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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 723127Generated: October 31, 2026

Dimethylformamide → HCID 69586576, compound

https://huagongshe.com/reaction/723127

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethylformamideHCID 6228—
ReactantTetrahydrofuranHCID 8028—
ReactantDiisopropylethylamineHCID 81531—
Reactant4-(5-Bromo-6-chloro-pyridine-3-sulfonyl)-5-methylsulfanyl-thiophene-2-carboxylic acid methyl esterHCID 21057179—
SolventEthyl AcetateHCID 8857—
ProductHCID 69586576HCID 69586576—

Reaction Steps

The reaction was conducted following the procedure for Example 156: step a, using. 4-(5-bromo-6-chloro-pyridine-3-sulfonyl)-5-methylsulfanyl-thiophene-2-carboxylic acid methyl ester (0.050 g, 0.113 mmol), (Example 2: step c), c-(tetrahydro-furan-2-yl)-methylamine (0.015 g, 0.146 mmol), diisopropylethylamine (0.073 g, 0.565 mmol), THF [0.5 mL], DMF [0.5 mL]. Chromatography of the residue (10%–35% EtOAc/Hx) yielded the title compound. ESI-MS (m/z): Calcd. for C17H19BrN2O5S4: 508.45 (N+H); found 507.1, 509.0

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07138530B2
Source datasetuspto-grants-2006_11
ORD IDord-2b30597239934a60bfff2459d1ed2a44
Source noteuspto-grants-2006_11