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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 575134Generated: October 30, 2026

Ethyl formate → Methyl 9-bromo-10-fluoro-3-formyl-2,5-diazatetracyclo[11.1.1.0[2,6].0[7,12]]pentadeca-3,5,7(12),8,10-pentaene-4-carboxylate

https://huagongshe.com/reaction/575134

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl formateHCID 8025—
ReactantMethyl 10-bromo-9-fluoro-6,7-dihydro-5H-5,7-methanobenzo[c]imidazo[1,2-a]azepine-2-carboxylateHCID 86693079—
SolventWaterHCID 962—
ProductMethyl 9-bromo-10-fluoro-3-formyl-2,5-diazatetracyclo[11.1.1.0[2,6].0[7,12]]pentadeca-3,5,7(12),8,10-pentaene-4-carboxylateHCID 86693159—

Reaction Steps

Methyl 9-bromo-10-fluoro-2,5-diazatetracyclo[11.1.1.0[2,6].0[7,12]]pentadeca-3,5,7,9,11-pentaene-4-carboxylate (4 g) was reacted with ethyl formate similar to as described in Example 8 or Example 9 to give (2.3 g) of methyl 9-bromo-10-fluoro-3-formyl-2,5-diazatetracyclo[11.1.1.0[2,6].0[7,12]]pentadeca-3,5,7(12),8,10-pentaene-4-carboxylate following triteration from water.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09034866B2
Source datasetuspto-grants-2015_05
ORD IDord-ca40143a91784adeb9030534179e084b
Source noteuspto-grants-2015_05