methyl violet
structural formula
| business number | 067w |
|---|---|
| molecular formula | c24h27n3·hcl |
| molecular weight | 393.96 |
| label |
methyl violet, purple crystal |
numbering system
cas number:603-47-4
mdl number:mfcd00012568
einecs number:210-042-3
rtecs number:none
brn number:none
pubchem id:none
physical property data
physical property data:
1. character: dark green purple lumpy substance with metallic luster
2. solubility:slightly soluble in water, soluble in ethanol and chloroform, insoluble in ether.
toxicological data
none yet
ecological data
3. ecological data:
1. other harmful effects: this substance may be harmful to the environment and should be harmful to water bodies. give special attention.
molecular structure data
5. molecular property data:
1、 molar refractive index:115.54
2、 molar volume (m3/mol):355.2
3、 isotonic specific volume (90.2k):867.0
4、 surface tension (dyne/cm):35.4
5, polarizability (10-24cm3 ):45.80
compute chemical data
1. reference value for hydrophobic parameter calculation (xlogp): none
2. number of hydrogen bond donors: 1
3. number of hydrogen bond acceptors: 3
4. number of rotatable chemical bonds: 4
5. number of tautomers: none
6. topological molecule polar surface area 18.8
7. number of heavy atoms: 28
8. surface charge: 0
9. complexity: 560
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: 2
properties and stability
properties and stability:
no decomposition products may occur under normal temperatures and pressures.
storage method
storage:
seal the secret container and store it in a sealed main container in a cool place dry position.
synthesis method
1. introduction to production methods
manufacturing method:(1)4,4′-double(dimethylamino)benzophenone and n,n-dimethylaniline andpcl3condensation;(2 )n,n-zncl 2reacts with phosgene in the presence of phosgene;(3)double(dimethylamino)diphenylmethanol withn,n-dimethylaniline condensation, the resulting product is further oxidized.
purpose
2. purpose
it is used medicinally as a local anti-infective and bactericidal drug. its aqueous solution (10gram/l) is the commonly used violet liquid. it is used as a dye in industry to dye wool, silk and cotton products treated with tannin purple; it is also used to dye paper, leather and ink, printing color, copy paper, etc.
