• Lluch Essence
    • Lluch Essence S.L.
      A family company dedicated to sales and distribution
      Flexibility, availability, price and quality.
      Flexibility, availability, price and quality make LLUCH ESSENCE S.L. one of Europe’s references when it comes to essential oils and aroma chemicals, and it is now well known all around the world.
      Email:Info
      Voice:34 93 379 38 49
      Fax:34 93 370 65 04
      Product(s):
      NAPHTHALENE
       
 
naphthalene
  • Home
  • Suppliers
  • Organoleptics
      • Organoleptic Properties
        Odor Type :pungent
        Odor Strength :high ,
        recommend smelling in a 1.00 % solution or less
        Odor Description:
        at 10.00 % in benzyl benzoate. 
        pungent dry tarry
  • Properties
      • Physical Properties
        Appearance :white crystalline solid (est)
        Assay : 95.00 to 100.00 % 
        Food Chemicals Codex Listed :No
        Melting Point : 80.00 to  82.00 °C. @ 760.00 mm Hg
        Boiling Point : 217.00 to  219.00 °C. @ 760.00 mm Hg
        Boiling Point : 124.00 to  125.00 °C. @ 50.00 mm Hg
        Vapor Pressure :0.159000 mm/Hg @ 25.00 °C. (est)
        Vapor Density :4.4 ( Air = 1 )
        Flash Point : 174.00 °F. TCC ( 78.89 °C. )
        logP (o/w) : 3.300
  • Safety
      • Safety Information
        Most important hazard(s) :Xn N - Harmful, Dangerous for the environment.
          R 22 - Harmful if swallowed.
        R 40 - Possible risks of irreversable effects.
        R 50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
        S 02 - Keep out of the reach of children.
        S 20/21 - When using do not eat, drink or smoke.
        S 37/39 - Wear suitable gloves and eye/face protection.
        S 46 - If swallowed, seek medical advice immediately and show this container or label.
        S 60 - This material and its container must be disposed of as hazardous waste.
        S 61 - Avoid release to the environment. Refer to special instructions/safety data sheet.
        Oral/Parenteral Toxicity : 
          oral-rat LD50  > 2000 mg/kg
        Study not available
        (Hazleton France, 1990a; Hazleton

        oral-rat LD50  > 2000 mg/kg
        No information on study design
        (Vaughn & Keeler, 1976)

        oral-rat LD50  [sex: M,F] 2400 mg/kg
        5 animals per dose group
        (Birch, 1978a)

        oral-rat LD50  [sex: M,F] 2800 mg/kg
        5 animals per dose group
        (Birch, 1978b)

        oral-rat LD50  [sex: M,F] 1900 mg/kg
        5 animals per dose group. 10% solution in corn oil.
        (Birch, 1978c)

        oral-rat LD50  2000 mg/kg
        Study not available
        (Hazleton France, 1990c)

        gavage-rat LD50  [sex: F] 9430 mg/kg
        (Carpenter et al., 1949)

        gavage-mouse LD50  [sex: M,F] M:533 F:710 mg/kg
        (Shopp et al., 1984)

        oral-cat LDLo  1000 mg/kg
        "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1289, 1935.

        oral-child LDLo  100 mg/kg
        "Toxicology and Biochemistry of Aromatic Hydrocarbons," Gerarde, H., New York, Elsevier, 1960Vol. -, Pg. 228, 1960.

        oral-dog LDLo  400 mg/kg
        "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1289, 1935.

        oral-guinea pig LD50  1200 mg/kg
        BEHAVIORAL: CHANGES IN MOTOR ACTIVITY (SPECIFIC ASSAY) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
        Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 47(11), Pg. 78, 1982.

        unreported-human LDLo  29 mg/kg
        Yakkyoku. Pharmacy. Vol. 31, Pg. 1499, 1980.

        unreported-man LDLo  74 mg/kg
        "Poisoning; Toxicology, Symptoms, Treatments," 2nd ed., Arena, J.M., Springfield, IL, C.C. Thomas, 1970Vol. 2, Pg. 73, 1970.

        intraperitoneal-mouse LD50  150 mg/kg
        National Technical Information Service. Vol. AD691-490

        intravenous-mouse LD50  100 mg/kg
        U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#00203

        oral-mouse LD50  316 mg/kg
        Weisheng Dulixue Zazhi. Journal of Health Toxicology. Vol. 4, Pg. 243, 1990.

        oral-rabbit LDLo  3000 mg/kg
        "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1289, 1935.

        oral-rat LD50  490 mg/kg
        "Toxicometric Parameters of Industrial Toxic Chemicals Under Single Exposure," Izmerov, N.F., et al., Moscow, Centre of International Projects, GKNT, 1982Vol. -, Pg. 89, 1982.

        Dermal Toxicity : 
          skin-rabbit LD50 > 20000 mg/kg
        National Technical Information Service. Vol. AD-A062-138

        subcutaneous-mouse LD50 969 mg/kg
        BEHAVIORAL: TREMOR
        Toho Igakkai Zasshi. Journal of Medical Society of Toho University. Vol. 20, Pg. 772, 1973.

        skin-rat LD50 > 2500 mg/kg
        Toxicology and Applied Pharmacology. Vol. 14, Pg. 515, 1969.

        Inhalation Toxicity : 
          inhalation-rat LC50 > 340 mg/m3/1H
        BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE
        BIOFAX Industrial Bio-Test Laboratories, Inc., Data Sheets. Vol. 16-4/1970

  • Safety in Use
      • Safety in Use Information
        Category :fragrance agents
        Maximised Survey-derived Daily Intakes (MSDI-EU) :0.013 (μg/capita/day)
        Modified Theoretical Added Maximum Daily Intake (mTAMDI) :3900 (μg/person/day)
        Threshold of Concern :90 (μg/person/day)
        Structure Class :III
        Recommendation for naphthalene flavor usage levels up to :
         not for flavor use.
         
        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) : 7.0000035.00000
        Fats and oils, and fat emulsions (type water-in-oil) (02.0) : 5.0000025.00000
        Edible ices, including sherbet and sorbet (03.0) : 10.0000050.00000
        Processed fruit (04.1) : 7.0000035.00000
        Processed vegetables (incl. mushrooms & fungi, roots & tubers, pulses and legumes), and nuts & seeds (04.2) : --
        Confectionery (05.0) : 10.0000050.00000
        Cereals and cereal products, incl. flours & starches from roots & tubers, pulses & legumes, excluding bakery (06.0) : 5.0000025.00000
        Bakery wares (07.0) : 10.0000050.00000
        Meat and meat products, including poultry and game (08.0) : 2.0000010.00000
        Fish and fish products, including molluscs, crustaceans and echinoderms (MCE) (09.0) : 2.0000010.00000
        Eggs and egg products (10.0) : --
        Sweeteners, including honey (11.0) : --
        Salts, spices, soups, sauces, salads, protein products, etc. (12.0) : 5.0000025.00000
        Foodstuffs intended for particular nutritional uses (13.0) : 10.0000050.00000
        Non-alcoholic ("soft") beverages, excl. dairy products (14.1) : 5.0000025.00000
        Alcoholic beverages, incl. alcohol-free and low-alcoholic counterparts (14.2) : 10.0000050.00000
        Ready-to-eat savouries (15.0) : 20.00000100.00000
        Composite foods (e.g. casseroles, meat pies, mincemeat) - foods that could not be placed in categories 01.0 - 15.0 (16.0) : 5.0000025.00000
  • Safety References
naphthalene (Click)
CAS Number : 91-20-3
ESIS EC# (EINECS) :202-049-5
EU CLP/GHS Annex VI Index# :601-052-00-2
Beilstein Number :1421310
MDL :MFCD00001742
CoE Number :11014
XlogP3 :3.30 (est)
Molecular Weight :128.17376000
Formula :C10 H8
BioActivity Summary :listing
NMR Predictor :Predict
Category :fragrance agents
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information :
Google Scholar : Search Google Books : Search
Google Scholar : with word "volatile"Search Google Scholar : with word "flavor"Search
Google Scholar : with word "odor"Search 
Google Patents : Search US Patents : Search
EU Patents : Search IBM Patents : Obtain
Pubchem Patents:Search
PubMed : SearchNCBI : Search
Flavis Number :01.053 (Old)
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Picture of molecule
naphthalene
Synonyms :
 albocarbon
 camphor tar
 moth balls
 moth flakes
 mothballs
 naftaleno
 naftalina
 naphthalin
 raw naphthalene
white tar
 tar camphor
Soluble in :
 alcohol
 water, 142.1 mg/L @ 25 °C (est)
 water, 31 mg/L @ 25 °C (exp)
Insoluble in :
 water
Stability :
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