Introduction：Basic information about CAS 765-69-5|2-Methylcyclopentane-1,3-dione, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2-Methylcyclopentane-1,3-dione |
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| CAS Number | 765-69-5 | Molecular Weight | 112.127 |
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| Density | 1.1±0.1 g/cm3 | Boiling Point | 218.0±23.0 °C at 760 mmHg |
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| Molecular Formula | C6H8O2 | Melting Point | 212-215 °C(lit.) |
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| MSDS | ChineseUSA | Flash Point | 78.5±19.6 °C |
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Names
| Name | 2-Methyl-1,3-cyclopentanedione |
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| Synonym | More Synonyms |
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2-Methylcyclopentane-1,3-dione BiologicalActivity
| Description | 2-Methylcyclopentane-1,3-dione is a key intermediate for the total synthesis of steroids[1]. |
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| Related Catalog | Research Areas >>OthersSignaling Pathways >>Others >>Others |
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| References | [1]. Victor J. Grenda, et al. A convenient synthesis of 2-methylcyclopentane-1,3-dione. RETURN TO ISSUEPREVARTICLENEXT |
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Chemical & Physical Properties
| Density | 1.1±0.1 g/cm3 |
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| Boiling Point | 218.0±23.0 °C at 760 mmHg |
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| Melting Point | 212-215 °C(lit.) |
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| Molecular Formula | C6H8O2 |
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| Molecular Weight | 112.127 |
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| Flash Point | 78.5±19.6 °C |
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| Exact Mass | 112.052429 |
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| PSA | 34.14000 |
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| LogP | -0.78 |
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| Vapour Pressure | 0.1±0.4 mmHg at 25°C |
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| Index of Refraction | 1.463 |
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| InChIKey | HXZILEQYFQYQCE-UHFFFAOYSA-N |
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| SMILES | CC1C(=O)CCC1=O |
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Safety Information
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
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| Hazard Codes | Xi |
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| Risk Phrases | R36/37/38 |
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| Safety Phrases | S22-S24/25 |
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| RIDADR | NONH for all modes of transport |
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| WGK Germany | 3 |
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| HS Code | 29142900 |
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Customs
| HS Code | 2914299000 |
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| Summary | 2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
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Articles3
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| Dyotropic rearrangements of fused tricyclic β-lactones: application to the synthesis of (-)-curcumanolide A and (-)-curcumalactone. J. Am. Chem. Soc. 134(32) , 13348-56, (2012) Dyotropic rearrangements of fused, tricyclic β-lactones are described that proceed via unprecedented stereospecific, 1,2-acyl migrations delivering bridged, spiro-γ-butyrolactones. A unique example of... | |
Synonyms
| 1,3-Cyclopentanedione, 2-methyl- |
| 2-methyl-1,3-cyclo-pentanedione |
| 2-Methylcyclopentan-1,3-dion |
| Cyclopentanecarbonylchloride,2-methyl |
| MFCD00001406 |
| 2-methylcyclopentane-1,3-dione |
| 2-Methyl-1,3-cyclopentanedione |
| 2-methylcyclopentanecarbonyl chloride |
| 2-methyl-cyclopentane-1,3-dione |
| 2-methyl-cyclopentan-1,3-dione |
| EINECS 212-153-2 |
| 2-Methyl-1,3-cyclopentadione |
| 2-Methyl-cyclopentan-1-carbonsaeure-chlorid |
