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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 378026Generated: October 31, 2026

O-Toluidine → HCID 18630160, compound

https://huagongshe.com/reaction/378026

Reaction equation

Participants

RoleNameHCIDCharge
ReactantO-ToluidineHCID 7242—
ReactantTriethylamineHCID 8471—
ReactantThionyl ChlorideHCID 24386—
ReactantHCID 18630238HCID 18630238—
CatalystDimethylformamideHCID 6228—
SolventTolueneHCID 1140—
ProductHCID 18630160HCID 1863016071%

Reaction Steps

The compound of Example c (0.0035 mol, 0.95 g), 15 mL thionyl chloride, and 1 drop of DMF were combined and stirred at RT overnight. Toluene (50 mL) was added and the mixture concentrated to dryness. This process was repeated three times, and the residue dissolved in CH2Cl2 (50 mL). 2-Methylaniline (0.0035 mol, 0.37 g) and triethylamine (0.0035 mol, 0.39 g) were added and the mixture was stirred at RT overnight. The mixture was washed with 10% HCl and twice with water; dried (MgSO4) and concentrated. The title compound was recrystallized from hexanes as a tan solid in 71% yield. m.p. 113-115° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06028101
Source datasetuspto-grants-2000_02
ORD IDord-90ba6b25e09c44e69136930a85662c36
Source noteuspto-grants-2000_02