4,4'-Thiobisbenzenethiol

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Names

[ CAS No. ]:
19362-77-7

[ Name ]:
4,4'-Thiobisbenzenethiol

[Synonym ]:
4-[(4-Sulfanylphenyl)sulfanyl]phenyl hydrosulfide
4,4-Thiobisbenzenethiol
4,4'-dimercaptodiphenyl sulfide
Benzenethiol, 4,4'-thiobis-
4,4'-Thiobisbenzenethiol
4,4'-thiobisbenzene-1-thiol
MFCD00142119
4,4'-Thiodibenzenethiol
4,4'-Sulfanediyldibenzenethiol
Bis(4-mercaptophenyl) Sulfide

Chemical & Physical Properties

[ Density]:
1.3±0.1 g/cm3

[ Boiling Point ]:
431.2±30.0 °C at 760 mmHg

[ Melting Point ]:
112-114 °C(lit.)

[ Molecular Formula ]:
C12H10S3

[ Molecular Weight ]:
250.403

[ Flash Point ]:
214.6±24.6 °C

[ Exact Mass ]:
249.994461

[ PSA ]:
102.90000

[ LogP ]:
5.05

[ Vapour Pressure ]:
0.0±1.0 mmHg at 25°C

[ Index of Refraction ]:
1.710

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
3

[ HS Code ]:
2930909090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 4,4'-Thiobis(benzenesulfonic acid chloride)
  • 4,4'-sulfanediyl-bis-benzenesulfinic acid
  • Hydrochloric acid

DownStream

  • 1-(2-chloroethylsulfanyl)-4-[4-(2-chloroethylsulfanyl)phenyl]sulfanylbenzene
  • 1-methylsulfanyl-4-(4-methylsulfanylphenyl)sulfanylbenzene

Customs

[ HS Code ]: 2930909090

[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Related Compounds

  • 4,4'-methylenebis[2,6-dicyclopentylphenol]
  • 4,4'-oxybis(phenyl isocyanate)
  • 2-[[3,5-dicyano-4-(4-methoxyphenyl)-6-phenylpyridin-2-yl]disulfanyl]-4-(4-methoxyphenyl)-6-phenylpyridine-3,5-dicarbonitrile
  • 4-(4-chlorophenyl)-2-[[4-(4-chlorophenyl)-3,5-dicyano-6-phenylpyridin-2-yl]disulfanyl]-6-phenylpyridine-3,5-dicarbonitrile
  • 2-[[3,5-dicyano-4-(4-nitrophenyl)-6-phenylpyridin-2-yl]disulfanyl]-4-(4-nitrophenyl)-6-phenylpyridine-3,5-dicarbonitrile
  • 4,4'-OXYBIS(METHOXYBENZENE)