Record Information
Version1.0
Creation date2010-04-08 22:10:14 UTC
Update date2019-08-01 18:42:08 UTC
Primary IDFDB012544
Secondary Accession NumbersNot Available
Chemical Information
FooDB Name(E)-2-Butenal
Description(2Z)-but-2-enal belongs to the class of organic compounds known as enals. These are an alpha,beta-unsaturated aldehyde of general formula RC=C-CH=O in which the aldehydic C=O function is conjugated to a C=C triple bond at the alpha,beta position. Based on a literature review very few articles have been published on (2Z)-but-2-enal.
CAS Number123-73-9
Structure
Thumb
Synonyms
SynonymSource
Not AvailableNot Available
Predicted PropertiesNot Available
Chemical FormulaC4H6O
IUPAC name
InChI IdentifierInChI=1S/C4H6O/c1-2-3-4-5/h2-4H,1H3/b3-2-
InChI KeyMLUCVPSAIODCQM-IHWYPQMZSA-N
Isomeric SMILESC\C=C/C=O
Average Molecular Weight70.0898
Monoisotopic Molecular Weight70.041864814
Classification
Description Belongs to the class of organic compounds known as enals. These are an alpha,beta-unsaturated aldehyde of general formula RC=C-CH=O in which the aldehydic C=O function is conjugated to a C=C triple bond at the alpha,beta position.
KingdomOrganic compounds
Super ClassOrganic oxygen compounds
ClassOrganooxygen compounds
Sub ClassCarbonyl compounds
Direct ParentEnals
Alternative Parents
Substituents
  • Enal
  • Organic oxide
  • Hydrocarbon derivative
  • Short-chain aldehyde
  • Aldehyde
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External DescriptorsNot Available
Ontology
OntologyNo ontology term
Physico-Chemical Properties
Physico-Chemical Properties - Experimental
PropertyValueReference
Physical stateNot Available
Physical DescriptionNot Available
Mass CompositionC 68.55%; H 8.63%; O 22.83%DFC
Melting PointMp -69°DFC
Boiling PointBp 102.2° (104°)DFC
Experimental Water Solubility150 mg/mL at 2 oCYALKOWSKY,SH & DANNENFELSER,RM (1992)
Experimental logPNot Available
Experimental pKaNot Available
Isoelectric pointNot Available
ChargeNot Available
Optical RotationNot Available
Spectroscopic UV DataNot Available
Densityd2020 0.85DFC
Refractive Indexn17D 1.4384DFC
Spectra
Spectra
EI-MS/GC-MSNot Available
MS/MSNot Available
NMRNot Available
ChemSpider ID559039
ChEMBL IDNot Available
KEGG Compound IDNot Available
Pubchem Compound ID643950
Pubchem Substance IDNot Available
ChEBI IDNot Available
Phenol-Explorer IDNot Available
DrugBank IDDB04381
HMDB IDHMDB34233
CRC / DFC (Dictionary of Food Compounds) IDHHW33-L:HHW34-M
EAFUS IDNot Available
Dr. Duke IDCROTONALDEHYDE
BIGG IDNot Available
KNApSAcK IDNot Available
HET IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
Flavornet ID123-73-9
GoodScent IDNot Available
SuperScent IDNot Available
Wikipedia IDNot Available
Phenol-Explorer Metabolite IDNot Available
Duplicate IDSNot Available
Old DFC IDSNot Available
Associated Foods
FoodContent Range AverageReference
FoodReference
Biological Effects and Interactions
Health Effects / BioactivitiesNot Available
EnzymesNot Available
PathwaysNot Available
MetabolismNot Available
BiosynthesisNot Available
Organoleptic Properties
Flavours
FlavorCitations
flower
  1. Arn, H, Acree TE. “Flavornet: A database of aroma compounds based on odor potency in natural products”. Developments in Food Science 40 (1998): 27. doi:10.1016/S0167-4501(98)80029-0
Files
MSDSNot Available
References
Synthesis ReferenceNot Available
General ReferenceNot Available
Content Reference— Duke, James. 'Dr. Duke's Phytochemical and Ethnobotanical Databases. United States Department of Agriculture.' Agricultural Research Service, Accessed April 27 (2004).