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| | | | |  | (S)-(−)-4-Oxo-2-azetidinecarboxylic acid 98% | C4H5NO3 | 473278 | pricing | |  | (1R)-(−)-2-Azabicyclo[2.2.1]hept-5-en-3-one ≥98% | C6H7NO | 441279 | pricing | |  | (1S)-(+)-2-Azabicyclo[2.2.1]hept-5-en-3-one ≥98% | C6H7NO | 441287 | pricing | |  | L-(−)-α-Amino-ε-caprolactam hydrochloride purum, ≥97.0% (AT) | C6H12N2O ยท HCl | 21612 | pricing | |  | Benzyl (S)-(−)-4-oxo-2-azetidinecarboxylate 97% | C11H11NO3 | 468975 | pricing | |  | [3R(1′R,4R)]-(+)-4-Acetoxy-3-[1-(tert-butyldimethylsilyloxy)ethyl]-2-azetidinone 98% | C13H25NO4Si | 375845 | pricing | | |