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Substance Name: Naphthalene [BSI:ISO]
RN: 91-20-3
UNII: 2166IN72UN
InChIKey: UFWIBTONFRDIAS-UHFFFAOYSA-N

Molecular Formula

  • C10-H8

Molecular Weight

  • 128.173
 

Classification Codes

Classification Codes

  • Agricultural Chemical
  • Fungicide, Bactericide, Wood Preservative
  • Human Data
  • Insecticide
  • Mutation Data
  • Reproductive Effect
  • Skin / Eye Irritant
  • Tumor Data

Superlist Classification Codes

  • 2007 CERCLA Priority List, Rank: 78
  • 2011 CERCLA Priority List, Rank: 80
  • Reportable Quantity (RQ) = 100 lb
  • TWA (10 ppm); STEL (15 ppm); Not classifiable as a human carcinogen
  • TWA 10 ppm (50 mg/m3)

Names and Synonyms

Results Name

  • Naphthalene [BSI:ISO]

Name of Substance

  • Naphthalene
  • Naphthalene [BSI:ISO]

Synonyms

  • AI3-00278
  • Albocarbon
  • Camphor tar
  • Caswell No. 587
  • CCRIS 1838
  • Dezodorator
  • EC 202-049-5
  • EINECS 202-049-5
  • EPA Pesticide Chemical Code 055801
  • HSDB 184
  • Mighty 150
  • Mighty RD1
  • Moth balls
  • Moth flakes
  • Naftalen
  • Naftalen [Polish]
  • Naphtalene
  • Naphtalene [ISO:French]
  • Naphtalinum
  • Naphthalene
  • Naphthalin
  • Naphthaline
  • Naphthalinum
  • Naphthene
  • NCI-C52904
  • NSC 37565
  • RCRA waste number U165
  • Tar camphor
  • UNII-2166IN72UN
  • White tar

Systematic Names

  • Naphthalene
  • Naphthalene, pure

Superlist Names

  • Naphthalene
  • Naphthalene (molten)
  • Naphthalene, crude or refined
  • Naphthalene, crude or refined [UN1334] [Flammable solid]
  • Naphthalene, molten
  • Naphthalene, molten [UN2304] [Flammable solid]
  • RCRA waste no. U165
  • UN1334
  • UN2304

Registry Numbers

CAS Registry Number

  • 91-20-3

FDA UNII

  • 2166IN72UN

Other Registry Number

  • 72931-45-4

System Generated Number

  • 0000091203

Structure Descriptors

InChI

1S/C10H8/c1-2-6-10-8-4-3-7-9(10)5-1/h1-8H

InChIKey

UFWIBTONFRDIAS-UHFFFAOYSA-N

Smiles

c12c(cccc1)cccc2

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
cat LDLo oral 1gm/kg (1000mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1289, 1935.
child LDLo oral 100mg/kg (100mg/kg)   "Toxicology and Biochemistry of Aromatic Hydrocarbons," Gerarde, H., New York, Elsevier, 1960Vol. -, Pg. 228, 1960.
dog LDLo oral 400mg/kg (400mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1289, 1935.
guinea pig LD50 oral 1200mg/kg (1200mg/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.
human LDLo unreported 29mg/kg (29mg/kg)   Yakkyoku. Pharmacy. Vol. 31, Pg. 1499, 1980.
man LDLo unreported 74mg/kg (74mg/kg)   "Poisoning; Toxicology, Symptoms, Treatments," 2nd ed., Arena, J.M., Springfield, IL, C.C. Thomas, 1970Vol. 2, Pg. 73, 1970.
mouse LD50 intraperitoneal 150mg/kg (150mg/kg)   National Technical Information Service. Vol. AD691-490,
mouse LD50 intravenous 100mg/kg (100mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#00203,
mouse LD50 oral 316mg/kg (316mg/kg)   Weisheng Dulixue Zazhi. Journal of Health Toxicology. Vol. 4, Pg. 243, 1990.
mouse LD50 subcutaneous 969mg/kg (969mg/kg) BEHAVIORAL: TREMOR Toho Igakkai Zasshi. Journal of Medical Society of Toho University. Vol. 20, Pg. 772, 1973.
rabbit LD50 skin > 20gm/kg (20000mg/kg)   National Technical Information Service. Vol. AD-A062-138,
rabbit LDLo oral 3gm/kg (3000mg/kg)   "Abdernalden's Handbuch der Biologischen Arbeitsmethoden." Vol. 4, Pg. 1289, 1935.
rat LC50 inhalation > 340mg/m3/1H (340mg/m3) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE
BIOFAX Industrial Bio-Test Laboratories, Inc., Data Sheets. Vol. 16-4/1970,
rat LD50 oral 490mg/kg (490mg/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.
rat LD50 skin > 2500mg/kg (2500mg/kg)   Toxicology and Applied Pharmacology. Vol. 14, Pg. 515, 1969.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 80.2 deg C   EXP
Boiling Point 217.9 deg C   EXP
log P (octanol-water) 3.3 (none)   EXP
Water Solubility 31 mg/L 25 EXP
Vapor Pressure 0.085 mm Hg 25 EXP
Henry's Law Constant 4.40E-04 atm-m3/mole 25 EXP
Atmospheric OH Rate Constant 2.16E-11 cm3/molecule-sec 25 EXP

Physical property data is provided to ChemIDplus by SRC, Inc.