Chromane (benzodihydropyran) is a heterocyclic chemical compound with the chemical formula C9H10O.[2] Chromane is a structural feature of more complex compounds including E vitamins (tocopherols and tocotrienols), Dianin's compound, and the pharmaceutical drugs troglitazone, ormeloxifene, and nebivolol. Such compounds are sometimes described as chromans.
Names | |
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Preferred IUPAC name
3,4-Dihydro-2H-1-benzopyran | |
Other names
Chroman; Benzodihydropyran; Benzoxane
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Identifiers | |
3D model (JSmol)
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116150 | |
ChEBI | |
ChemSpider | |
EC Number |
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122981 | |
PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C9H10O | |
Molar mass | 134.178 g·mol−1 |
Hazards | |
GHS labelling:[1] | |
Warning | |
H226, H302, H315, H319, H335 | |
P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, P501 | |
Related compounds | |
Related compounds
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Tetrahydroquinoline, Tetralin, Chromene, Coumaran |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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See also
edit- Chromene (benzopyran)
References
edit- ^ "Chromane". pubchem.ncbi.nlm.nih.gov. Retrieved 22 February 2024.
- ^ Rindfusz, R. E. (April 1919). "Syntheses of Chromanes and Coumaranes". Journal of the American Chemical Society. 41 (4): 665–670. doi:10.1021/ja01461a015.
External links
edit- Media related to benzodihydropyrans at Wikimedia Commons
- The dictionary definition of chromane at Wiktionary