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
• 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: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.

extended-reading:https://www.newtopchem.com/archives/45102
extended-reading:https://www.cyclohexylamine.net/dibutyltin-dilaurate-cas-77-58-7/
extended-reading:https://www.bdmaee.net/wp-content/uploads/2022/08/n-cyclohexyl-n-methylcyclohexylamine-cas-7560-83-0-n-methyldicyclohexylamine.pdf
extended-reading:https://www.cyclohexylamine.net/lupragen-n203-teda-l33e/
extended-reading:https://www.newtopchem.com/archives/44293
extended-reading:https://www.newtopchem.com/archives/40376
extended-reading:https://www.morpholine.org/delayed-strong-gel-catalyst-dabco-dc1-strong-gel-catalyst-dabco-dc1/
extended-reading:https://www.newtopchem.com/archives/44742
extended-reading:https://www.bdmaee.net/wp-content/uploads/2022/08/dimethylaminoethoxyethanol-cas-1704-62-7-n-dimethylethylaminoglycol.pdf
extended-reading:https://www.newtopchem.com/archives/category/products/page/39