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Record Information
Version2.0
Created at2024-09-11 19:40:21 UTC
Updated at2024-09-11 19:40:21 UTC
NP-MRD IDNP0339098
Secondary Accession NumbersNone
Natural Product Identification
Common Name7'-Carboxy-alpha-chromanol
Description7'-Carboxy-alpha-chromanol belongs to the class of organic compounds known as 1-benzopyrans. These are organic aromatic compounds that 1-benzopyran, a bicyclic compound made up of a benzene ring fused to a pyran, so that the oxygen atom is at the 1-position. 7'-Carboxy-alpha-chromanol is an extremely weak basic (essentially neutral) compound (based on its pKa). In addition to these oxidation products, the other major class of tocopherol metabolites is the carboxyethyl-hydroxychromans. The tocopherols ( a-tocopherol , b-tocopherol ,r-tocopherol and d-tocopherol ) and their corresponding tocotrienols are synthesized by plants and have vitamin E antixoidant activity (see pathway vitamin E biosynthesis ). Other major products of a-tocopherol oxidation include α-tocopherylquinone and epoxy-a-tocopherols.
Structure
Thumb
Synonyms
ValueSource
7-[(2R)-6-Hydroxy-2,5,7,8-tetramethyl-3,4-dihydro-2H-1-benzopyran-2-yl]-4-methylheptanoateGenerator
Chemical FormulaC21H32O4
Average Mass348.4764 Da
Monoisotopic Mass348.23006 Da
IUPAC Name7-[(2R)-6-hydroxy-2,5,7,8-tetramethyl-3,4-dihydro-2H-1-benzopyran-2-yl]-4-methylheptanoic acid
Traditional Name7-[(2R)-6-hydroxy-2,5,7,8-tetramethyl-3,4-dihydro-1-benzopyran-2-yl]-4-methylheptanoic acid
CAS Registry NumberNot Available
SMILES
CC(CCC[C@]1(C)CCC2=C(O1)C(C)=C(C)C(O)=C2C)CCC(O)=O
InChI Identifier
InChI=1S/C21H32O4/c1-13(8-9-18(22)23)7-6-11-21(5)12-10-17-16(4)19(24)14(2)15(3)20(17)25-21/h13,24H,6-12H2,1-5H3,(H,22,23)/t13?,21-/m1/s1
InChI KeyRXYXCDMLSTZSRY-QUXALOBESA-N
Experimental Spectra
Not Available
Predicted Spectra
Not Available
Chemical Shift Submissions
Not Available
Species
Species of OriginNot Available
Chemical Taxonomy
Description Belongs to the class of organic compounds known as 1-benzopyrans. These are organic aromatic compounds that 1-benzopyran, a bicyclic compound made up of a benzene ring fused to a pyran, so that the oxygen atom is at the 1-position.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassBenzopyrans
Sub Class1-benzopyrans
Direct Parent1-benzopyrans
Alternative Parents
Substituents
  • 1-benzopyran
  • Medium-chain fatty acid
  • Alkyl aryl ether
  • Branched fatty acid
  • Heterocyclic fatty acid
  • Hydroxy fatty acid
  • Methyl-branched fatty acid
  • Fatty acyl
  • Fatty acid
  • Benzenoid
  • Carboxylic acid derivative
  • Carboxylic acid
  • Ether
  • Oxacycle
  • Monocarboxylic acid or derivatives
  • Organic oxide
  • Hydrocarbon derivative
  • Carbonyl group
  • Organic oxygen compound
  • Organooxygen compound
  • Aromatic heteropolycyclic compound
Molecular FrameworkAromatic heteropolycyclic compounds
External DescriptorsNot Available
Physical Properties
StateNot Available
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP4.76ALOGPS
logP5.95ChemAxon
logS-5ALOGPS
pKa (Strongest Acidic)4.65ChemAxon
pKa (Strongest Basic)-4.9ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area66.76 ŲChemAxon
Rotatable Bond Count7ChemAxon
Refractivity100.34 m³·mol⁻¹ChemAxon
Polarizability40.95 ųChemAxon
Number of Rings2ChemAxon
BioavailabilityYesChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDHMDB0012848
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDFDB029185
KNApSAcK IDNot Available
Chemspider IDNot Available
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound53481529
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General ReferencesNot Available