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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1729903Generated: October 31, 2026

Methane → HCID 53764708, compound

https://huagongshe.com/reaction/1729903

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethaneHCID 297—
ReactantCalcium ChlorideHCID 5284359—
ReactantHCID 54156276HCID 54156276—
CatalystZincHCID 23994—
SolventEthanolHCID 702—
SolventWaterHCID 962—
ProductHCID 53764708HCID 5376470885.7%

Reaction Steps

A slurry of 7-nitro-α-methylfluorene-2-acetic acid methyl ester (13.1 g) in 78% ethanol (400 ml) is treated with a solution of calcium chloride (4.5 g) in water (6.1 ml), zinc dust (127 g) and charcoal (4.6 g) and the mixture refluxed for 2.5 hours. The hot mixture is filtered and the cake washed with hot 78% ethanol. The filtrate is diluted with water (800 ml) and extracted with chloroform. The chloroform extracts are dried (MgSO4) and evaporated to give 10.1 g of 7-amino-α-methylfluorene-2-acetic acid methyl ester.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03989841
Source datasetuspto-grants-1976_11
ORD IDord-640d54fbf6b541b19c16e45f6ccd5f0d
Source noteuspto-grants-1976_11