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General Material Information

Preferred name para-anisyl acetaldehyde
Trivial Name 4-Methoxyphenylacetaldehyde
Short Description p-methoxyphenylacetaldehyde
Formula C9 H10 O2
CAS Number 5703-26-4
Flavis Number 5.159
ECHA Number 227-191-5
FDA UNII Search
Nikkaji Number J225.107H
MDL MFCD02261769
NMR Predictor External link
Synonyms
  • acetaldehyde, 2-(4-methoxyphenyl)-
  • p- anisyl acetaldehyde
  • benzeneacetaldehyde, 4-methoxy-
  • 4-methoxyphenyl acetaldehyde
  • p- methoxyphenyl acetaldehyde
  • para- methoxyphenyl acetaldehyde
  • 2-(4-methoxyphenyl) ethanal
  • (4-methoxyphenyl)acetaldehyde
  • 2-(4-methoxyphenyl)acetaldehyde
  • 2-(4-methoxyphenyl)ethanal
  • 4-methoxyphenylacetaldehyde
  • p- methoxyphenylacetaldehyde
  • 2-(4-methoxyphenyl)acetaldehyde
  • Acetaldehyde, (p-methoxyphenyl)-
  • 4-Methoxybenzeneacetaldehyde
  • p-Anisylacetaldehyde
  • Homoanisaldehyde
  • 4-Methoxyphenylacetaldehyde
  • (p-Methoxyphenyl)acetaldehyde
  • 2-(p-Anisyl)ethanal
  • 2-(4-Methoxyphenyl)ethanal

US / EU / FDA / JECFA / FEMA / Scholar / Patents

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Other Information

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 150.17709350586
Specific gravity @ 25 °C
Pounds per Gallon 9.095 to 9.145
Refractive Index 1.531 to 1.537 @ 20 °C
Boiling Point 255 to 256°C @ 760 mm Hg
Vapor Pressure 0.016 mmHg @ 25 °C
Flash Point TCC Value 108.33 °C TCC
logP (o/w) 1.62
Solubility
alcohol Yes
water, slightly Yes
water, 3115 mg/L @ 25 °C (est) Yes
Stability
alkalis Unspecified

Organoleptic Properties

Odor Type: Floral
hawthorn, anisic, powdery
General comment At 10.00 % in dipropylene glycol. powerful hawthorn

Potential Uses

Applications
Odor purposes Bouquet, Hawthorn, Lilac

Safety Information

Safety information

Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Pictogram
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined

Safety in use information

Category:
flavor and fragrance agents
RIFM Fragrance Material Safety Assessment: Search
IFRA Code of Practice Notification of the 49th Amendment to the IFRA Code of Practice
Recommendation for para-anisyl acetaldehyde usage levels up to:
2.0000 % in the fragrance concentrate.
Maximised Survey-derived Daily Intakes (MSDI-EU): 0.037 (μg/capita/day)
Modified Theoretical Added Maximum Daily Intake (mTAMDI): 1600 (μg/person/day)
Threshold of Concern:1800 (μg/person/day)
Structure Class: I
Food categories according to Commission Regulation EC No. 1565/2000 (EC, 2000) in FGE.06 (EFSA, 2002a). According to the Industry the "normal" use is defined as the average of reported usages and "maximum use" is defined as the 95th percentile of reported usages (EFSA, 2002i).
Note: mg/kg = 0.001/1000 = 0.000001 = 1/1000000 = ppm.
average usage mg/kgmaximum usage mg/kg
Dairy products, excluding products of category 02.0 (01.0): 3.0000015.00000
Fats and oils, and fat emulsions (type water-in-oil) (02.0): 2.0000010.00000
Edible ices, including sherbet and sorbet (03.0): 3.0000015.00000
Processed fruit (04.1): 2.0000010.00000
Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2): --
Confectionery (05.0): 4.0000020.00000
Chewing gum (05.3): --
Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0): 2.0000010.00000
Bakery wares (07.0): 5.0000025.00000
Meat and meat products, including poultry and game (08.0): 1.000005.00000
Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0): 1.000005.00000
Eggs and egg products (10.0): --
Sweeteners, including honey (11.0): --
Salts, spices, soups, sauces, salads, protein products, etc. (12.0): 2.0000010.00000
Foodstuffs intended for particular nutritional uses (13.0): 3.0000015.00000
Non-alcoholic ("soft") beverages, excl. dairy products (14.1): 2.0000010.00000
Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2): 4.0000020.00000
Ready-to-eat savouries (15.0): 5.0000025.00000
Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0): 2.0000010.00000

Safety references

European Food Safety Athority(EFSA):Flavor usage levels; Subacute, Subchronic, Chronic and Carcinogenicity Studies; Developmental / Reproductive Toxicity Studies; Genotoxicity Studies...

European Food Safety Authority (EFSA) reference(s):

Opinion of the Scientific Panel on food additives, flavourings, processing aids and materials in contact with food (AFC) related to: Flavouring Group Evaluation 14 (FGE.14): Phenethyl alcohol, aldehyde, esters, and related phenylacetic acid esters from chemical group 15 (Commission Regulation (EC) No 1565/2000 of 18 July 2000)
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Flavouring Group Evaluation 55 (FGE.55): Consideration of phenyl-substituted aliphatic alcohols and related aldehydes and esters evaluated by JECFA (63rd meeting) structurally related to phenethyl alcohol, aldehyde, esters and related phenylacetic acid esters evaluated by EFSA in FGE.14 (2005) and aryl-substituted saturated and unsaturated primary alcohol/aldehyde/acid/ester derivatives evaluated by EFSA in FGE.15 (2005) (Commission Regulation (EC) No 1565/2000 of 18 July 2000) - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC)
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Flavouring Group Evaluation 53 (FGE.53): Consideration of phenethyl alcohol, aldehyde, acid and related acetals and esters evaluated by JECFA (59th meeting) structurally related to phenethyl alcohol, aldehyde, esters and related phenylacetic acid esters evaluated by EFSA in FGE.14 (2005) and one phenoxyethyl ester evaluated in FGE.23 (2006) (Commission Regulation (EC) No 1565/2000 of 18 July 2000) - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in contact with Food (AFC)
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Flavouring Group Evaluation 14, Revision 1 (FGE.14Rev1): Phenethyl alcohol, aldehyde, acetals, carboxylic acid and related esters from chemical group 15 and 22 [1] - Opinion of the Scientific Panel on Food Additives, Flavourings, Processing Aids and Materials in Contact with Food
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Flavouring Group Evaluation 53, Revision 1 (FGE.53Rev1): Consideration of phenethyl alcohol, aldehyde, acid and related acetals and esters evaluated by JECFA (59th meeting) FGE.23Rev1 (2008)
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EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :79782
National Institute of Allergy and Infectious Diseases:Data
2-(4-methoxyphenyl)acetaldehyde
Chemidplus:0005703264