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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1176734Generated: October 31, 2026

Hydrochloric Acid → (2-{(E)-3-[1-(biphenyl-4-sulfonyl)-1H-pyrrol-3-yl]-allanoylamino}-phenyl)-carbamic acid tert-butyl ester

https://huagongshe.com/reaction/1176734

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1-HydroxybenzotriazoleHCID 75771—
ReactantN-(tert-Butoxycarbonyl)-1,2-phenylenediamineHCID 676311—
Reactant(E)-3-[1-(biphenyl-4-sulfonyl)-1H-pyrrol-3-yl]-acrylic acidHCID 66646147—
Solvent1,2-DichloroethaneHCID 11—
SolventWaterHCID 962—
SolventDimethylformamideHCID 6228—
SolventTriethylamineHCID 8471—
Product(2-{(E)-3-[1-(biphenyl-4-sulfonyl)-1H-pyrrol-3-yl]-allanoylamino}-phenyl)-carbamic acid tert-butyl esterHCID 86613978—

Reaction Steps

Starting materials: (E)-3-[1-(biphenyl-4-sulfonyl)-1H-pyrrol-3-yl)-acrylic acid (compound B2) (0.300 g), HOBt?H2O (0.130 g), triethylamine (668 μl), DMF (20 ml), EDC?HCl (0.508 g), N—BOC-1,2-phenylenediamine (0.176 g). Reaction conditions: room temperature, 1 hour; room temperature, 17 hours.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07842820B2
Source datasetuspto-grants-2010_11
ORD IDord-dc8e92f3971d47e4a8a9bbcbc5d469e8
Source noteuspto-grants-2010_11