Sigma-Aldrich
Copper
铜
CHLORO-ACETIC ACID 2-(3-(2-CHLOROACETOXY-ETHOXY)-PHENOXY)-ETHYL ESTER
CHLORO(4-METHOXYPHENYL)PHENYLMETHANE
CHLOROMETHYLDIMETHYL(PENTACHLOROPHENYL)SILANE
CHLOROTRIS(2-METHOXYPHENYL)SILANE
cholest-4-en-3-one-d7
CHOLEST-5-EN-3-BETA-YL HEPTANOATE
CHOLEST-5-EN-3-YL 4-(ACETYLOXY)BENZOATE