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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1967623Generated: November 2, 2026

Diazald → HCID 53380264, compound

https://huagongshe.com/reaction/1967623

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiazaldHCID 6628—
ReactantPotassium HydroxideHCID 14797—
ReactantHCID 21225595HCID 21225595—
ReactantHCID 67387738HCID 67387738—
SolventMethanolHCID 887—
ProductHCID 53380264HCID 53380264—

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-(4-(cyclohexyloxy)phenyl)-3-hydroxy-4-methyl-1H-pyrrol-2(5H)-one (0.500 g, 1.24 mmol, 1 eq) and MeOH (10 ml); yield: 0.050 g (10%); MS m/z: 418.2 [M+H]+; 1H-NMR: (400 MHz, CDCl3) δ: 7.90 (s, 1H), 7.78 (s, 1H), 7.5 (s, 1H), 7.26 (s, 2H), 7.06 (d, 2H), 6.76 (d, 2H), 5.24 (s, 1H), 4.07 (d, 4H), 1.80 (d, 2H), 1.76 (d, 5H), 1.45 (d, 3H), 1.30 (d, 4H); HPLC (METHOD [A]): rt 15.23 min (100%)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08420828B2
Source datasetuspto-grants-2013_04
ORD IDord-cf0a836dca08464081884ad59b17bdf5
Source noteuspto-grants-2013_04