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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1891112Generated: November 2, 2026

1-Hydroxybenzotriazole → HCID 46926945, compound

https://huagongshe.com/reaction/1891112

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-HydroxybenzotriazoleHCID 75771—
Reactant1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochlorideHCID 2723939—
Reactant5-(4-Bromophenyl)-1,2-oxazol-3-amineHCID 16218187—
Reactant1,3,5-trimethylthieno[3,4-d]pyrimidine-2,4(1H,3H)-dioneHCID 71008093—
Catalyst4-(Dimethylamino)pyridineHCID 14284—
Solvent1,2-DichloroethaneHCID 11—
ProductHCID 46926945HCID 46926945—

Reaction Steps

The title compound was prepared according to the general procedure (Method A) by coupling Intermediate 1 (100 mg, 0.393 mmol) with 5-(4-bromophenyl)isoxazol-3-amine (94 mg, 0.393 mmol) in the presence of EDCI hydrochloride (90 mg, 0.472 mmol), HOBt (16 mg, 0.118 mmol) and DMAP (5 mg, 0.039 mmol) in 1,2 dichloroethane (4 ml) to give 45 mg of the product as an off-white solid; 1H NMR (300 MHz, DMSO-d6) δ 3.20 (s, 3H), 3.47 (s, 3H), 3.99 (s, 2H), 7.05 (s, 1H), 7.33 (s, 1H), 7.72 (d, J=8.1 Hz, 2H), 7.81 (d, J=8.4 Hz, 2H), 11.20 (br s, 1H); APCI-MS (m/z) 475.01 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08507503B2
Source datasetuspto-grants-2013_08
ORD IDord-b1a35c01447e470d822b6b1aa9d4646e
Source noteuspto-grants-2013_08