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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1272161Generated: October 30, 2026

1H-Pyrrolo[2,3-b]pyridine-1,2-dicarboxylic acid, 5-(benzoyloxy)-, 1-(1,1-dimethylethyl) 2-ethyl ester → (4R,9aR)-7-formyl-6-(1-(S)-methoxy-ethyl)-4-methyl-3,4,9,9a-tetrahydro-1H-2,4a,5-triaza-fluorene-2-carboxylic acid tert-butyl ester

https://huagongshe.com/reaction/1272161

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1H-Pyrrolo[2,3-b]pyridine-1,2-dicarboxylic acid, 5-(benzoyloxy)-, 1-(1,1-dimethylethyl) 2-ethyl esterHCID 69356374—
Reactant(4R,9aR)-7-bromo-6-(1-(S)-methoxy-ethyl)-4-methyl-3,4,9,9a-tetrahydro-1H-2,4a,5-triaza-fluorene-2-carboxylic acid tert-butyl esterHCID 69357141—
Product(4R,9aR)-7-formyl-6-(1-(S)-methoxy-ethyl)-4-methyl-3,4,9,9a-tetrahydro-1H-2,4a,5-triaza-fluorene-2-carboxylic acid tert-butyl esterHCID 86596364—

Reaction Steps

This compound was prepared in analogy to example 15, intermediate c) from (4R,9aR)-7-bromo-6-(1-(S)-methoxy-ethyl)-4-methyl-3,4,9,9a-tetrahydro-1H-2,4a,5-triaza-fluorene-2-carboxylic acid tert-butyl ester (example 51, intermediate).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07208494B2
Source datasetuspto-grants-2007_04
ORD IDord-b953b13fe82343e8b994ab15333f9d77
Source noteuspto-grants-2007_04