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Merck
CN

163295

4,4′-Sulfonyldibenzoic acid

97%

Synonym(s):

Diphenyl sulfone 4,4′-dicarboxylic acid

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About This Item

Linear Formula:
O2S(C6H4CO2H)2
CAS Number:
2449-35-6
Molecular Weight:
306.29
MDL number:
MFCD00020375
NACRES:
NA.21
PubChem Substance ID:
24849738
UNSPSC Code:
12162002

Key Documents

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InChI

1S/C14H10O6S/c15-13(16)9-1-5-11(6-2-9)21(19,20)12-7-3-10(4-8-12)14(17)18/h1-8H,(H,15,16)(H,17,18)

SMILES string

OC(=O)c1ccc(cc1)S(=O)(=O)c2ccc(cc2)C(O)=O

InChI key

SQJQLYOMPSJVQS-UHFFFAOYSA-N

assay

97%

form

solid

mp

>350 °C (lit.)

Quality Level

100

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Related Categories

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H319,H335

Hazard Classifications

Eye Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
MKBJ0336V
15121MU

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Pradhumna Mahat Chhetri et al.
Molecules (Basel, Switzerland), 25(1) (2020-01-18)
Thermal reactions of cobalt(II) salts with flexible N,N'-bis(pyrid-3-ylmethyl)adipoamide (L) and angular 4,4'-sulfonyldibenzoic acid (H2SDA) in H2O and CH3OH afforded a pair of supramolecular isomers: [Co2(L)(SDA)2], 1, and [Co2(L)(SDA)2]⋅CH3OH⋅H2O, 2. The structure of complex 1 can be simplified as a one-dimensional
Leili Esrafili et al.
Journal of hazardous materials, 403, 123696-123696 (2020-12-04)
Designing porous and functionalized adsorbents and achieving high efficiency in heavy metals removal from wastewater is in the spotlight of environmental science. On the other hand, upon removal, adsorbents are still highly hazardous requiring that great care be taken in

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