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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1585432Generated: November 2, 2026

p-Toluenesulfonic acid → HCID 21218303, compound

https://huagongshe.com/reaction/1585432

Reaction equation

Participants

RoleNameHCIDCharge
Reactantp-Toluenesulfonic acidHCID 6101—
ReactantTrimethyl orthoformateHCID 9005—
Reactant2,3-Dimethyl-5-nitroanilineHCID 820786—
ProductHCID 21218303HCID 21218303—

Reaction Steps

66.4 g of 2,3-dimethyl-5-nitroaniline, 0.4 l of trimethyl orthoformate and 1.6 g of para-toluenesulphonic acid are mixed and heated to reflux for 3 hours.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05938792
Source datasetuspto-grants-1999_08
ORD IDord-0700dfa9d5b540af8cfaa012b4510471
Source noteuspto-grants-1999_08