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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 532564Generated: October 30, 2026

Hydrochloric Acid → HCID 71815943, compound

https://huagongshe.com/reaction/532564

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 86699206HCID 86699206—
SolventMethanolHCID 887—
ProductHCID 71815943HCID 7181594380%

Reaction Conditions

Temperature100 °C

Reaction Steps

6-(3′,4′-Dimethoxy-biphenyl-4-yl)-4-(2-trimethylsilanyl-ethoxymethyl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalene (0.52 g, 1.0 mmol) was dissolved in MeOH and treated with concentrated HCl (0.3 mL, 10 mmol). The reaction mixture was heated at 100° C. for 4 hr. The solution was cooled to room temperature and the resultant precipitate was filtered, washed with MeOH and concentrated under reduced pressure to provide the corresponding 6-(3′,4′-Dimethoxy-biphenyl-4-yl)-4,7-dihydro-1-thia-4,5-diaza-cyclopenta[a]pentalene (0.3 g, 0.8 mmol) as brown solid in 80% yield.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08853207B2
Source datasetuspto-grants-2014_10
ORD IDord-0a4a1e91b61744c395d4ac5275ba8fad
Source noteuspto-grants-2014_10