Other grades of this product :
| CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE Basic information |
| Product Name: | CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE | | Synonyms: | rel-(3aR,6aR)-3a,6a-diMethyl-octahydropentalene-2,5-dione;(3aβ,6aβ)-3a,6a-Dimethyloctahydropentalene-2,5-dione;1β,5β-Dimethylbicyclo[3.3.0]octane-3,7-dione;3a,4,6,6a-Tetrahydro-3aα,6aα-dimethyl-2,5(1H,3H)-pentalenedione;3aβ,6aβ-Dimethyltetrahydropentalene-2,5(1H,4H)-dione;CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE;3A,6A-DIMETHYLPERHYDROPENTALENE-2,5-DIONE;cis-tetrahydro-3a,6a-dimethylpentalene-2,5(1H,3H)-dione | | CAS: | 21170-10-5 | | MF: | C10H14O2 | | MW: | 166.22 | | EINECS: | 244-255-8 | | Product Categories: | chiral;C10;Carbonyl Compounds;Ketones | | Mol File: | 21170-10-5.mol |
| CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE Chemical Properties |
| Melting point | 228-230 °C(lit.) | | Boiling point | 254.44°C (rough estimate) | | density | 1.0060 (rough estimate) | | refractive index | 1.4930 (estimate) | | CAS DataBase Reference | 21170-10-5(CAS DataBase Reference) |
| Hazard Codes | Xi | | Safety Statements | 24/25 | | WGK Germany | 3 | | Hazard Note | Irritant | | HS Code | 2914290090 |
| CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE Usage And Synthesis |
| Chemical Properties | white to light yellow crystal powde | | Synthesis Reference(s) | Tetrahedron Letters, 9, p. 4885, 1968 DOI: 10.1016/S0040-4039(00)72784-5 | | General Description | Olefination of cis-1,5-dimethylbicyclo[3.3.0]octane-3,7-dione with (carbethoxyethylidene)triphenylphospharane under controlled microwave heating has been investigated. It reacts with carbon disulfide, strong base and an alkylating agent in dipolar aprotic solvents to yield racemic mixtures of 2-dialkylthio-methylene compounds. |
| CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE Preparation Products And Raw materials |
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![CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE](/img/21170-10-5.jpg "CIS-1,5-DIMETHYLBICYCLO[3.3.0]OCTANE-3,7-DIONE")
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