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{{chembox |
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{{chembox |
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| Watchedfields = changed |
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| verifiedrevid = 399889801 |
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| verifiedrevid = 423594662 |
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| ImageFile = Flavan.PNG |
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| ImageFile = Flavan acsv.svg |
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| ImageSize = |
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| ImageSize = |
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| IUPACName = 3,4-dihydro-2-phenyl-2''H''-1-] |
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| IUPACName = Flavan |
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| SystematicName = 2-Phenyl-3,4-dihydro-2''H''-1-benzopyran |
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| OtherNames = |
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| OtherNames = |
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| Section1 = {{Chembox Identifiers |
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|Section1={{Chembox Identifiers |
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| CASNo = |
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| PubChem = |
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| PubChem = 94156 |
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| SMILES = c |
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| CASNo = 494-12-2 |
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| EC_number = 207-786-6 |
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| ChEBI = 38691 |
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| ChEMBL = 444299 |
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| ChemSpiderID = 84973 |
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| Beilstein = 383899 |
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| StdInChI = 1S/C15H14O/c1-2-6-12(7-3-1)15-11-10-13-8-4-5-9-14(13)16-15/h1-9,15H,10-11H2 |
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| StdInChIKey = QOLIPNRNLBQTAU-UHFFFAOYSA-N |
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| SMILES = C1CC2=CC=CC=C2OC1C1=CC=CC=C1 |
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| Section2 = {{Chembox Properties |
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|Section2={{Chembox Properties |
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| Formula = C<sub>15</sub>H<sub>14</sub>O |
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| Formula = C<sub>15</sub>H<sub>14</sub>O |
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| MolarMass = 210.27 g/mol |
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| MolarMass = 210.27 g/mol |
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| Appearance = |
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| ExactMass = 210.104465 u |
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| Appearance = |
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| Section3 = {{Chembox Hazards |
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|Section3={{Chembox Hazards |
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| Autoignition = }} |
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The '''flavans''' are ] derivatives that use the 2-phenyl-3,4-dihydro-2''H''-chromene skeleton. They may be found in plants. These compounds include the ]s, ] and ]s (]). |
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The '''flavans''' are a type of ]. |
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A ''C''-glycosidic flavan can be isolated from ].<ref>Proanthocyanidin glycosides and related polyphenols from cacao liquor and their antioxidant effects. Tsutomu Hatano, Haruka Miyatake, Midori Natsume, Naomi Osakabe, Toshio Takizawa, Hideyuki Ito and Takashi Yoshida, Phytochemistry, April 2002, Volume 59, Issue 7, Pages 749–758, {{doi|10.1016/S0031-9422(02)00051-1}}</ref> |
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==References== |
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'']'' is an ] producing root nitrogen-fixing nodules infested by '']''. There is a regular pattern of cell layers containing flavans.<ref>{{Cite book | last1 = Laplaze | first1 = L. | last2 = Gherbi | first2 = H. | last3 = Frutz | first3 = T. | last4 = Pawlowski | first4 = K. | last5 = Franche | first5 = C. | last6 = Macheix | first6 = J. J. | last7 = Auguy | first7 = F. | last8 = Bogusz | first8 = D. | last9 = Duhoux | first9 = E. | chapter = Flavan-Containing Cells Delimit Frankia Infected Compartments in Casuarina glauca Nodules | doi = 10.1007/0-306-47615-0_254 | title = Nitrogen Fixation: From Molecules to Crop Productivity | series = Current Plant Science and Biotechnology in Agriculture | volume = 38 | pages = 455 | year = 2002 | isbn = 0-7923-6233-0 }}</ref> |
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== References == |
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{{reflist}} |
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{{reflist}} |
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{{flavonoid}} |
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{{flavonoid}} |
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{{flavan}} |
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{{flavan}}{{Plant pigments}} |
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] |
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] |
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{{Natural-phenol-stub}} |
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{{Aromatic-stub}} |
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] |
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