2,3-Dimethylindole
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.
