side reactions; this feature makes ... https://www.suparnachemicals.co.in/pdf-new/lithiumalcoholates.pdf