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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1597730Generated: October 30, 2026

Toluene → HCID 18931904, compound

https://huagongshe.com/reaction/1597730

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTolueneHCID 1140—
ReactantDimethylformamideHCID 6228—
ReactantPhosphorus oxychlorideHCID 24813—
Reactant9H-Carbazole, 9-(1-methylethyl)-HCID 73873—
CatalystZincchlorideHCID 3007855—
ProductHCID 18931904HCID 1893190461.3%

Reaction Steps

10.0 g (47.8 mmol) of 9-isopropylcarbazole (4b), 14.2 g (194.3 mmol) of DMF, 7.0 g (51.4 mmol) of zinc chloride, 30.0 g (195.7 mmol) of phosphorus oxychloride and 100 ml of toluene were allowed to react and after treated in the same manner as with Example 1 (1) to obtain 7.78g of 3,6-diformyl-9-isopropylcarbazole (2b).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05736284
Source datasetuspto-grants-1998_04
ORD IDord-bf8d684c6db547088382f2bcb72dd6f6
Source noteuspto-grants-1998_04