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Record Information
Version1.0
Created at2022-05-11 16:39:31 UTC
Updated at2022-05-11 16:39:31 UTC
NP-MRD IDNP0087082
Secondary Accession NumbersNone
Natural Product Identification
Common NameCholesteryl acetate
Description2-Methylacetoacetic acid, also known as 2-methyl-3-oxo-butyric acid or 2-acetylpropionic acid, belongs to the class of organic compounds known as short-chain keto acids and derivatives. These are keto acids with an alkyl chain the contains less than 6 carbon atoms. 2-Methylacetoacetic acid is an extremely weak basic (essentially neutral) compound (based on its pKa). Cholesteryl acetate is found in Baccharoides anthelmintica, Cajanus cajan, Digitalis purpurea, Dioscorea polystachya, Dolichousnea longissima, Heteroxenia ghardaqensis, Pyrosoma atlanticum, Wrightia tinctoria and Zea mays. It was first documented in 1996 (PMID: 9001814). 2-Methylacetoacetic acid, with regard to humans, has been linked to the inborn metabolic disorder beta-ketothiolase deficiency (PMID: 14518824) (PMID: 17371050) (PMID: 9744475).
Structure
Thumb
Synonyms
ValueSource
2-MethylacetoacetateGenerator
2-Methyl-3-oxo-butyric acidHMDB
2-Methyl-3-oxo-butyrateHMDB
2Methyl-3-ketovalerateHMDB
(+/-)-2-methyl-3-oxobutanoateHMDB
(+/-)-2-methyl-3-oxobutanoic acidHMDB
2-Acetylpropionic acidHMDB
2-Methyl-3-ketobutyric acidHMDB
2-Methyl-3-oxo-butanoateHMDB
2-Methyl-3-oxo-butanoic acidHMDB
2-Methyl-3-oxobutanoateHMDB
2-Methyl-3-oxobutanoic acidHMDB
2-Methyl-3-oxobutyric acidHMDB
2-Methyl-acetoacetic acidHMDB
3-oxo-2-Methylbutyric acidHMDB
a-Methylacetoacetic acidHMDB
alpha-MethylacetoacetateHMDB
alpha-Methylacetoacetic acidHMDB
(-)-2-Methyl-3-oxobutanoic acidHMDB
(2S)-2-Methyl-3-oxobutanoic acidHMDB
(S)-2-Acetylpropionic acidHMDB
(S)-2-Methyl-3-oxobutyric acidHMDB
(±)-2-methyl-3-oxobutanoic acidHMDB
3-Keto-2-methylbutyrateHMDB
3-Keto-2-methylbutyric acidHMDB
Α-methylacetoacetic acidHMDB
(-)-Cholesteryl acetateHMDB
(3b)-Cholest-5-en-3-ol acetateHMDB
3-Cholesteryl acetateHMDB
3b-Acetoxycholest-5-eneHMDB
Cholest-5-en-3b-ol acetateHMDB
Cholest-5-en-3b-yl acetateHMDB
Cholesterin acetateHMDB
Cholesterol 3-acetateHMDB
Cholesterol 3b-acetateHMDB
Cholesterol acetateHMDB
(2R,5S,15R)-2,15-Dimethyl-14-[(2R)-6-methylheptan-2-yl]tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-7-en-5-yl acetic acidGenerator, HMDB
Cholesteryl acetateMeSH
Cholesteryl acetic acidGenerator
Chemical FormulaC29H48O2
Average Mass428.6902 Da
Monoisotopic Mass428.36543 Da
IUPAC Name(2R,5S,15R)-2,15-dimethyl-14-[(2R)-6-methylheptan-2-yl]tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-7-en-5-yl acetate
Traditional Name(2R,5S,15R)-2,15-dimethyl-14-[(2R)-6-methylheptan-2-yl]tetracyclo[8.7.0.0²,⁷.0¹¹,¹⁵]heptadec-7-en-5-yl acetate
CAS Registry NumberNot Available
SMILES
CC(C)CCC[C@@H](C)C1CCC2C3CC=C4C[C@H](CC[C@]4(C)C3CC[C@]12C)OC(C)=O
InChI Identifier
InChI=1S/C29H48O2/c1-19(2)8-7-9-20(3)25-12-13-26-24-11-10-22-18-23(31-21(4)30)14-16-28(22,5)27(24)15-17-29(25,26)6/h10,19-20,23-27H,7-9,11-18H2,1-6H3/t20-,23+,24?,25?,26?,27?,28+,29-/m1/s1
InChI KeyXUGISPSHIFXEHZ-JUTJDYIZSA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Anas platyrhynchosFooDB
AnatidaeFooDB
Anser anserFooDB
Baccharoides anthelminticaLOTUS Database
Bison bisonFooDB
Bos taurusFooDB
Bos taurus X Bison bisonFooDB
Bubalus bubalisFooDB
Cajanus cajanLOTUS Database
Capra aegagrus hircusFooDB
CervidaeFooDB
Cervus canadensisFooDB
ColumbaFooDB
ColumbidaeFooDB
Digitalis purpureaLOTUS Database
Dioscorea polystachyaLOTUS Database
Dolichousnea longissimaLOTUS Database
Dromaius novaehollandiaeFooDB
Equus caballusFooDB
Gallus gallusFooDB
Heteroxenia ghardaqensisLOTUS Database
Lagopus mutaFooDB
LeporidaeFooDB
Lepus timidusFooDB
Melanitta fuscaFooDB
Meleagris gallopavoFooDB
Numida meleagrisFooDB
OdocoileusFooDB
OryctolagusFooDB
Ovis ariesFooDB
PhasianidaeFooDB
Phasianus colchicusFooDB
Pyrosoma atlanticumLOTUS Database
Struthio camelusFooDB
Sus scrofaFooDB
Sus scrofa domesticaFooDB
Wrightia tinctoriaLOTUS Database
Zea maysLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as short-chain keto acids and derivatives. These are keto acids with an alkyl chain the contains less than 6 carbon atoms.
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassKeto acids and derivatives
Sub ClassShort-chain keto acids and derivatives
Direct ParentShort-chain keto acids and derivatives
Alternative Parents
Substituents
  • Beta-keto acid
  • Branched fatty acid
  • Methyl-branched fatty acid
  • Short-chain keto acid
  • Beta-hydroxy ketone
  • Fatty acyl
  • 1,3-dicarbonyl compound
  • Ketone
  • Carboxylic acid derivative
  • Carboxylic acid
  • Monocarboxylic acid or derivatives
  • Carbonyl group
  • Hydrocarbon derivative
  • Organic oxygen compound
  • Organooxygen compound
  • Organic oxide
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic 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
logP7.4ALOGPS
logP7.55ChemAxon
logS-7.5ALOGPS
pKa (Strongest Basic)-7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area26.3 ŲChemAxon
Rotatable Bond Count7ChemAxon
Refractivity129.77 m³·mol⁻¹ChemAxon
Polarizability54.7 ųChemAxon
Number of Rings4ChemAxon
BioavailabilityYesChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
HMDB IDHMDB0003771
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDFDB023226
KNApSAcK IDNot Available
Chemspider ID24191898
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound150996
PDB IDNot Available
ChEBI ID37079
Good Scents IDNot Available
References
General References
  1. Fukao T, Zhang GX, Sakura N, Kubo T, Yamaga H, Hazama A, Kohno Y, Matsuo N, Kondo M, Yamaguchi S, Shigematsu Y, Kondo N: The mitochondrial acetoacetyl-CoA thiolase (T2) deficiency in Japanese patients: urinary organic acid and blood acylcarnitine profiles under stable conditions have subtle abnormalities in T2-deficient patients with some residual T2 activity. J Inherit Metab Dis. 2003;26(5):423-31. [PubMed:14518824 ]
  2. Fukao T, Kodama A, Aoyanagi N, Tsukino R, Uemura S, Song XQ, Watanebe H, Kuhara T, Matsumoto I, Orii T, Kondo N: Mild form of beta-ketothiolase deficiency (mitochondrial acetoacetyl-CoA thiolase deficiency) in two Japanese siblings: identification of detectable residual activity and cross-reactive material in EB-transformed lymphocytes. Clin Genet. 1996 Oct;50(4):263-6. [PubMed:9001814 ]
  3. Haapalainen AM, Merilainen G, Pirila PL, Kondo N, Fukao T, Wierenga RK: Crystallographic and kinetic studies of human mitochondrial acetoacetyl-CoA thiolase: the importance of potassium and chloride ions for its structure and function. Biochemistry. 2007 Apr 10;46(14):4305-21. doi: 10.1021/bi6026192. Epub 2007 Mar 20. [PubMed:17371050 ]
  4. Fukao T, Nakamura H, Song XQ, Nakamura K, Orii KE, Kohno Y, Kano M, Yamaguchi S, Hashimoto T, Orii T, Kondo N: Characterization of N93S, I312T, and A333P missense mutations in two Japanese families with mitochondrial acetoacetyl-CoA thiolase deficiency. Hum Mutat. 1998;12(4):245-54. doi: 10.1002/(SICI)1098-1004(1998)12:4<245::AID-HUMU5>3.0.CO;2-E. [PubMed:9744475 ]