5-Carbethoxy-4,6-dimethyl-2-pyrone
5-Carbethoxy-4,6-dimethyl-2-pyrone structure
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Common Name | 5-Carbethoxy-4,6-dimethyl-2-pyrone | ||
|---|---|---|---|---|
| CAS Number | 3385-34-0 | Molecular Weight | 196.20000 | |
| Density | 1.167 g/mL at 25 °C(lit.) | Boiling Point | 290-295 °C(lit.) | |
| Molecular Formula | C10H12O4 | Melting Point | 17-18 °C(lit.) | |
| MSDS | USA | Flash Point | >230 °F | |
| Name | ethyl 2,4-dimethyl-6-oxopyran-3-carboxylate |
|---|---|
| Synonym | More Synonyms |
| Density | 1.167 g/mL at 25 °C(lit.) |
|---|---|
| Boiling Point | 290-295 °C(lit.) |
| Melting Point | 17-18 °C(lit.) |
| Molecular Formula | C10H12O4 |
| Molecular Weight | 196.20000 |
| Flash Point | >230 °F |
| Exact Mass | 196.07400 |
| PSA | 56.51000 |
| LogP | 1.43330 |
| Index of Refraction | n20/D 1.515(lit.) |
| Water Solubility | Insoluble |
|
~79%
5-Carbethoxy-4,... CAS#:3385-34-0 |
| Literature: Martinez, A. Garcia; Fernandez, A. Herrera; Vilchez, D. Molero; Ubeda, A Herrera; Hanack, M.; Subramian, L. R. Anales de Quimica, 1995 , vol. 91, # 1.2 p. 121 - 123 |
|
~%
5-Carbethoxy-4,... CAS#:3385-34-0 |
| Literature: Justus Liebigs Annalen der Chemie, , vol. 222, p. 16 Journal of the American Chemical Society, , vol. 73, p. 3531 Justus Liebigs Annalen der Chemie, , vol. 259, p. 173,185 Org. Synth. Coll. Vol., , vol. IV, p. 549 Org. Sinth. Coll. Vol., , vol. IV, p. 549 |
|
~64%
5-Carbethoxy-4,... CAS#:3385-34-0 |
| Literature: Huang, Xian; Shen, Ruwei Synthesis, 2006 , # 16 p. 2731 - 2737 |
|
~0%
5-Carbethoxy-4,... CAS#:3385-34-0 |
| Literature: Jones, Raymond C.F.; Patience, Jacqueline M. Tetrahedron Letters, 1989 , vol. 30, # 24 p. 3217 - 3218 |
|
~%
5-Carbethoxy-4,... CAS#:3385-34-0 |
| Literature: Justus Liebigs Annalen der Chemie, , vol. 222, p. 16 |
|
~%
5-Carbethoxy-4,... CAS#:3385-34-0 |
| Literature: Justus Liebigs Annalen der Chemie, , vol. 259, p. 173,185 |
|
~%
5-Carbethoxy-4,... CAS#:3385-34-0 |
| Literature: Journal of the American Chemical Society, , vol. 73, p. 3531 |
|
~%
5-Carbethoxy-4,... CAS#:3385-34-0 |
| Literature: Justus Liebigs Annalen der Chemie, vol. 259, p. 181 |
| Precursor 8 | |
|---|---|
| DownStream 8 | |
CAS#:41264-06-6
CAS#:499-02-5
CAS#:481-74-3
CAS#:18152-79-9
CAS#:18713-45-6
CAS#:541-47-9
CAS#:24186-78-5| HS Code | 2932209090 |
|---|---|
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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A convenient preparation of the side-chain lactone ring of a withanolide precursor.
Steroids 54(3) , 313-20, (1989) Condensation of C22 and C21 steroidal aldehydes with ethyl 4,6-dimethyl-2-oxo-2H-pyran-5-carboxylate 1 in alkaline medium, followed by decarboxylation, provides a simple route to the alpha, beta-unsat... |
| Ethyl isodehydroacetate |
| Ethylisodehydroacetate |
| 2H-Pyran-5-carboxylic acid,4,6-dimethyl-2-oxo-,ethyl ester |
| 4,6-dimethyl-2-oxo-2H-pyran-5-carboxylic acid ethyl ester |
| Ethyl 4,6-dimethyl-2-oxo-2H-pyran-5-carboxylate |
| 5-Carbethoxy-4,6-dimethyl-2-pyrone |
| (2,3-Dimethylphenoxy)acetic acid |
| EINECS 222-195-3 |
| ethyl 2,4-dimethyl-6-oxo-pyran-3-carboxylate |
| ethyl 4,6-dimethyl-2-oxopyran-5-carboxylate |
| MFCD00006643 |
| Ethyl isodehydracetate |