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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 49309Generated: October 29, 2026

Methanol → HCID 20634970, compound

https://huagongshe.com/reaction/49309

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantMethanesulfonic AcidHCID 6395—
ReactantHCID 20634969HCID 20634969—
SolventChloroformHCID 6212—
ProductHCID 20634970HCID 2063497090%

Reaction Steps

To a solution of 1,4-bis[5-(4-acetyl-3,5-dimethoxyphenyl)-2-pyridyl]hexahydro-1,4-diazepine (80.0 mg, 0.130 mmol) in chloroform (5.0 mL), a 1.0 M solution of methanesulfonic acid in methanol (0.33 mL, 0.33 mmol) was added, and the reaction mixture was concentrated under reduced pressure. The residue was recrystallized from methanol-diethyl ether to yield the title compound as a colorless crystalline powder (melting point: 236.0-238.0° C.) (94.8 mg, yield: 90%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06706703B2
Source datasetuspto-grants-2004_03
ORD IDord-e83af475ab1f4b66877e17eb4b021205
Source noteuspto-grants-2004_03