ortho-tolualdehyde
o-tolualdehyde
Identification
| Name | ortho-tolualdehyde |
| IUPAC | 2-methylbenzaldehyde |
| CAS Number | 529-20-4 |
| EINECS | 208-452-2 |
| FDA UNII | Q7E5H6W6BG |
| Molecular Formula | C8 H8 O |
| Molecular Weight | 120.15096000 |
| MDL Number | MFCD00003338 |
| Nikkaji Number | J6.680J |
| Beilstein | 0605841 |
| CoE Number | 115 |
| XlogP3 | 2.10 (est) |
Regulatory
| DG SANTE Food Flavourings | 05.026 o-tolualdehyde |
Physical Properties
| Appearance | colorless to pale yellow clear liquid (est) |
| Assay | 97.00 to 100.00 |
| Food Chemicals Codex Listed | No |
| Specific Gravity | 1.01300 to 1.02900 @ 25.00 °C. |
| Pounds per Gallon - (est). | 8.429 to 8.562 |
| Refractive Index | 1.54000 to 1.54700 @ 20.00 °C. |
| Boiling Point | 200.00 to 201.00 °C. @ 760.00 mm Hg |
| Vapor Pressure | 0.397000 mmHg @ 25.00 °C. (est) |
| Flash Point | 171.00 °F. TCC ( 77.22 °C. ) |
| logP (o/w) | 2.260 |
| Soluble in | alcohol |
| Insoluble in | water |
| Similar Items | note |
Cosmetic Information
| CosIng | cosmetic data |
| Cosmetic Uses | perfuming agents |
Organoleptic Properties
| Odor Description | at 1.00 % in dipropylene glycol. |
Safety Information
| Preferred SDS | View |
| European information | Most important hazard(s): |
| Oral/Parenteral Toxicity | Not determined |
| Dermal Toxicity | Not determined |
| Inhalation Toxicity | Not determined |
GHS Classification
['GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)', 'GHS Label elements, including precautionary statements']
Safety in Use
| Category | flavor and fragrance agents |
| RIFM Fragrance Material Safety Assessment | Search |
| IFRA Critical Effect | Dermal sensitization |
| IFRA RESTRICTION LIMITS IN THE FINISHED PRODUCT (%) | Category 1: Products applied to the lips |
| Notes | IFRA FLAVOR REQUIREMENTS: |
| Maximised Survey-derived Daily Intakes (MSDI-EU) | 1.00 (μg/capita/day) |
| Modified Theoretical Added Maximum Daily Intake (mTAMDI) | 9100 (μg/person/day) |
| Threshold of Concern | 1800 (μg/person/day) |
| Structure Class | I |
| Dairy products, excluding products of category 02.0 (01.0) | 15.03000 |
| Fats and oils, and fat emulsions (type water-in-oil) (02.0) | - |
| Edible ices, including sherbet and sorbet (03.0) | - |
| Processed fruit (04.1) | - |
| Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2) | - |
| Confectionery (05.0) | 56.26000 |
| Chewing gum (05.3) | - |
| Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0) | - |
| Bakery wares (07.0) | 25.82000 |
| Meat and meat products, including poultry and game (08.0) | - |
| Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0) | - |
| Eggs and egg products (10.0) | - |
| Sweeteners, including honey (11.0) | - |
| Salts, spices, soups, sauces, salads, protein products, etc. (12.0) | - |
| Foodstuffs intended for particular nutritional uses (13.0) | - |
| Non-alcoholic ("soft") beverages, excl. dairy products (14.1) | 9.91000 |
| Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2) | 6.23000 |
| Ready-to-eat savouries (15.0) | - |
| Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0) | - |
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Potential Uses
Natural Occurrence
Synonyms
benzaldehyde, 2-methyl-
2-
formyl toluene
2-
formyltoluene
2-
methyl benzaldehyde
o-
methyl benzaldehyde
ortho-
methyl benzaldehyde
2-
methyl-benzaldehyde
o-
methylbenazldehyde
2-
methylbenzaldehyde
o-
methylbenzaldehyde
2-
tolualdehyde
o-
tolualdehyde
o-
toluic aldehyde
ortho-
toluic aldehyde
ortho-
toluyl aldehyde
o-
toluylaldehyde
o-
tolyl aldehyde
ortho-
tolyl aldehyde
o-
tolylaldehyde
ortho-
tolylaldehyde
PubMed:
[Analysis of volatile components in Qingshanlvshui tea using solid-phase microextraction/accelerated solvent extraction-gas chromatography-mass spectrometry].
PubMed:
Evaluation of benzaldehyde derivatives from Morinda officinalis as anti-mite agents with dual function as acaricide and mite indicator.
PubMed:
Reaction of selected carbohydrate aldehydes with benzylmagnesium halides: benzyl versus o-tolyl rearrangement.
PubMed:
[Study on constituents of essential oil from Lonicera fulvotomentosa in different collected periods].
PubMed:
The atmospheric photolysis of o-tolualdehyde.
PubMed:
Long-term performance of passive materials for removal of ozone from indoor air.
PubMed:
Further investigation into maple syrup yields 3 new lignans, a new phenylpropanoid, and 26 other phytochemicals.
PubMed:
2-Bromo-4-chloro-6-[(E)-o-tolyl-imino-meth-yl]phenol.
PubMed:
[Analysis of volatile components in Qingshanlvshui tea using solid-phase microextraction/accelerated solvent extraction-gas chromatography-mass spectrometry].
PubMed:
Volatile carbonylic compounds in downtown Santiago, Chile.
PubMed:
Inhibitory effects on mushroom tyrosinase by some alkylbenzaldehydes.
PubMed:
Biodegradation of dimethylphenols by bacteria with different ring-cleavage pathways of phenolic compounds.
PubMed:
Direct observation of aldehyde insertion into rhodium-aryl and -alkoxide complexes.
PubMed:
Neurovascular interactions between aldose reductase and angiotensin-converting enzyme inhibition in diabetic rats.
PubMed:
Kinetic characteristics of ZENECA ZD5522, a potent inhibitor of human and bovine lens aldose reductase.
PubMed:
Oxidation of tolualdehydes to toluic acids catalyzed by cytochrome P450-dependent aldehyde oxygenase in the mouse liver.
PubMed:
Embryotoxic effects of acrolein, methacrylates, guanidines and resorcinol on three day chicken embryos.
PubMed:
A search for new anticonvulsant compounds among 3-aryl-5-benzylidene derivatives of 2-thiohydantoin.