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Substance Name: 1,5-Naphthalenedisulfonic acid
RN: 81-04-9
UNII: E8FPK78470
InChIKey: XTEGVFVZDVNBPF-UHFFFAOYSA-N

Note

  • Environmental Pollutant.

Molecular Formula

  • C10-H8-O6-S2

Molecular Weight

  • 288.2992
 
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Names and Synonyms

Name of Substance

  • 1,5-Naphthalenedisulfonic acid

Synonyms

  • 1,5-Naphthylene disulfonic acid
  • 4-11-00-00561 (Beilstein Handbook Reference)
  • Armstrong's acid
  • Armstrong's S acid
  • BRN 0619838
  • EINECS 201-317-9
  • NSC 9588
  • UNII-E8FPK78470

Systematic Names

  • 1,5-Naphthalenedisulfonic acid
  • Naphthalene-1,5-disulphonic acid

Registry Numbers

CAS Registry Number

  • 81-04-9

FDA UNII

  • E8FPK78470

Other Registry Number

  • 46874-44-6

System Generated Number

  • 0000081049

Structure Descriptors

InChI

1S/C10H8O6S2/c11-17(12,13)9-5-1-3-7-8(9)4-2-6-10(7)18(14,15)16/h1-6H,(H,11,12,13)(H,14,15,16)

InChIKey

XTEGVFVZDVNBPF-UHFFFAOYSA-N

Smiles

c1cc2c(cccc2S(=O)(=O)O)c(c1)S(=O)(=O)O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 47gm/kg (47000mg/kg) LIVER: LIVER FUNCTION TESTS IMPAIRED

KIDNEY, URETER, AND BLADDER: RENAL FUNCTION TESTS DEPRESSED
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 45(3), Pg. 73, 1980.
mouse LD50 oral 47gm/kg (47000mg/kg) LIVER: LIVER FUNCTION TESTS IMPAIRED

KIDNEY, URETER, AND BLADDER: RENAL FUNCTION TESTS DEPRESSED
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 45(3), Pg. 73, 1980.
rabbit LD50 oral 30gm/kg (30000mg/kg) LIVER: LIVER FUNCTION TESTS IMPAIRED

KIDNEY, URETER, AND BLADDER: RENAL FUNCTION TESTS DEPRESSED
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 45(3), Pg. 73, 1980.
rat LD50 oral 30gm/kg (30000mg/kg) LIVER: LIVER FUNCTION TESTS IMPAIRED

KIDNEY, URETER, AND BLADDER: RENAL FUNCTION TESTS DEPRESSED
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 45(3), Pg. 73, 1980.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 242.5 dec deg C   EXP
log P (octanol-water) -0.940 (none)   EST
Water Solubility 9.05E+04 mg/L 25 EST
Vapor Pressure 6.58E-14 mm Hg 25 EST
Henry's Law Constant 1.15E-16 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.27E-12 cm3/molecule-sec 25 EST

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