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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1088892Generated: October 25, 2026

Water → Benzonitrile, 3,4-dihydroxy-5-nitro-

https://huagongshe.com/reaction/1088892

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantHydroxyamine hydrochlorideHCID 443297—
Reactant3,4-Dihydroxy-5-nitrobenzaldehydeHCID 5748957—
SolventFormic AcidHCID 284—
ProductBenzonitrile, 3,4-dihydroxy-5-nitro-HCID 5748958—

Reaction Steps

A solution containing 0.92 g of 3,4-dihydroxy-5-nitrobenzaldehyde and 0.49 g of hydroxylamine hydrochloride in 5.0 ml of formic acid was refluxed for 1 h. 50 ml of water was added and the product was filtered and washed with water. Yield 0.3 g (33%), m.p. 175°-178° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04963590
Source datasetuspto-grants-1990_10
ORD IDord-0d270fe01a624058bbff7c79ece24606
Source noteuspto-grants-1990_10