| 67221-38-9 | Phosphoric acid, 1-(diethoxyphosphinyl)-3-(trimethylsilyl)-1-propenyl diethyl ester, (E)- | C14H32O7P2Si |
| 67221-44-7 | Phosphoric acid, 1-(diphenylmethylene)-3-(trimethylsilyl)-2-propenyl diethyl ester, (E)- | C23H31O4PSi |
| 67221-46-9 | Phosphoric acid, 1-(diethoxyphosphinyl)-1-methyl-3-(trimethylsilyl)-2-propenyl diethyl ester, (E)- | C15H34O7P2Si |
| 67221-57-2 | 3'-Thymidylic acid,5'-O-[bis(4-methoxyphenyl)phenylmethyl]-, 4-chlorophenyl 2-cyanoethyl ester(9CI) | C40H39 Cl N3 O10 P |
| 67221-59-4 | 3'-Thymidylicacid, N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-P-(4-chlorophenyl)-2'-deoxyadenylyl-(3'®5')-,4-chlorophenyl 2-cyanoethyl ester (9CI) | C63H58 Cl2 N8 O16 P2 |