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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 867204Generated: October 31, 2026

Thionyl Chloride → HCID 10540931, compound

https://huagongshe.com/reaction/867204

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
Reactant7-Methyl-9,10,10-trioxo-9,10-dihydro-10lambda~6~-thioxanthene-3-carboxamideHCID 20317794—
SolventDimethylformamideHCID 6228—
ProductHCID 10540931HCID 10540931—

Reaction Conditions

Temperature-10 °C

Reaction Steps

The amide (0.79 g) of Example 21 was added to a mixture of dimethyl formamide (100 ml) and thionyl chloride (2.0 ml) at -10° C., and stirred at -10° C. for 2 hrs. The mixture was poured on to ice-water and the precipitated product filtered off and washed with water, recrystallised from dimethylformamide, and dried at 155° C./15 mm. Hg, m.p. 290° C. (decomposes).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04103015
Source datasetuspto-grants-1978_07
ORD IDord-c462b2931d014b478af8cc54973dcf9d
Source noteuspto-grants-1978_07