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Novel crystal form of (S)-2-aminobutanamide hydrochloride and preparation method and application thereof
PendingCN122071422AGood solubilityHigh reaction yieldOrganic compound preparationCarboxylic acid amide separation/purificationButyramideHydrochloride
The invention relates to a crystal form B of (S)-2-aminobutanamide hydrochloride, a preparation method of the crystal form B and a method for preparing levetiracetam by using the novel crystal form. The novel crystal form can improve the reaction yield and product purity of subsequent levetiracetam.
Owner:ZHEJIANG HUAHAI PHARMACEUTICAL CO LTD