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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1082033Generated: October 31, 2026

Pyridine → HCID 86750095, compound

https://huagongshe.com/reaction/1082033

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyridineHCID 1049—
ReactantTetrahydrofuranHCID 8028—
ReactantHCID 86750096HCID 86750096—
ProductHCID 86750095HCID 86750095—

Reaction Conditions

Temperature20 °C

Reaction Steps

To 3.24 g of [3-[2-[4-[bis (2-hydroxyethyl) amino]phenyl]ethenyl] 5,5-dimethyl-2-cyclohexene-1-ylidene]-N,N'diethylthiobarbiturate and 2.93 g of hexafluorobisphenol A bischloroformate in 100 ml of THF (tetrahydrofuran) there was added dropwise in one hour 1.02 ml of pyridine, at 0° C. The reaction mixture was allowed to heat up to 20° C. After eighteen hours of stirring, the reaction product was precipitated in methanol. M.W.: 9,900, the Tg was measured to be 142°-148° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05588083
Source datasetuspto-grants-1996_12
ORD IDord-b940b21d140a41e98c406a335cf571f8
Source noteuspto-grants-1996_12