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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1886535Generated: October 31, 2026

Methanol → HCID 19736961, compound

https://huagongshe.com/reaction/1886535

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantHCID 17882686HCID 17882686—
CatalystSulfuric AcidHCID 1118—
ProductHCID 19736961HCID 19736961—

Reaction Steps

A solution of 1 g of 3,3-dioxo-3-thia-5,8,11-eicosatriynoic acid in 50 cm3 of methanol is heated under reflux in the presence of a sulfuric acid catalyst for 48 hours. The mixture is then filtered at ambient temperature. The methanol is evaporated off under reduced pressure.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05151534
Source datasetuspto-grants-1992_09
ORD IDord-d7b6400a0c164124b0a1030c70813ee2
Source noteuspto-grants-1992_09