43119-28-4
43119-28-4 structure
- Name: (1S,5R)-(-)-2-OXABICYCLO[3.3.0]OCT-6-EN-3-ONE
- Chemical Name: (3aR,6aS)-3,3a,6,6a-tetrahydrocyclopenta[b]furan-2-one
- CAS Number: 43119-28-4
- Molecular Formula: C7H8O2
- Molecular Weight: 124.137
- Create Date: 2018-12-15 08:52:29
- Modify Date: 2026-07-01 20:39:32
-
(–)-G-lactone is a bicyclic γ-lactone prostaglandin chiral synthon and a building block.
| Name | (3aR,6aS)-3,3a,6,6a-tetrahydrocyclopenta[b]furan-2-one |
|---|---|
| Synonyms |
(-)-CIS-2-OXABICYCLO[3.3.0]OCT-6-EN-3-ONE
(3aR,6aS)-3,3a,6,6a-Tetrahydro-2H-cyclopenta[b]furan-2-one (3,6aS)-3,3a,6,6a-Tetrahydro-2H-cyclopenta[b]furan-2-one, (3,6aS)-3,3a,6,6a-Tetrahydro-2H-1-oxapentalen-2-one (1S,5R)-2-OXABICYCLO[3.3.0]OCT-6-EN-3-ONE (1S,5R)-2-Oxabicyclo[3.3.0]oct-6-en-3-one, >= (3,6aS)-3,3a,6,6a-Tetrahydro-2H-cyclopenta[b]furan-2-one (1S,5R)-(-)-CIS-2-OXABICYCLO[3.3.0]OCT-6- EN-3-ONE ()-G-Lactone (3,6aS)-3,3a,6,6a-tetrahydrocyclopenta[b]furan-2-one MFCD00010402 (1S,5R)-(-)-cis-2-Oxabicyclo[3.3.0]oct-6-en-3-one Gama-Butyrolactone Related Compound 1 (1S,5R)-2-Oxabicyclo[3.3.0]oct-6-en-3-one (1S,5R)-2-Oxabicyclo[3.3.0]octane-6-ene-3-one (1β,5β)-2-Oxabicyclo[3.3.0]octane-6-ene-3-one 2H-Cyclopenta[b]furan-2-one,3,3a,6,6a-tetrahydro-, (3,6aS) (-)- G Lactone (3,6AS)-3,3A,6,6A-TETRAHYDRO-2H-1-OXAPENTALEN-2-ONE |
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 263.1±39.0 °C at 760 mmHg |
| Melting Point | 44-46ºC(lit.) |
| Molecular Formula | C7H8O2 |
| Molecular Weight | 124.137 |
| Flash Point | 104.0±24.5 °C |
| Exact Mass | 124.052429 |
| PSA | 26.30000 |
| LogP | 0.05 |
| Vapour Pressure | 0.0±0.5 mmHg at 25°C |
| Index of Refraction | 1.522 |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |