2,2,2-TRICHLORO-1-(6-(4-MORPHOLINYL)-9H-PURIN-9-YL)ETHYLFORMAMIDE

2,2,2-TRICHLORO-N-(2-HYDROXY-PHENYL)-ACETAMIDE

2,2-Diphenylpentanoic acid

2-Thiocyanato-1-p-tolylethanone

2-Thiophenesulfonyl fluoride

2-噻吩磺酰氟

2-TRITYLSULFANYL-BENZOTHIAZOLE

2,2,2-trifluoro-N-(1,3-thiazol-2-yl)acetamide

2,2,2-Trifluoro-N-(5-nitro-2-pyrimidinyl)acetamide

2,2,2-trimethyl-1-tosylhydrazin-2-ium-1-ide

2,2,3-TRIMETHYL-4-PHENYLCYCLOPENTANECARBOXYLIC ACID

2,2,3,3,4,4,4-HEPTA-F-N-(3-(2,2,3,3,4,4,4-HEPTA-F-BUTYRYLAMINO)-PH)-BUTYRAMIDE

2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9-HEXADECYLFLUORONONYL BENZENESULFONATE

2,2,4,4,5,5,6,6-OCTAPHENYL-1,3-DIOXA-2,4,5,6-TETRASILACYCLOHEXANE

2,2,4,6-tetramethylpiperidine hydrochloride

2,2,5,5-TETRAKIS(TRIMETHYLSILYL)-3,3,4,4-TETRAMETHYLHEXASILANE