Mercaptoacetonaphthamide

Structural formula

Business number	0268
Molecular formula	C12H11NOS
Molecular weight	217.29
label	Beta-aminonaphthalene thioglycolate, Thioglycolic acid-beta-naphthylamine, Mercaptoacetyl-2-naphthylamine, Thionaphthalene agent, 2-Mercapto-n-2-naphthylacetamide

Numbering system

CAS number:93-42-5

MDL number:None

EINECS number:202-245-0

RTECS number:None

BRN number:None

PubChem ID:None

Physical property data

1. Characteristics: white to ivory needle-like crystals.

2. Density (g/mL,25/4℃)： Undetermined

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

4. Melting point (ºC):111 ～112

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

11. Vapor pressure (kPa,25ºC): Undetermined

12. Saturated vapor pressure (kPa,60ºC): Undetermined

13. Heat of combustion (KJ/mol): Undetermined

14. Critical temperature (ºC): Undetermined

15. Critical pressure (KPa): Undetermined

16. Oil and water (octanol/Log value of partition coefficient (water): undetermined

17. Explosion limit (%,V/V): Undetermined

18. Lower explosion limit (%,V/V): Undetermined

19. Solubility: Easily soluble in ethanol, ether, acetone and other organic solvents, but insoluble in water.

Toxicological data

None

Ecological data

None

Molecular structure data

1. Molar refractive index:66.26

2. Molar volume (m³/ mol):170.6

3. Isotonic specific volume (90.2K): 466.7

4. Surface tension (dyne/cm): 55.9

5. Polarizability（10^-24cm³):26.26

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 2.7

2. Number of hydrogen bond donors: 2

3. Number of hydrogen bond acceptors: 2

4. Number of rotatable chemical bonds: 2

5. Number of tautomers: 4

6. Topological molecule polar surface area 30.1

7. Number of heavy atoms: 15

8. Surface charge: 0

9. Complexity: 232

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

This product should be sealed and stored in a cool place.

Synthesis method

None

Purpose

Precipitation enrichment agent. Concentration and separation of arsenic, cadmium, copper, mercury, silver, thallium (I), bismuth, rhodium, ruthenium, antimony and lead. Alkalinity test.