structural formula
| business number | 023m |
|---|---|
| molecular formula | c10h11n |
| molecular weight | 145.20 |
| label |
none yet |
numbering system
cas number:91-55-4
mdl number:mfcd00005617
einecs number:202-076-2
rtecs number:nl7185000
brn number:116662
pubchem number:24847431
physical property data
1. characteristics: frond crystals.
2. density (g/ml,25/4℃)： undetermined
3. relative vapor density (g/ml,air=1): undetermined
4. melting point (ºc):107 -109
5. boiling point (ºc,normal pressure): undetermined
6. boiling point (ºc, 100kp):285
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
12. saturated vapor�explosion limit (%,v/v): undetermined
18. lower explosion limit (%,v/v): undetermined
19. solubility: soluble in ethanol, ether and concentrated hydrochloric acid, slightly soluble in hot water and petroleum.
toxicological data
none
ecological data
none
molecular structure data
1. molar refractive index: 48.17
2. molar volume (m3/mol）：134.4
3. isotonic specific volume (90.2k):346.0
4. surface tension (dyne/cm):43.8
5. polarizability（10-24cm3):19.09
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): 2.8
2. number of hydrogen bond donors: 1
3. number of hydrogen bond acceptors: 0
4. number of rotatable chemical bonds: 0
5. number of tautomers: none
6. topological molecule polar surface area 15.8
7. number of heavy atoms: 11
8. surface charge: 0
9. complexity: 144
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
storage method
should be sealed and stored in a cool place.
synthesis method
it is derived from the condensation and ring closure of phenylhydrazine and methyl ethyl ketone in the presence of sulfuric acid.
purpose
used as dye intermediate.
-hansi-font-family: arial; mso-bidi-font-family: arial”>):346.0
4. surface tension (dyne/cm):43.8
5. polarizability（10-24cm3):19.09
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): 2.8
2. number of hydrogen bond donors: 1
3. number of hydrogen bond acceptors: 0
4. number of rotatable chemical bonds: 0
5. number of tautomers: none
6. topological molecule polar surface area 15.8
7. number of heavy atoms: 11
8. surface charge: 0
9. complexity: 144
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
storage method
should be sealed and stored in a cool place.
synthesis method
it is derived from the condensation and ring closure of phenylhydrazine and methyl ethyl ketone in the presence of sulfuric acid.
purpose
used as dye intermediate.
