Showing Compound p-Tolyl isobutyrate (FDB016836)

Record Information

Version

1.0

Creation date

2010-04-08 22:12:40 UTC

Update date

2025-11-19 01:50:15 UTC

Primary ID

FDB016836

Secondary Accession Numbers

Not Available

Chemical Information

FooDB Name

p-Tolyl isobutyrate

Description

p-Tolyl isobutyrate belongs to the class of organic compounds known as phenol esters. These are aromatic compounds containing a benzene ring substituted by a hydroxyl group and an ester group. p-Tolyl isobutyrate is an animal, floral, and fruity tasting compound. Based on a literature review very few articles have been published on p-Tolyl isobutyrate.

CAS Number

103-93-5

Structure

MOL SDF 3D-SDF PDB SMILES InChI View 3D Structure

Synonyms

Synonym	Source
p-Tolyl isobutyric acid	Generator
4-Methylphenyl 2-methylpropanoate	HMDB
FEMA 3075	HMDB
Isobutyric acid, P-tolyl ester	HMDB
P-Cresyl isobutyrate	HMDB
P-Methylphenyl 2-methylpropanoate	HMDB
P-Methylphenyl isobutyrate	HMDB
P-Tolyl 2-methylpropanoate	HMDB
Para-tolyl isobutyrate	HMDB
Paracresyl isobutyrate	HMDB
Proapnoic acid, 2-methyl-, 4-methylphenyl ester	HMDB
Propanoic acid, 2-methyl-, 4-methylphenyl ester	HMDB
4-Methylphenyl 2-methylpropanoic acid	Generator
Cresyl isobutyrate, p-	biospider
Isobutyric acid, p-tolyl ester	biospider
Methylphenyl 2-methylpropanoate, p-	biospider
P-cresyl isobutyrate	biospider
P-methylphenyl isobutyrate	biospider
p-Tolyl isobutyrate	db_source
Tolyl 2-methylpropanoate, p-	biospider

Predicted Properties

Property	Value	Source
Water Solubility	0.1 g/L	ALOGPS
logP	2.84	ALOGPS
logP	3.34	ChemAxon
logS	-3.2	ALOGPS
pKa (Strongest Basic)	-7.2	ChemAxon
Physiological Charge	0	ChemAxon
Hydrogen Acceptor Count	1	ChemAxon
Hydrogen Donor Count	0	ChemAxon
Polar Surface Area	26.3 Å²	ChemAxon
Rotatable Bond Count	3	ChemAxon
Refractivity	51.43 m³·mol⁻¹	ChemAxon
Polarizability	20.12 Å³	ChemAxon
Number of Rings	1	ChemAxon
Bioavailability	Yes	ChemAxon
Rule of Five	Yes	ChemAxon
Ghose Filter	Yes	ChemAxon
Veber's Rule	Yes	ChemAxon
MDDR-like Rule	No	ChemAxon

Chemical Formula

C11H14O2

IUPAC name

4-methylphenyl 2-methylpropanoate

InChI Identifier

InChI=1S/C11H14O2/c1-8(2)11(12)13-10-6-4-9(3)5-7-10/h4-8H,1-3H3

InChI Key

UPPSFGGDKACIKP-UHFFFAOYSA-N

Isomeric SMILES

CC(C)C(=O)OC1=CC=C(C)C=C1

Average Molecular Weight

178.2277

Monoisotopic Molecular Weight

178.099379692

Classification

Description

Belongs to the class of organic compounds known as phenol esters. These are aromatic compounds containing a benzene ring substituted by a hydroxyl group and an ester group.

Kingdom

Organic compounds

Super Class

Benzenoids

Class

Phenol esters

Sub Class

Not Available

Direct Parent

Phenol esters

Alternative Parents

Substituents

Phenol ester
Phenoxy compound
Toluene
Monocyclic benzene moiety
Carboxylic acid ester
Monocarboxylic acid or derivatives
Carboxylic acid derivative
Organic oxygen compound
Organic oxide
Hydrocarbon derivative
Organooxygen compound
Carbonyl group
Aromatic homomonocyclic compound

Molecular Framework

Aromatic homomonocyclic compounds

External Descriptors

Not Available

Ontology

Food

Role

Industrial application:

Food and nutrition:

Flavoring agent

Biological role:

Nutrient

Physico-Chemical Properties

Physico-Chemical Properties - Experimental

Property	Value	Reference
Physical state	Not Available
Physical Description	Not Available
Mass Composition	C 74.13%; H 7.92%; O 17.95%	DFC
Melting Point	Not Available
Boiling Point	Bp 237°	DFC
Experimental Water Solubility	Not Available
Experimental logP	Not Available
Experimental pKa	Not Available
Isoelectric point	Not Available
Charge	Not Available
Optical Rotation	Not Available
Spectroscopic UV Data	Not Available
Density	d25 1.01	DFC
Refractive Index	Not Available

Spectra

EI-MS/GC-MS

Type	Description	Splash Key	View
GC-MS	p-Tolyl isobutyrate, non-derivatized, GC-MS Spectrum	splash10-0a4l-9700000000-7f3009ff6f506c7ee841	Spectrum
GC-MS	p-Tolyl isobutyrate, non-derivatized, GC-MS Spectrum	splash10-0a4l-9700000000-7f3009ff6f506c7ee841	Spectrum
Predicted GC-MS	p-Tolyl isobutyrate, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive	splash10-0a4l-9600000000-8c1a5cb3db7263b6169f	Spectrum
Predicted GC-MS	p-Tolyl isobutyrate, non-derivatized, Predicted GC-MS Spectrum - 70eV, Positive	Not Available	Spectrum

MS/MS

Type	Description	Splash Key	View
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 10V, Positive	splash10-004i-3900000000-7a9ad8306d2aedd6038d	2016-08-03	View Spectrum
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 20V, Positive	splash10-00fu-9300000000-1f3c1833b43ba805ab0c	2016-08-03	View Spectrum
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 40V, Positive	splash10-05fu-9000000000-2ffcc75dbc17c85974de	2016-08-03	View Spectrum
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 10V, Negative	splash10-004i-0900000000-6e7b0a2ac81982ca91d5	2016-08-03	View Spectrum
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 20V, Negative	splash10-004i-1900000000-3ae02da818ce6df2050a	2016-08-03	View Spectrum
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 40V, Negative	splash10-0a4i-9600000000-95ac89d8b92f48c62e75	2016-08-03	View Spectrum
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 10V, Negative	splash10-004i-0900000000-583273c8100f9e55b4bd	2021-09-23	View Spectrum
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 20V, Negative	splash10-056r-1900000000-63572ccb77119862bc0f	2021-09-23	View Spectrum
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 40V, Negative	splash10-0a4i-8900000000-f2d1fbc52a04d6b031f5	2021-09-23	View Spectrum
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 10V, Positive	splash10-004l-8900000000-60793204412dcffc53c7	2021-09-24	View Spectrum
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 20V, Positive	splash10-0006-9100000000-f5c106141721fbeea84e	2021-09-24	View Spectrum
Predicted MS/MS	Predicted LC-MS/MS Spectrum - 40V, Positive	splash10-0006-9000000000-45ccceef90b7efa3c139	2021-09-24	View Spectrum

NMR

Not Available

External Links

ChemSpider ID

7401

ChEMBL ID

Not Available

KEGG Compound ID

Not Available

Pubchem Compound ID

7685

Pubchem Substance ID

Not Available

ChEBI ID

Not Available

Phenol-Explorer ID

Not Available

DrugBank ID

Not Available

HMDB ID

HMDB37708

CRC / DFC (Dictionary of Food Compounds) ID

DXH45-J:KTL74-I

EAFUS ID

3691

Dr. Duke ID

Not Available

BIGG ID

Not Available

KNApSAcK ID

Not Available

HET ID

Not Available

Food Biomarker Ontology

Not Available

VMH ID

Not Available

Flavornet ID

Not Available

GoodScent ID

rw1035021

SuperScent ID

Not Available

Wikipedia ID

Not Available

Phenol-Explorer Metabolite ID

Not Available

Duplicate IDS

Not Available

Old DFC IDS

Not Available

Associated Foods

Food	Content Range	Average	Reference
Food			Reference

Biological Effects and Interactions

Health Effects / Bioactivities

Not Available

Enzymes

Not Available

Pathways

Not Available

Metabolism

Not Available

Biosynthesis

Not Available

Organoleptic Properties

Flavours

Flavor	Citations
animal	The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.
floral	The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.
lily	The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.
narcissus	The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.
green	The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.
fruity	The Good Scents Company (2009). Flavor and fragrance information catalog. <http://www.thegoodscentscompany.com/allprod.html> Accessed 15.10.23.