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3-Propylidenephthalide

mixture of isomers, analytical standard

Synonym(s):

3-Propylidene-1(3H)-isobenzofuranone

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About This Item

Empirical Formula (Hill Notation):
C11H10O2
CAS Number:
Molecular Weight:
174.20
EC Number:
MDL number:
UNSPSC Code:
85151701
PubChem Substance ID:
NACRES:
NA.24

grade

analytical standard

Quality Level

Assay

≥97.0% (sum of isomers, GC)

shelf life

limited shelf life, expiry date on the label

refractive index

n20/D 1.579-1.590
n20/D 1.586 (lit.)

bp

170 °C/12 mmHg (lit.)

mp

5 °C (lit.)

density

1.122 g/mL at 25 °C (lit.)

application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care

format

neat

storage temp.

2-8°C

SMILES string

CC\C=C1/OC(=O)c2ccccc12

InChI

1S/C11H10O2/c1-2-5-10-8-6-3-4-7-9(8)11(12)13-10/h3-7H,2H2,1H3/b10-5-

InChI key

NGSZDVVHIGAMOJ-YHYXMXQVSA-N

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General description

3-Propylidenephthalide, a substituted alkyldenephthalide, is a flavoring ingredient. It is typically added as a food additive. 3-Propylidenephthalide belongs to chemical group 11, called ‘alicyclic and aromatic lactones′.

Application

3-Propylidenephthalide may be used as an analytical standard for the determination of the analyte in cosmetics and personal care products, tobacco products, and biological samples by various chromatography techniques.

Analysis Note

remarks on GC: main isomer ≥97%

Recommended products

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Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Skin Sens. 1B

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup


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Scientific Opinion on the safety and efficacy of alicyclic and aromatic lactones (chemical group 11) when used as flavourings for all animal species
EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP)
EFSA Journal, 10(3), 2622-2622 (2012)
Data integration of non-animal tests for the development of a test battery to predict the skin sensitizing potential and potency of chemicals
Nukada Y, et al.
Toxicology in vitro, 27(2), 609-618 (2013)
Vinyl aromatic compounds. VI. Alkylidenephthalides and related compounds
Mowry DT, et al.
Journal of the American Chemical Society, 71(1), 120-122 (1949)
An overview of the effects of tobacco ingredients on smoke chemistry and toxicity
Baker RR, et al.
Food And Chemical Toxicology, 42(2), 53-83 (2004)
Comparative sensitizing potencies of fragrances, preservatives, and hair dyes
Liden C, et al.
Contact Dermatitis, 75(5), 265-275 (2016)

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