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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 986085Generated: October 30, 2026

Iodine → HCID 20159245, compound

https://huagongshe.com/reaction/986085

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIodineHCID 807—
ReactantMalononitrileHCID 8010—
Reactant3-(trifluoromethyl)-10H-phenothiazineHCID 242844—
ReactantPotassium AcetateHCID 517044—
SolventMethanolHCID 887—
ProductHCID 20159245HCID 20159245—

Reaction Steps

To a stirred solution of 2.6 g 7-trifluoromethylphenothiazine, 1 g malononitrile and 4 g potassium acetate in 70 ml methanol was added a solution of 4 g iodine in 50 ml methanol. The precipitated dye was filtered, washed repeatedly with methanol and recrystallised in chloroform-methanol. Yield 0.6 g (18%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04710570
Source datasetuspto-grants-1987_12
ORD IDord-d312167e654c463d93b0c996af2d0c6a
Source noteuspto-grants-1987_12