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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1348648Generated: November 1, 2026

Phosphoric Acid → HCID 67077056, compound

https://huagongshe.com/reaction/1348648

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhosphoric AcidHCID 1004—
ReactantHCID 67076914HCID 67076914—
SolventTetrahydrofuranHCID 8028—
ProductHCID 67077056HCID 6707705681%

Reaction Steps

The title compound was prepared in 81% yield by reaction of 460 mg (1.50 mmol) ((6R,7S)-6-ethyl-8-oxo-6,7,8,9-tetrahydro-5-oxa-9-aza-benzocyclohepten-7-yl)-carbamic acid tert-butyl ester with 2.23 g (22.5 mmol) ortho phosphoric acid in 4 ml tetrahydrofurane, MS m/e (%): 207.1 (M+H+, 100).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07211573B2
Source datasetuspto-grants-2007_05
ORD IDord-88a35be08be443e4bb609f12e7605c3e
Source noteuspto-grants-2007_05