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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1391580Generated: November 3, 2026

5-Amino-2-methylbenzenesulfonamide → 5-{4-[(2-Benzylamino-1-ethyl-1H-benzoimidazol-5-yl)-methyl-amino]-pyrimidin-2-ylamino}-2-methyl-benzenesulfonamide hydrochloride

https://huagongshe.com/reaction/1391580

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Amino-2-methylbenzenesulfonamideHCID 235511—
ReactantHCID 59674155HCID 59674155—
Product5-{4-[(2-Benzylamino-1-ethyl-1H-benzoimidazol-5-yl)-methyl-amino]-pyrimidin-2-ylamino}-2-methyl-benzenesulfonamide hydrochlorideHCID 10175220—

Reaction Steps

The title compound was prepared following the procedure of example one with N2-Benzyl-N5-(2-chloro-pyrimidin-4-yl)-1-ethyl-N5-methyl-1H-benzoimidazole-2,5-diamine (98 mg, 0.25 mmol) and 5-amino-2-methyl-benzenesulfonamide (46 mg, 0.25 mmol) as a white solid (83 mg, 58%). 1H NMR (300 MHz, d6-DMSO+NaHCO3) δ 9.54 (s, 1H), 8.56 (s, 1H), 7.80 (d, J=6.3 Hz, 1H), 7.68 (dd, J=8.2 and 1.6 Hz, 1H), 7.15-7.47 (m, 10H), 7.03 (d, J=7.8 Hz, 1H), 5.69 (d, J=6.0 Hz, 1H), 4.68 (d, J=5.7 Hz, 2H), 4.21 (m, 2H), 3.46 (s, 3H), 2.50 (s, 3H), 1.28 (t, J=6.9 Hz, 3H). MS (ESI) m/z=543 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07338959B2
Source datasetuspto-grants-2008_03
ORD IDord-cbc82c94a28d46b58272bfcf4558eb7b
Source noteuspto-grants-2008_03