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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 900381Generated: October 30, 2026

Methanol → HCID 86611141, compound

https://huagongshe.com/reaction/900381

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantSulfamic AcidHCID 5987—
ReactantHCID 58827600HCID 58827600—
ReactantHCID 69291669HCID 69291669—
SolventAcetoneHCID 180—
SolventWaterHCID 962—
ProductHCID 86611141HCID 86611141—

Reaction Steps

The diazo solution obtained was added gradually to a stirred coupling mixture of N-ethyl, N-(2-cyanomethoxycarbonylethyl)-m-toluidine (7.3 parts), methanol (50 parts), water (200 parts) and sulphamic acid (1 part). After two hours the product was isolated by filtration, washed with cold water and dried to yield, 4-(4-nitrophenylazo)-3-methyl-N-ethyl-N-(2-cyanomethoxycarbonylethyl)aniline (6.5 parts) λmax=486 nm (acetone).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07358345B2
Source datasetuspto-grants-2008_04
ORD IDord-027f6cec99d74bb9b474fd993502fbf7
Source noteuspto-grants-2008_04