2-Ehtyl-1,3-Cyclopentanedione
2-Ethyl-1,3-cyclopentanedione
CAS: 823-36-9
Molecular Formula: C7H10O2
2-Ehtyl-1,3-Cyclopentanedione - Names and Identifiers
| Name | 2-Ethyl-1,3-cyclopentanedione |
| Synonyms | 2-Ethyl-1 ETHYLCYCLE-D 2-ETHYLCYCLOPENTAN-1,3-DIONE 2-ETHYL-1,3-CYCLOPENTANEDIONE 2-Ehtyl-1,3-Cyclopentanedione 2-Ethyl-1,3-cyclopentanedione 2-Ethylcyclopentane-1,3-dione 1,3-Cyclopentanedione, 2-ethyl- 2-ethyl-3-hydroxycyclopent-2-en-1-one 2-ETHYL-1,3-CYCLOPENTANEDIONE(ETHYLCYCLE-D) |
| CAS | 823-36-9 |
| EINECS | 212-512-3 |
| InChI | InChI=1/C7H10O2/c1-2-5-6(8)3-4-7(5)9/h8H,2-4H2,1H3 |
2-Ehtyl-1,3-Cyclopentanedione - Physico-chemical Properties
| Molecular Formula | C7H10O2 |
| Molar Mass | 126.15 |
| Density | 1.0579 (rough estimate) |
| Melting Point | 172-175 °C |
| Boling Point | 194.28°C (rough estimate) |
| Flash Point | 90.4°C |
| Solubility | soluble in Methanol |
| Vapor Presure | 0.0186mmHg at 25°C |
| Appearance | powder to crystal |
| Color | White to Light yellow |
| BRN | 1860068 |
| pKa | 10.87±0.20(Predicted) |
| PH | 2.94 at 24.3℃ and 10g/L |
| Storage Condition | 2-8℃ |
| Refractive Index | 1.4660 (estimate) |
| MDL | MFCD00044191 |
| Use | It is an intermediate of norethisterone 18-methyl, triene, a precursor of D ring in the total synthesis of steroids |
2-Ehtyl-1,3-Cyclopentanedione - Risk and Safety
| Safety Description | 24/25 - Avoid contact with skin and eyes. |
2-Ehtyl-1,3-Cyclopentanedione - Reference Information
| LogP | 0.3 at 30℃ and pH7.69 |
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| Use | is an intermediate of norethindrone 18-methyl, the precursor of D ring in the total synthesis of steroids is an intermediate of 18-methyl, it is the precursor of D ring in the total synthesis of steroid compounds. The Family Planning drug 18-methyl norgestrel and the intermediate of triene. |
| production method | n-butyric acid is obtained by chlorination and cyclization. |
Last Update：2024-04-09 02:00:12
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