Dimedone

• Catalog No.: A10140
• CAS Number: 126-81-8
• M. F.: C8H12O2
• M. W.: 140.17968
• Purity: 98%

SYNONYMS

• Title: 双甲酮
• IUPAC name: 5,5-dimethylcyclohexane-1,3-dione
• IUPAC Traditional name: medon
• Synonyms: 5,5-Dimethyl-1,3-cyclohexanedione

DATABASE IDS

• EC Number: 204-804-4
• MDL Number: MFCD00001588
• Beilstein Number: 471489
• CAS Number: 126-81-8
• Merck Index: 143242

PROPERTIES

• Purity: 98%
• Melting Point: 146-150°C
• RTECS: GV0345000
• TSCA Listed: 是

REFERENCES

• Classical reagent for the identification and isolation of aldehydes: J. Org. Chem., 11, 95 (1946).
• A comparative study has shown that CAN is superior to Mn(OAc)₃ for this type of reaction: J. Chem. Soc., Perkin 1, 1487 (1996).
• For conditions leading to exclusive 2-monomethylation, see: Synth. Commun., 3, 347 (1973). For direct nitration at the 2-position, see review on ɑ-nitroketones: Synthesis, 261 (1980).
• Undergoes an example of an oxidative addition of 1,3-dicarbonyl compounds, mediated by CAN (Cerium(IV) ammonium nitrate, A12882), to give an alkene, e.g. with 2-methyl-2-pentene, the product is a fused dihydrofuran derivative: J. Chem. Soc., Perkin 1, 187 (1995):