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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2388586Generated: November 1, 2026

Diazald → HCID 53379980, compound

https://huagongshe.com/reaction/2388586

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiazaldHCID 6628—
ReactantPotassium HydroxideHCID 14797—
ReactantHCID 21225595HCID 21225595—
ReactantHCID 67387260HCID 67387260—
SolventMethanolHCID 887—
ProductHCID 53379980HCID 53379980—

Reaction Steps

The compound was synthesized starting from KOH (15 eq in water), diazald (8 eq), ethylene glycol/Et2O (1/2 v/v, 30 ml), 1-(1H-Benzo[d]imidazol-6-yl)-5-cyclohexyl-3-hydroxy-4-methyl-1H-pyrrol-2(5H)-one (1.00 g, 3.22 mmol, 1 eq) and MeOH (10 ml); yield: 0.250 g (25%); MS m/z: 326.1 [M+H]+; 1H-NMR: (400 MHz, DMSO-D6) δ: 1.05 (d, 3H), 1.40 (d, 2H), 1.65-1.60 (m, 4H), 2.05 (s, 3H), 4.03 (s, 3H), 4.40 (s, 1H), 7.05 (s, 1H), 7.62 (s, 1H), 7.63 (s, 1H), 7.82 (s, 1H); HPLC (METHOD [A]): rt 11.25 min (98.78%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08269019B2
Source datasetuspto-grants-2012_09
ORD IDord-69d12e5dba8741a59a0c3931b213632c
Source noteuspto-grants-2012_09