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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 716544Generated: October 30, 2026

(S,S) {2-[2-(2-bromo-imidazo[2,1-b]thiazol-6-ylcarbamoyl)-pyrrolidin-1-yl]-2-oxo-1-phenyl-ethyl}-carbamic acid tert-butyl ester → ((S)-1-{(S)-2-[4-(6-bromo-thieno[3,2-b]thiophen-3-yl)-1H-imidazol-2-yl]-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acid methyl ester

https://huagongshe.com/reaction/716544

Reaction equation

Participants

RoleNameHCIDCharge
Reactant(S,S) {2-[2-(2-bromo-imidazo[2,1-b]thiazol-6-ylcarbamoyl)-pyrrolidin-1-yl]-2-oxo-1-phenyl-ethyl}-carbamic acid tert-butyl esterHCID 67241361—
Reactant(S,S,S,R)-[1-(2-{5-[4-(6-{[1-(2-tert-butoxycarbonylamino-2-phenyl-acetyl)-pyrrolidine-2-carbonyl]-amino}imidazo[2,1-b]thiazol-2-yl)-phenyl]-1H-imidazol-2-yl}pyrrolidine-1-carbonyl)-2-methyl-propyl]-carbamic acid methyl esterHCID 86678452—
ReactantHCID 178419471HCID 178419471—
Product((S)-1-{(S)-2-[4-(6-bromo-thieno[3,2-b]thiophen-3-yl)-1H-imidazol-2-yl]-pyrrolidine-1-carbonyl}-2-methyl-propyl)-carbamic acid methyl esterHCID 178502408—

Reaction Steps

Compound 78 was synthesized from compound 77 (1.56 mmol) and compound 1 (1.64 mmol), following the procedure as described for compound 23 to give compound 78 in 82% yield. MS (ESI, EI+) m/z=513.2/515 (MH+).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09187496B2
Source datasetuspto-grants-2015_11
ORD IDord-e99ab67f5b0e426e8899454339d241ac
Source noteuspto-grants-2015_11