ChemicalBook Product Catalog Flavors and fragrances Synthetic fragrances Carboxylic acids and esters Aliphatic dicarboxylic acid esters P-TOLYL ISOBUTYRATE

P-TOLYL ISOBUTYRATE

P-TOLYL ISOBUTYRATE Basic information
Product Name:P-TOLYL ISOBUTYRATE
Synonyms:Propanoicacid,2-methyl-,4-methylphenylester;P-TOLYL ISOBUTYRATE;P-CRESYL ISOBUTYRATE;P-CRESOL ISOBUTYRATE;PARA TOLYL ISOBUTYRATE;PARA CRESYL ISOBUTYRATE;FEMA 3075;ISOBUTYRIC ACID P-TOLYL ESTER
CAS:103-93-5
MF:C11H14O2
MW:178.23
EINECS:203-159-6
Product Categories:Organics
Mol File:103-93-5.mol
P-TOLYL ISOBUTYRATE Structure
P-TOLYL ISOBUTYRATE Chemical Properties
Boiling point 237 °C(lit.)
density 0.993 g/mL at 25 °C(lit.)
FEMA 3075 | P-TOLYL ISOBUTYRATE
refractive index n20/D 1.487(lit.)
Fp 205 °F
form clear liquid
color Colorless to Light yellow
Odorat 1.00 % in dipropylene glycol. animal floral lily narcissus green fruity
Odor Typeanimal
JECFA Number701
LogP2.89
EPA Substance Registry SystemPropanoic acid, 2-methyl-, 4-methylphenyl ester (103-93-5)
Safety Information
WGK Germany 2
RTECS NQ5460000
HS Code 29156000
toxicityThe acute oral LD50 value in rats was reported as 4 ml/kg (3.53-4.58 ml/kg) and the acute dermal LD50 value in rabbits as 3.97 ml/kg (Levenstein, 1974).
MSDS Information
ProviderLanguage
SigmaAldrich English
P-TOLYL ISOBUTYRATE Usage And Synthesis
Chemical Propertiesp-Tolyl isobutyrate has a very strong, lily-narcissus odor.
OccurrenceHas apparently not been reported to occur in nature.
UsesFlavoring.
PreparationBy esterification of p-cresol with isobutyric acid.
DefinitionChEBI: P-Tolyl isobutyrate is a benzoate ester and a member of phenols.
Safety ProfileModerately toxic by ingestion and skin contact. Combustible liquid. When heated to decomposition it emits acrid smoke and irritating fumes.
P-TOLYL ISOBUTYRATE Preparation Products And Raw materials
Raw materialsIsobutyric acid-->p-Cresol
Vanillin isobutyrate AKOS B014260 4-[3-(1-NAPHTHYL)ACRYLOYL]PHENYL PIVALATE 4-[3-(4-METHOXYPHENYL)-3-OXO-1-PROPENYL]PHENYL CYCLOHEXANECARBOXYLATE AURORA 6739 AURORA 2958 4-[3-(4-FLUOROPHENYL)-3-OXO-1-PROPENYL]PHENYL CYCLOHEXANECARBOXYLATE ESTRONE TRIMETHYLACETATE 4-[(Z)-3-(2,4-dichlorophenyl)-2-propenoyl]phenyl pivalate 4-(1,3-DITHIOLAN-2-YL)PHENYL CYCLOHEXANECARBOXYLATE 1,3,5(10)-ESTRATRIEN-3,17BETA-DIOL-3-PIVALATE 4-[3-(1,3-BENZODIOXOL-5-YL)ACRYLOYL]PHENYL PIVALATE 4-[3-(2,4-DIMETHOXYPHENYL)ACRYLOYL]PHENYL PIVALATE 4-[(E)-3-(2-thienyl)-2-propenoyl]phenyl pivalate 4-[3-(4-METHYLPHENYL)-3-OXO-1-PROPENYL]PHENYL PIVALATE 4-[(2,5-DIOXOTETRAHYDRO-1H-IMIDAZOL-4-YLIDEN)METHYL]PHENYL 3-CHLORO-2,2-DIMETHYLPROPANOATE 4-[3-(4-FLUOROPHENYL)ACRYLOYL]PHENYL PIVALATE 4-(3-OXO-3-PHENYL-1-PROPENYL)PHENYL PIVALATE
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