2-Amino-4-heteroarylethyl thiazoline derivatives (I), their racemates, enantiomers, and diastereoisomers, their mixtures, tautomers and salts. 2-Amino-4-heteroarylethyl thiazoline derivatives of formula (I), their racemates, enantiomers, and diastereoisomers, their mixtures tautomers and salts. Het = 2-thienyl, 3-thienyl, 2-pyrimidyl, 5-pyrimidyl, 2-pyridyl, 3-pyridyl, 4-pyridyl, 2-thiazolyl, 4-thiazolyl, or 5-thiazolyl. Independent claims are also included for: (1) Preparation of (I); (2) Preparation of an intermediate of formula (II); and (3) 3 Intermediates: N-(tert-butyl)-N'-((1R)-2-hydroxy-1-(2-thien-3-ylethyl)ethyl) thiourea, (2R)-2-amino-4-(3-thienyl)-1-butanol hydrochloride and tert-butyl (4R)-2,2-dimethyl-4-(2-thien-3-ylethyl)oxazolidine-3-carboxylate.
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机译：2-氨基-4-杂芳基乙基噻唑啉衍生物（I），其外消旋物，对映异构体和非对映异构体，其混合物，互变异构体和盐。式（I）的2-氨基-4-杂芳基乙基噻唑啉衍生物，其外消旋物，对映异构体和非对映异构体，其互变异构体和盐的混合物。 Het ＝ 2-噻吩基，3-噻吩基，2-嘧啶基，5-嘧啶基，2-吡啶基，3-吡啶基，4-吡啶基，2-噻唑基，4-噻唑基或5-噻唑基。独立权利要求还包括：（1）（I）的制备; （2）制备式（II）的中间体; （3）3种中间体：N-（叔丁基）-N'-（（（1R）-2-羟基-1-（2-thien-3-ylethyl）乙基）硫脲，（2R）-2-氨基- 4-（3-噻吩基）-1-丁醇盐酸盐和（4R）-2,2-二甲基-4-（2-噻吩-3-基乙基）恶唑烷-3-羧酸叔丁酯。
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