methyl violet

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: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.