Record Information
Version1.0
Creation Date2016-05-26 02:43:15 UTC
Update Date2016-11-09 01:19:17 UTC
Accession NumberCHEM031530
Identification
Common NameCalamin
ClassSmall Molecule
Description2,5-Diethyl-3-methylpyrazine is a flavouring ingredient. It is found in various cooked foods, e.g. potato, beef, pork, cocoa, coffee, bread, sesame seed and soyabean.
Contaminant Sources
  • FooDB Chemicals
Contaminant TypeNot Available
Chemical Structure
Thumb
Synonyms
ValueSource
3,6-Diethyl-2-methylpyrazineHMDB
FEMA 3915HMDB
Onguent de calamineHMDB
Methyl (3S)-3-[(1R,2S,3R,6R,10S,11R,14S)-11-(furan-3-yl)-3-hydroxy-5-(2-hydroxypropan-2-yl)-2,6,10-trimethyl-4,13-dioxo-12,15-dioxatetracyclo[8.5.0.0¹,¹⁴.0²,⁷]pentadecan-6-yl]-3-hydroxypropanoic acidGenerator
Chemical FormulaC27H36O10
Average Molecular Mass520.569 g/mol
Monoisotopic Mass520.231 g/mol
CAS Registry Number74751-40-9
IUPAC Namemethyl (3S)-3-[(1R,2S,3R,6R,10S,11R,14S)-11-(furan-3-yl)-3-hydroxy-5-(2-hydroxypropan-2-yl)-2,6,10-trimethyl-4,13-dioxo-12,15-dioxatetracyclo[8.5.0.0¹,¹⁴.0²,⁷]pentadecan-6-yl]-3-hydroxypropanoate
Traditional Namemethyl (3S)-3-[(1R,2S,3R,6R,10S,11R,14S)-11-(furan-3-yl)-3-hydroxy-5-(2-hydroxypropan-2-yl)-2,6,10-trimethyl-4,13-dioxo-12,15-dioxatetracyclo[8.5.0.0¹,¹⁴.0²,⁷]pentadecan-6-yl]-3-hydroxypropanoate
SMILESCOC(=O)C[C@H](O)[C@]1(C)C2CC[C@@]3(C)[C@@H](OC(=O)[C@H]4O[C@@]34[C@]2(C)[C@@H](O)C(=O)C1C(C)(C)O)C1=COC=C1
InChI IdentifierInChI=1S/C27H36O10/c1-23(2,33)18-17(30)19(31)26(5)14(25(18,4)15(28)11-16(29)34-6)7-9-24(3)20(13-8-10-35-12-13)36-22(32)21-27(24,26)37-21/h8,10,12,14-15,18-21,28,31,33H,7,9,11H2,1-6H3/t14?,15-,18?,19-,20-,21+,24-,25-,26-,27+/m0/s1
InChI KeyDQSNUOLMAKKASD-KUNOYEQWSA-N
Chemical Taxonomy
Description belongs to the class of organic compounds known as pyrazines. Pyrazines are compounds containing a pyrazine ring, which is a six-member aromatic heterocycle, that consists of two nitrogen atoms (at positions 1 and 4) and four carbon atoms.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassDiazines
Sub ClassPyrazines
Direct ParentPyrazines
Alternative Parents
Substituents
  • Pyrazine
  • Heteroaromatic compound
  • Azacycle
  • Organic nitrogen compound
  • Organopnictogen compound
  • Hydrocarbon derivative
  • Organonitrogen compound
  • Aromatic heteromonocyclic compound
Molecular FrameworkAromatic heteromonocyclic compounds
External DescriptorsNot Available
Biological Properties
StatusDetected and Not Quantified
OriginNot Available
Cellular LocationsNot Available
Biofluid LocationsNot Available
Tissue LocationsNot Available
PathwaysNot Available
ApplicationsNot Available
Biological RolesNot Available
Chemical RolesNot Available
Physical Properties
StateNot Available
AppearanceNot Available
Experimental Properties
PropertyValue
Melting PointNot Available
Boiling PointNot Available
SolubilityNot Available
Predicted Properties
PropertyValueSource
Water Solubility0.19 g/LALOGPS
logP1.74ALOGPS
logP1.16ChemAxon
logS-3.4ALOGPS
pKa (Strongest Acidic)12.81ChemAxon
pKa (Strongest Basic)-2.9ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count7ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area156.03 ŲChemAxon
Rotatable Bond Count6ChemAxon
Refractivity125.95 m³·mol⁻¹ChemAxon
Polarizability52.9 ųChemAxon
Number of Rings5ChemAxon
Bioavailability1ChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleYesChemAxon
Spectra
Spectra
Spectrum TypeDescriptionSplash KeyView
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positivesplash10-06rl-9024520000-8296ef186fedd5235145Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (2 TMS) - 70eV, Positivesplash10-000t-6251309000-61f8671fe8a5d1af680aSpectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (TBDMS_3_4) - 70eV, PositiveNot AvailableSpectrum
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS ("Calamin,3TBDMS,#4" TMS) - 70eV, PositiveNot AvailableSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-0uki-0000950000-afe93ace095a68cb6a98Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-0f7a-0000920000-ab3ac5ee773b149e3de3Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-000b-9125710000-27968ae4324fca1a7bd0Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-00or-1000940000-353bf208ff76502eead3Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-0g4i-3000930000-dfb1bdc4b67da9294145Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-05te-8001900000-70d541406429a98a8d89Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-0g4i-0000950000-a09daf8f0b0ba9418d74Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-0v6r-1034930000-b8d617102e8aa48c1ad8Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-002n-9215300000-ab12b3121f7a0be7d86cSpectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-02t9-0001970000-2db0a928c81baa603ec8Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-01oy-3003910000-4b1fa0295fe18ec45bf6Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-00di-9000000000-58056a82f83bb536ef5aSpectrum
Toxicity Profile
Route of ExposureNot Available
Mechanism of ToxicityNot Available
MetabolismNot Available
Toxicity ValuesNot Available
Lethal DoseNot Available
Carcinogenicity (IARC Classification)Not Available
Uses/SourcesNot Available
Minimum Risk LevelNot Available
Health EffectsNot Available
SymptomsNot Available
TreatmentNot Available
Concentrations
Not Available
DrugBank IDNot Available
HMDB IDHMDB0036132
FooDB IDFDB014981
Phenol Explorer IDNot Available
KNApSAcK IDNot Available
BiGG IDNot Available
BioCyc IDNot Available
METLIN IDNot Available
PDB IDNot Available
Wikipedia LinkNot Available
Chemspider ID33311
ChEBI IDNot Available
PubChem Compound ID36225
Kegg Compound IDNot Available
YMDB IDNot Available
ECMDB IDNot Available
References
Synthesis ReferenceNot Available
MSDSNot Available
General References
1. Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.