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Substance Name: Naphthalic anhydride
RN: 81-84-5
UNII: 32RS852X55
InChIKey: GRSMWKLPSNHDHA-UHFFFAOYSA-N

Note

  • Used as seed protector from herbicides.

Molecular Formula

  • C12-H6-O3

Molecular Weight

  • 198.1764
 

Classification Codes

  • Agricultural Chemical
  • Herbicide
  • Insect Attractant, Repellent and Chemosterilant
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Names and Synonyms

Results Name

  • Naphthalic anhydride

Name of Substance

  • 1,8-Naphthalenedicarboxylic acid anhydride
  • Naphthalic anhydride

Synonyms

  • 1,8-Naphthalenedicarboxylic acid anhydride
  • 1,8-Naphthalic acid anhydride
  • 1,8-Naphthalic anhydride
  • 1H,3H-Naphtho(1,8-cd)pyran-1,3-dione (9CI)
  • 5-17-11-00492 (Beilstein Handbook Reference)
  • AI3-09071
  • BRN 0153190
  • EC 201-380-2
  • EINECS 201-380-2
  • HSDB 7371
  • Naphthalene-1,8-dicarboxylic anhydride
  • Naphthalic acid anhydride
  • Naphthalic anhydride
  • NSC 5747
  • Pakarli
  • Protect (agrochemical)
  • UNII-32RS852X55

Systematic Names

  • 1,8-Naphthalic anhydride
  • 1H,3H-Naphtho(1,8-cd)pyran-1,3-dione
  • Naphthalene-1,8-dicarboxylic anhydride
  • Naphthalic anhydride (7CI,8CI)

Superlist Name

  • Naphthalic anhydride

Registry Numbers

CAS Registry Number

  • 81-84-5

FDA UNII

  • 32RS852X55

System Generated Number

  • 0000081845

Structure Descriptors

InChI

1S/C12H6O3/c13-11-8-5-1-3-7-4-2-6-9(10(7)8)12(14)15-11/h1-6H

InChIKey

GRSMWKLPSNHDHA-UHFFFAOYSA-N

Smiles

c1cc2cccc3c2c(c1)C(=O)OC3=O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
duck LD50 oral > 6810mg/kg (6810mg/kg)   Pesticide Manual. Vol. 8, Pg. 590, 1987.
mouse LD50 intraperitoneal 400mg/kg (400mg/kg)   National Technical Information Service. Vol. OTS0533580,
mouse LD50 oral 1600mg/kg (1600mg/kg)   National Technical Information Service. Vol. OTS0533580,
quail LD50 oral 4100mg/kg (4100mg/kg)   Pesticide Manual. Vol. 8, Pg. 590, 1987.
rabbit LD50 skin > 2025mg/kg (2025mg/kg)   Pesticide Manual. Vol. 8, Pg. 590, 1987.
rat LD50 intraperitoneal 200mg/kg (200mg/kg)   National Technical Information Service. Vol. OTS0533580,
rat LD50 oral 12340mg/kg (12340mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C253, 1991.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 270 deg C   EXP
log P (octanol-water) 3.240 (none)   EST
Water Solubility 1.000 mg/L 25 EST
Vapor Pressure 4.12E-07 mm Hg 25 EST
Henry's Law Constant 6.19E-07 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 8.30E-12 cm3/molecule-sec 25 EST

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