유경호 박상우 2024-01-22T02:03:03Z 2024-01-22T02:03:03Z 2022-01-10 1985-01 https://pubs.kist.re.kr/handle/201004/147989 Synthesis and reaction of biheterocyclic thiazolo[3,2- α ]pyrimidinium-betaines. Article 3 Bull. Korean chem. soc., v.v. 6, no.no. 5, pp.272 - 276 Bull. Korean chem. soc. v. 6 no. 5 272 276 thiazolo[3,2- α ]pyrimidine thiazolo[3,2- α ]pyrimidinium-betaine electrophiles quarternary ammonium salts ring transformation