Cat. No JK168032_250_MG
J&K Chemical

Product Information

Product Name
4,4'-Diaminodiphenyl sulfone, 99.5%, reference material
Brand Name
J&K
Product Number
168032
CAS
80-08-0
Molecular Formula
C12H12N2O2S
Molecular Weight
248.31
Certificate of Analysis (COA)​
COA not found

General Information

Synonyms
4,4′-Diaminodiphenyl sulfone; 4,4′-Sulfonyldianiline; Bis(4-aminophenyl) sulfone; Dapsone
PubChem CID
2955
IUPAC Name
4-(4-aminophenyl)sulfonylaniline
InChI Key
MQJKPEGWNLWLTK-UHFFFAOYSA-N
SMILES
C1=CC(=CC=C1N)S(=O)(=O)C2=CC=C(C=C2)N

Properties

Melting Point
175-177

Safety Information

GHS Symbols
Hazard Symbol
Signal Word
Warning
Hazard Statement
H302
Precautionary Statement
P264
P270
P330
P501
P301+P317

References Data Source From Pubchem

[A typical myofascial pain syndrome, or perhaps not? : Rare differential diagnosis]

Publication Name: Innere Medizin (Heidelberg, Germany)
Publication Date: 2026-06
DOI: 10.1007/s00108-025-02029-6

[Differential diagnoses: skin changes on the leg and their significance]

Publication Name: Dermatologie (Heidelberg, Germany)
Publication Date: 2026-05
DOI: 10.1007/s00105-026-05656-8

[Genital dermatoses in clinical practice: Beyond sexually transmitted diseases]

Publication Name: Dermatologie (Heidelberg, Germany)
Publication Date: 2026-04
DOI: 10.1007/s00105-026-05652-y|10.1007/s00105-026-05698-y

Correction: What’s in a name? Metabolite identification: challenges and pitfalls in untargeted metabolomics

Publication Name: Metabolomics : Official journal of the Metabolomic Society
Publication Date: 2026-03-26
DOI: 10.1007/s11306-025-02387-0|10.1007/s11306-026-02418-4

Acute Presentation of Pyoderma Gangrenosum: A Rare Complication Following Augmentation Mastopexy–A Case Report and Strategies for Prevention

Publication Name: Bratislava Medical Journal
Publication Date: 2026-03-03
DOI: 10.1007/s44411-026-00554-w

4,4'-Diaminodiphenyl sulfone, 99.5%, reference material

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