4,4′-sulfonyldibenzoic acid

Names

[ Name ]:
4,4′-sulfonyldibenzoic acid

[Synonym ]:
p,p'-dicarboxydiphenyl sulphone
4,4'-H2sdb
4,4'-Sulfonyldibenzoic acid
Benzoic acid, 4,4'-sulfonylbis-
p,p'-Sulfonyl dibenzoic acid
4,4′-sulfonyldibenzoic acid
MFCD00020375
4,4'-dicarboxybiphenyl sulfone
4,4'-Dicarboxydiphenyl Sulfone

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
590.1±35.0 °C at 760 mmHg

[ Melting Point ]:
>350ºC(lit.)

[ Molecular Formula ]:
C₁₄H₁₀O₆S

[ Molecular Weight ]:
306.291

[ Flash Point ]:
310.7±25.9 °C

[ Exact Mass ]:
306.019806

[ PSA ]:
117.12000

[ LogP ]:
2.66

[ Vapour Pressure ]:
0.0±1.7 mmHg at 25°C

[ Index of Refraction ]:
1.637

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H319-H335

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

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

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
36/37

[ Safety Phrases ]:
26-36

[ RIDADR ]:
NONH for all modes of transport

[ HS Code ]:
2917399090

Synthetic Route

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Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2917399090

[ Summary ]:
2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%