
structural formula
| business number | 050g |
|---|---|
| molecular formula | c19h19n3o |
| molecular weight | 305.37 |
| label |
parafuchsin, paramagenta |
numbering system
cas number:467-62-9
mdl number:mfcd00036222
einecs number:207-395-0
rtecs number:none
brn number:2148632
pubchem number:24852907
physical property data
1. character: undetermined
2. density (g/ m3,25/4℃): undetermined
3. relative vapor density (g/cm3,air=1): undetermined
4. melting point (ºc):205
5. boiling point (ºc,normal pressure): undetermined
6. boiling point (ºc,5.2kpa): undetermined
7. refractive index: undetermined
8. flash point (ºf): undetermined
9. specific optical rotation (º): undetermined
10. autoignition point or ignition temperature (ºc): undetermined
11. vapor pressure (kpa,25ºc): undetermined
molar refractive index:93.78
2、 molar volume(m3/mol):237.1
3、 isotonic specific volume (90.2k):678.6
4、 surface tension(dyne/cm):67.0
5、 polarizability(10-24cm3):37.17
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): 2.2
2. number of hydrogen bond donors: 4
3. number of hydrogen bond acceptors: 4
4. number of rotatable chemical bonds: 3
5. number of tautomers: none
6. topological molecule polar surface area 98.3
7. number of heavy atoms: 23
8. surface charge: 0
9. complexity: 310
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
use and store according to specifications, no decomposition will occur, and avoid contact with oxides
storage method
save in a sealed manner and place it in a ventilated and dry place to avoid contact with other oxides.
synthesis method
none yet
purpose
none yet
ly: arial; mso-bidi-font-family: arial”>):67.0
5、 polarizability(10-24cm3):37.17
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): 2.2
2. number of hydrogen bond donors: 4
3. number of hydrogen bond acceptors: 4
4. number of rotatable chemical bonds: 3
5. number of tautomers: none
6. topological molecule polar surface area 98.3
7. number of heavy atoms: 23
8. surface charge: 0
9. complexity: 310
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
use and store according to specifications, no decomposition will occur, and avoid contact with oxides
storage method
save in a sealed manner and place it in a ventilated and dry place to avoid contact with other oxides.
synthesis method
none yet
purpose
none yet

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