Potassium ethyl xanthate

• Catalog No.: A11450
• CAS Number: 140-89-6
• M. F.: C3H5KOS2
• M. W.: 160.2995
• Purity: 98%

SYNONYMS

• Title: 乙基黄原酸钾
• IUPAC name: potassium (ethoxymethanethioyl)sulfanide
• IUPAC Traditional name: potassium (ethoxymethanethioyl)sulfanide
• Synonyms: O-Ethylxanthic acid potassium salt; Ethyl potassium xanthate

DATABASE IDS

• Beilstein Number: 3596974
• Merck Index: 147696
• EC Number: 205-439-3
• CAS Number: 140-89-6
• MDL Number: MFCD00004931

PROPERTIES

• Purity: 98%
• Density: 1.558
• Flash Point: 205°C(401°F)
• Melting Point: ca 205°C dec.
• GHS Hazard statements: H302-H315-H319-H335
• European Hazard Symbols: X
• GHS Precautionary statements: P261-P305+P351+P338-P302+P352-P321-P405-P501A
• Risk Statements: 22-36/37/38
• RTECS: FG1575000
• Safety Statements: 26-36/37-60
• TSCA Listed: 是

REFERENCES

• Reagent for extraction of metal ions into organic solvents: Talanta, 23, 417 (1975).
• For use in the conversion of o-phenylenediamines to 2-mercapto benzimidazoles and o-amino phenols to 2-mercapto benzoxazoles, see: Org. Synth. Coll., 4, 569 (1963).
• Reaction with the tosylate of a secondary alcohol, followed by cleavage with ethylenediamine gives the thiol of opposite configuration: Synthesis, 425 (1974).
• For conversion of arene diazonium salts to thiols via the aryl ethyl xanthate, see: Org. Synth. Coll., 3, 809 (1955). [Caution! explosive diazonium xanthates may be formed: Org. Synth. Coll., 5, 1050 (1973)].