2,3-dihydroxynaphthalene

structural formula

• numbering system
• physical property data
• toxicological data
• ecological data
• molecular structure data
• computing chemical data
• more
  • properties and stability
  • storage method
  • synthesis method
  • purpose

numbering system

cas number:92-44-4

mdl number:mfcd00004073

einecs number:202-156-7

rtecs number:qj4750000

brn number:742375

pubchem number:24863511

physical property data

1. character: foliated crystals.

2. density (g/ml,25/4℃)： ��ok

3. relative vapor density (g/ml,air=1): undetermined

4. melting point (ºc):162

5. boiling point (ºc,normal pressure): undetermined

6. boiling point (ºc,5.2kpa): undetermined

7. refractive index: undetermined

8. flash point (ºc): undetermined

9. specific optical rotation (º): undetermined

10. autoignition point or ignition temperature (ºc): undetermined

11. vapor pressure (kpa,25ºc): undetermined

<p class=msonormal style="margin: 0cm 0cm 0pt 36pt; text-indent: -18pt; text-align: left; mso-list: l0 level1 lfo1; tab-stops: list 36.0pt; mso-pagination: wi- orphan; mso-margin-top-alt: auto; mso-marg

17. explosion limit (%,v/v): undetermined

18. lower explosion limit (%,v/v): undetermined

19. solubility: soluble in hot water.

toxicological data

none yet

ecological data

none yet

molecular structure data

1. molar refractive index: 47.85

2. molar volume (m³/mol）：120.4

3. isotonic specific volume (90.2k):341.1

4. surface tension (dyne/cm):64.4

5. polarizability（10^-24cm³):18.97

compute chemical data

1. reference value for hydrophobic parameter calculation (xlogp): none

2. number of hydrogen bond donors: 2

3. number of hydrogen bond acceptors: 2

4. number of rotatable chemical bonds: 0

5. number of tautomers: 4

6. topological molecule polar surface area 40.5

7. number of heavy atoms: 12

8. surface charge: 0

9. complexity: 140

10. number of isotope atoms: 0

11. determine the number of atomic stereocenters: 0

12. uncertain number of atomic stereocenters: 0

13. determine the number of chemical bond stereocenters: 0

14. number of uncertain chemical bond stereocenters: 0

15. number of covalent bond units: 1

properties and stability

none yet

storage method

should be sealed and stored in a cool, dry place away from light.

synthesis method

none yet

purpose

used in organic synthesis. dye manufacturing.

7pt ‘times new roman'”> isotonic specific volume (90.2k ): 341.1

4. surface tension (dyne/cm):64.4

5. polarizability（10^-24cm³):18.97

compute chemical data

1. reference value for hydrophobic parameter calculation (xlogp): none

2. number of hydrogen bond donors: 2

3. number of hydrogen bond acceptors: 2

4. number of rotatable chemical bonds: 0

5. number of tautomers: 4

6. topological molecule polar surface area 40.5

7. number of heavy atoms: 12

8. surface charge: 0

9. complexity: 140

10. number of isotope atoms: 0

11. determine the number of atomic stereocenters: 0

12. uncertain number of atomic stereocenters: 0

13. determine the number of chemical bond stereocenters: 0

14. number of uncertain chemical bond stereocenters: 0

15. number of covalent bond units: 1

properties and stability

none yet

storage method

should be sealed and stored in a cool, dry place away from light.

synthesis method

none yet

purpose

used in organic synthesis. dye manufacturing.