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1-methyl naphthalene
General Material Information
| Preferred name | 1-methyl naphthalene |
| Trivial Name | 1-Methylnaphthalene |
| Short Description | 1-methylnaphthalene |
| Formula | C11 H10 |
| CAS Number | 90-12-0 |
| FEMA Number | 3193 |
| Flavis Number | 1.014 |
| ECHA Number | 201-966-8 |
| FDA UNII | E7SK1Y1311 |
| Nikkaji Number | J3.552A |
| Beilstein Number | 0506793 |
| MDL | MFCD00004034 |
| COE Number | 11009 |
| Bio Activity Summary | External link |
| NMR Predictor | External link |
| JECFA Food Flavoring | 1335 1-methylnaphthalene |
| FDA Patent | No longer provide for the use of these seven synthetic flavoring substances |
| FDA Mainterm | 90-12-0 ; 1-METHYLNAPHTHALENE |
| Synonyms |
|
US / EU / FDA / JECFA / FEMA / Scholar / Patents
| Google Scholar | Start search |
| Google Books | Start search |
| Google Patents | Start search |
| Perfumer & Flavorists | Start search |
| EU Patents | Start search |
| PubMeb | Start search |
| NCBI | Start search |
Literature & References
| 1-methylnaphthalene | |
| NIST Chemistry WebBook: | Search Inchi |
| Canada Domestic Sub. List: | 90-12-0 |
| Pubchem (cid): | 7002 |
| Pubchem (sid): | 134970782 |
Other Information
| (IUPAC): | Atomic Weights of the Elements 2011 (pdf) |
| Videos: | The Periodic Table of Videos |
| tgsc: | Atomic Weights use for this web site |
| (IUPAC): | Periodic Table of the Elements |
| FDA Substances Added to Food (formerly EAFUS): | View |
| CHEBI: | View |
| CHEMBL: | View |
| Metabolomics Database: | Search |
| UM BBD: | Search |
| KEGG (GenomeNet): | C14082 |
| HMDB (The Human Metabolome Database): | HMDB32860 |
| FooDB: | FDB010838 |
| Export Tariff Code: | 2902.90.9000 |
| Typical G.C. | |
| VCF-Online: | VCF Volatile Compounds in Food |
| ChemSpider: | View |
| Wikipedia: | View |
| Formulations/Preparations: mixed isomer grades | |
Suppliers
| Beijing Lys Chemicals | EMD Millipore |
| Glentham Life Sciences | Parchem |
| Penta International | Santa Cruz Biotechnology |
| Sigma-Aldrich | Synerzine |
| TCI AMERICA | WholeChem |
| Penta International Corporation |
PhysChem Properties
| Material listed in food chemical codex | No |
| Molecular weight | 142.20069885254 |
| Specific gravity | @ 20 °C |
| Pounds per Gallon | 8.472 to 8.556 |
| Refractive Index | 1.613 to 1.618 @ 20 °C |
| Boiling Point | 241 to 245°C @ 760 mm Hg |
| Vapor Pressure | 0.052 mmHg @ 25 °C |
| Flash Point TCC Value | 82.22 °C TCC |
| logP (o/w) | 3.87 |
| Solubility | |
| alcohol | Yes |
| water, 40.62 mg/L @ 25 °C (est) | Yes |
| water, 25.8 mg/L @ 25 °C (exp) | Yes |
| water | No |
Organoleptic Properties
| Odor Type: Naphthyl | |
| naphthyl, chemical, medicinal, camphoreous | |
| General comment | At 1.00 % in dipropylene glycol. naphthyl chemical medicinal camphor |
| Mosciano, Gerard P&F 16, No. 6, 43, (1991) | Naphthyl-like with a chemical medicinal and camphor-like nuance |
| Flavor Type: Naphthyl | |
| green, musty, naphthyl, medicinal | |
| General comment | Green musty |
| Mosciano, Gerard P&F 16, No. 6, 43, (1991) | At 1.00 ppm. Naphthyl-like with a medicinal nuance |
Occurrences
| (data available) |
Potential Uses
| Applications | |
| Flavoring purposes | Cheese , Grape , Meat , Smoke , Strawberry |
Safety Information
Safety information
| Preferred SDS: View | |
| European information : | |
| Most important hazard(s): | |
| Xn N - Harmful, Dangerous for the environment. | |
| R 22 - Harmful if swallowed. R 36/37/38 - Irritating to eyes, respiratory system, and skin. R 42/43 - May cause sensitization by inhalation and skin contact. R 51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. S 01/02 - Keep locked up and out of the reach of children. S 07 - Keep container tightly closed. S 16 - Keep away from sources of ignition - No Smoking. S 24/25 - Avoid contact with skin and eyes. S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 36/37/39 - Wear suitable clothing, gloves and eye/face protection. S 61 - Avoid release to the environment. Refer to special instructions/safety data sheet. | |
| 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: | |
| oral-rat LD50 1840 mg/kg Study not available (Izmerov et al., 1982) | |
| Dermal Toxicity: | |
| skin-rabbit LDLo 7500 mg/kg (Izmerov et al., 1982) | |
| 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 | |||
| Maximised Survey-derived Daily Intakes (MSDI-EU): | 0.73 (μg/capita/day) | ||
| Maximised Survey-derived Daily Intakes (MSDI-USA): | 0.06 (μg/capita/day) | ||
| Threshold of Concern: | 90 (μg/person/day) | ||
| Structure Class: | III | ||
| Use levels for FEMA GRAS flavoring substances on which the FEMA Expert Panel based its judgments that the substances are generally recognized as safe (GRAS). | |||
| The Expert Panel also publishes separate extensive reviews of scientific information on all FEMA GRAS flavoring substances and can be found at FEMA Flavor Ingredient Library | |||
| publication number: 4 | |||
| Click here to view publication 4 | |||
| average usual ppm | average maximum ppm | ||
| baked goods: | - | - | |
| beverages(nonalcoholic): | - | 1.00000 | |
| beverages(alcoholic): | - | - | |
| breakfast cereal: | - | - | |
| cheese: | - | - | |
| chewing gum: | - | - | |
| condiments / relishes: | - | - | |
| confectionery froastings: | - | - | |
| egg products: | - | - | |
| fats / oils: | - | - | |
| fish products: | - | - | |
| frozen dairy: | - | 1.00000 | |
| fruit ices: | - | 1.00000 | |
| gelatins / puddings: | - | 1.00000 | |
| granulated sugar: | - | - | |
| gravies: | - | - | |
| hard candy: | - | 1.00000 | |
| imitation dairy: | - | - | |
| instant coffee / tea: | - | - | |
| jams / jellies: | - | - | |
| meat products: | - | - | |
| milk products: | - | - | |
| nut products: | - | - | |
| other grains: | - | - | |
| poultry: | - | - | |
| processed fruits: | - | - | |
| processed vegetables: | - | - | |
| reconstituted vegetables: | - | - | |
| seasonings / flavors: | - | - | |
| snack foods: | - | - | |
| soft candy: | - | - | |
| soups: | - | - | |
| sugar substitutes: | - | - | |
| sweet sauces: | - | - | |
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): |
| Flavouring Group Evaluation 25, (FGE.25)[1] - Aliphatic and aromatic hydrocarbons from chemical group 31 - Scientific Opinion of the Panel on Food Additives, Flavourings, Processing Aids and Materials in Contact with Food View page or View pdf |
| Flavouring Group Evaluation 78 (FGE.78)[1] - Consideration of Aliphatic and alicyclic and aromatic hydrocarbons evaluated by JECFA (63rd meeting) structurally related to aliphatic and aromatic hydrocarbons evaluated by EFSA in FGE.25 - Scientific Opinion of the Panel on Food Additives,Flavourings, Processing Aids and Materials in Contact with Food (AFC) View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 25Rev1: Aliphatic and aromatic hydrocarbons from chemical group 31 View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 78, Revision 1 (FGE.78Rev1): Consideration of aliphatic and alicyclic and aromatic hydrocarbons evaluated by JECFA (63rd meeting) structurally related to aliphatic and aromatic hydrocarbons evaluated by EFSA in FGE.25Rev2 View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 25, Revision 2 (FGE.25Rev2): Aliphatic and aromatic hydrocarbons from chemical group 31 View page or View pdf |
| Statement on List of Representative Substances for Testing. The current Statement lays down a list of substances in sub-groups with representative substances for which additional data are required prior to their evaluation through the Procedure (Regulation (EC) No 1565/2000). View page or View pdf |
| Scientific Opinion on Flavouring Group Evaluation 78, Revision 2 (FGE.78Rev2): Consideration of aliphatic and alicyclic and aromatic hydrocarbons evaluated by JECFA (63rd meeting) structurally related to aliphatic hydrocarbons evaluated by EFSA in FGE.25Rev3 View page or View pdf |
| Scientific opinion on Flavouring Group Evaluation 25, Revision 3 (FGE.25Rev3): Aliphatic hydrocarbons from chemical group 31 View page or View pdf |
| EPI System: View |
| NIOSH International Chemical Safety Cards:search |
| Chemical Carcinogenesis Research Information System:Search |
| AIDS Citations:Search |
| Cancer Citations:Search |
| Toxicology Citations:Search |
| Carcinogenic Potency Database:Search |
| EPA Substance Registry Services (TSCA):90-12-0 |
| EPA ACToR:Toxicology Data |
| EPA Substance Registry Services (SRS):Registry |
| Laboratory Chemical Safety Summary :7002 |
| National Institute of Allergy and Infectious Diseases:Data |
| WISER:UN 3082 |
| WGK Germany:2 |
| 1-methylnaphthalene |
| Chemidplus:0000090120 |
| EPA/NOAA CAMEO:hazardous materials |
| RTECS:90-12-0 |