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| | PRECOCENE II Basic information |
| Product Name: | PRECOCENE II | | Synonyms: | PRECOCENE II;6,7-DIMETHOXY-2,2-DIMETHYL-3-CHROMENE;6,7-dimethoxy-2,2-dimethyl-2h-1-benzopyra;6,7-dimethoxy-2,2-dimethyl-2h-benzo(b)pyran;ageratochromene;precocene2;6,7-dimethoxy-2,2-dimethyl2H-1-benzopyran;6,7-Dimethoxy-2,2-dimethylchromene | | CAS: | 644-06-4 | | MF: | C13H16O3 | | MW: | 220.26 | | EINECS: | 211-408-5 | | Product Categories: | Intermediates & Fine Chemicals;Pharmaceuticals | | Mol File: | 644-06-4.mol |  |
| | PRECOCENE II Chemical Properties |
| Melting point | 47.50C | | Boiling point | 301.2°C (rough estimate) | | density | 1.1455 (rough estimate) | | refractive index | 1.4740 (estimate) | | Fp | 113 °C | | storage temp. | -20°C Freezer | | solubility | Chloroform (Slightly), Methanol (Slightly) | | form | Solid | | color | Pale Green to Yellow | | LogP | 3.380 (est) | | CAS DataBase Reference | 644-06-4 | | EPA Substance Registry System | 2H-1-Benzopyran, 6,7-dimethoxy-2,2-dimethyl- (644-06-4) |
| | PRECOCENE II Usage And Synthesis |
| Chemical Properties | Crystalline Solid | | Uses | Anti-juvenile hormones found in plants that induce reversible precocious metamorphosis and sterilization in insects by suppressing the function of the corpora allata gland. | | Definition | ChEBI: Precocene II is a member of chromenes. It has a role as a member of precocenes. | | Synthesis Reference(s) | Journal of Heterocyclic Chemistry, 25, p. 871, 1988 DOI: 10.1002/jhet.5570250333
Synthetic Communications, 20, p. 1347, 1990 DOI: 10.1080/00397919008052847
Tetrahedron Letters, 32, p. 7251, 1991 DOI: 10.1016/0040-4039(91)80489-S | | Safety Profile | Questionable carcinogen with experimental carcinogenic data. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes. |
| | PRECOCENE II Preparation Products And Raw materials |
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