Epoxy curing agent Knowledge 3-Hydroxy-N-(2-methoxyphenyl)-2-naphthylcarboxamide

3-Hydroxy-N-(2-methoxyphenyl)-2-naphthylcarboxamide

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3-hydroxy-N-(2-methoxyphenyl)-2-naphthylcarboxamide structural formula

Structural formula

Business number 03QB
Molecular formula C18H15NO3
Molecular weight 293.32
label

Naphto AS-OL,

Naphthol AS-OL,

Naphthol AS-OL,

Naphthol AS-OL,

naphthol,

Naphthol AS-OL,

2-(3-Hydroxy-2-naphthamido)anisole,

2′-Methoxy-2-hydroxy-3-naphthanilide,

aromatic compounds

Numbering system

CAS number:135-62-6

MDL number:MFCD00021630

EINECS number:205-206-6

RTECS number:None

BRN number:None

PubChem ID:None

Physical property data

None

Toxicological data

None

Ecological data

None

Molecular structure data


Molecular property data:


1 Molar refractive index87.23


2 Molar volume(m3/mol): 224.8


3 Isotonic specific volume90.2K):622.4


4 Surface tension(3.0 dyne/cm):58.7


5 Polarizability0.5 10-24 cm3):34.58

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 4.2

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 3

5. Number of tautomers: 9

6. Topological molecule polar surface area 58.6

7. Number of heavy atoms: 22

8. Surface charge: 0

9. Complexity: 387

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

This product is beige brown powder with a melting point of 167-168°C. Insoluble in water, slightly soluble in sodium carbonate solution, soluble in ethanol, and yellow in sodium hydroxide solution.

Storage method

None

Synthesis method

The finished product is obtained by forming a salt from 2,3-acid and chlorobenzene; sodium carbonate; dehydration, condensation with anthranilate in the presence of phosphorus trioxide, neutralization with sodium carbonate, evaporation of chlorobenzene, and then filtration; drying. . Raw material consumption (kg/t) 2,3-acid 710 anthranilate 470 phosphorus trichloride 270 sodium carbonate (98%) 570 chlorobenzene (98%) 150 insurance powder 8

Purpose

It is mainly used as a primer for cotton fabric dyeing and printing. It can also be used to make fast pigments and as an intermediate for organic pigments.

tyle=”FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-fareast-font-family: Arial; mso-font-kerning: 0pt”>10-24cm3): 34.58

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 4.2

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 3

5. Number of tautomers: 9

6. Topological molecule polar surface area 58.6

7. Number of heavy atoms: 22

8. Surface charge: 0

9. Complexity: 387

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

This product is beige brown powder with a melting point of 167-168°C. Insoluble in water, slightly soluble in sodium carbonate solution, soluble in ethanol, and yellow in sodium hydroxide solution.

Storage method

None

Synthesis method

The finished product is obtained by forming a salt from 2,3-acid and chlorobenzene; sodium carbonate; dehydration, condensation with anthranilate in the presence of phosphorus trioxide, neutralization with sodium carbonate, evaporation of chlorobenzene, and then filtration; drying. . Raw material consumption (kg/t) 2,3-acid 710 anthranilate 470 phosphorus trichloride 270 sodium carbonate (98%) 570 chlorobenzene (98%) 150 insurance powder 8

Purpose

It is mainly used as a primer for cotton fabric dyeing and printing. It can also be used to make fast pigments and as an intermediate for organic pigments.

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