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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 979084Generated: October 31, 2026

Hydrogen Peroxide → 4-chloro-3-methoxy-10-methyl-5-oxo-10H-phenothiazine

https://huagongshe.com/reaction/979084

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrogen PeroxideHCID 784—
Reactant4-chloro-3-methoxy-10-methyl-10H-phenothiazineHCID 13882027—
SolventAcetic AcidHCID 176—
Product4-chloro-3-methoxy-10-methyl-5-oxo-10H-phenothiazineHCID 13882072—

Reaction Conditions

Temperature50 °C

Reaction Steps

To 4-chloro-3-methoxy-10-methyl-10H-phenothiazine (0.5 g) (see Example 5) was added acetic acid (12 ml) and hydrogen peroxide (2 ml). The reaction mixture was heated at 50° C. for 15 minutes and then, evaporated to dryness. The corresponding sulfoxide (0.5 g) (4-chloro-3-methoxy-10-methyl-5-oxo-10H-phenothiazine) was obtained by crystallization (m.p. decomposed at 141° C.).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04666907
Source datasetuspto-grants-1987_05
ORD IDord-f54d01d90ec04bcfa984328e5404f99b
Source noteuspto-grants-1987_05