BOC-SER(BZL)-OSU

Conditions: temp:0.00; pressure:0.00; stir:

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Compound 30 was prepared using the general procedure described above with respect to compound 14, but 3-benzyloxy-2-tert-butoxycarbonylaminopropionic acid 2,5-dioxo-pyrrolidin-1-yl ester was substituted for 2-benzyloxycarbonylaminobutyric acid 2,5-dioxo-pyrrolidin-1-yl ester in step B, the alternate procedure (TFA deprotection) was used in step C, and 4-chloro-7H-pyrrolo[2,3-d]pyrimidine was substituted for 6-bromopurine in step D. MS (ES): m/z 503 (M+H), 395. Compound 30is shown below.

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Compound 30 was prepared using the general procedure described above with respect to compound 14, but 3-benzyloxy-2-tert-butoxycarbonylaminopropionic acid 2,5-dioxo-pyrrolidin-1-yl ester was substituted for 2-benzyloxycarbonylaminobutyric acid 2,5-dioxo-pyrrolidin-1-yl ester in step B, the alternate procedure (TFA deprotection) was used in step C, and 4-chloro-7H-pyrrolo[2,3-d]pyrimidine was substituted for 6-bromopurine in step D. MS (ES): m/z 503 (M+H), 395. Compound 30is shown below.

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: Compound 30 was prepared using the general procedure described above with respect to compound 14, but 3-benzyloxy-2-tert-butoxycarbonylaminopropionic acid 2,5-dioxo-pyrrolidin-1-yl ester was substituted for 2-benzyloxycarbonylaminobutyric acid 2,5-dioxo-pyrrolidin-1-yl ester in step B, the alternate procedure (TFA deprotection) was used in step C, and 4-chloro-7H-pyrrolo[2,3-d]pyrimidine was substituted for 6-bromopurine in step D. MS (ES): m/z 503 (M+H), 395. Compound 30is shown below.