Naphthol AS-G

Naphthol AS-G structural formula

Structural formula

Business number 0247
Molecular formula C22H24N2O4
Molecular weight 380.44
label

Diacetoacetyl-3,3′-dimethylbenzidine,

N,N’-Diacetoacetyl-3,3′-dimethyl-4,4′-biphenyldiamine,

Ice dye coupling component 5,

Naphthol AS-G,

N,N’-(3,3′-Dimethyl-4,4′-biphenyldiyl)bis(3-oxobutanamide),

p,p’-Bis(o-acetoacetotoluidide)

Numbering system

CAS number:91-96-3

MDL number:None

EINECS number:202-111-1

RTECS number:None

BRN number:None

PubChem ID:None

Physical property data

1. Appearance: white or light yellow powder.


2. Density (g/mL,25/4℃): Undetermined


3. Relative vapor density (g/mL,AIR=1): Undetermined


4. Melting point (ºC):204205


5. Boiling point (ºC,Normal pressure): Undetermined


6. Boiling point (ºC,5.2kPa): Undetermined


7. Refractive index: Undetermined


8. Flashpoint (ºC): Undetermined


9. Specific optical rotation (º): Undetermined


10. Autoignition point or ignition temperature (ºC): Undetermined


8, Surface charge: 0


9 , Complexity: 551


10 , Isotope atomic number: 0


11 , Determine the number of atomic stereocenters: 0


12 , Uncertain number of atomic stereocenters: 0


13 , Determine the number of stereocenters of chemical bonds: 0


14 , Uncertain number of chemical bond stereocenters: 0


15 , Number of covalent bond units: 1


Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 3.4

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 4

4. Number of rotatable chemical bonds: 7

5. Number of tautomers: 36

6. Topological molecule polar surface area 92.3

7. Number of heavy atoms: 28

8. Surface charge: 0

9. Complexity: 551

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 yet

Storage method

None yet

Synthesis method

3,3′-Dimethylbenzidine and diketene are produced by condensing dimethylbenzidine and diketene in xylene solution by adding hydrochloric acid, and then separating them.

Purpose

Mainly used for cotton Fabric printing and dyeing primer and quick pigment.

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Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 3.4

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 4

4. Number of rotatable chemical bonds: 7

5. Number of tautomers: 36

6. Topological molecule polar surface area 92.3

7. Number of heavy atoms: 28

8. Surface charge: 0

9. Complexity: 551

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 yet

Storage method

None yet

Synthesis method

3,3′-Dimethylbenzidine and diketene are produced by condensing dimethylbenzidine and diketene in xylene solution by adding hydrochloric acid, and then separating them.

Purpose

Mainly used for cotton Fabric printing and dyeing primer and quick pigment.

This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.chemicalchem.com/archives/29055

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