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Properties of substance:

1,5-naphthalenedisulfonic acid

Group of substances:

organic

Physical appearance:

leaflets crystals

Empirical formula (Hill's system for organic substances):

C10H8O6S2

Structural formula as text:

C10H6(SO3H)2

Molar/atomic mass: 288.29

Melting point (°C):

240-245

Solubility (g/100 g of solvent):

diethyl ether: practically insoluble [Ref.]
ethanol: soluble [Ref.]
water: 102 (20°C) [Ref.]

LD50 (mg/kg):

30000 (rabbits, oral)
30000 (rats, oral)
47000 (mice, oral)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 3-406
  2. Stahl P.H., Wermuth C.G. Handbook of Pharmaceutical Salts: Properties, Selection, and Use. - Wiley-VCH, 2002. - pp. 296
  3. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 820-821 [Russian]
  4. Справочник химика. - Т. 3. - М.-Л.: Химия, 1965. - pp. 91 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru