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Identify Suppliers 2026 Properties Safty

4,4'-Diaminodiphenylsulfone (Dapsone)

BGC Id:	380861558763
CAS No:	80-08-0
Synonyms:	dds ; k509 ; dadps ; 1358f ; f1358 ; wr448 ; dadds ; eporal ; dapson ; f 1358
Molecular Formula:	C12H12N2O2S
Molecular Weight:	248.3
EINECS:	201-248-4

2026 - The most valued supplier

The following 2 notable providers have been checked and can be recommended.

H&Z Industry

Molekula

Molecular Weight : 248.3 Formula : [4-(NH2)C6H4]2SO2 HS Code : 29309098 Categories : Antibiotics,Bioactive Small Molecules,Building Blocks,Research Organics & Inorganics

What other providers are available for CAS 80-08-0?

The last intensive check and update was carried out on 2026/04/12.

Identify

Synonyms:

dds ; k509 ; dadps ; 1358f ; f1358 ; wr448 ; dadds ; eporal ; dapson ; f 1358

CAS:

80-08-0

EINECS:

201-248-4

Molecular Formula:

C12H12N2O2S

MDL:

MFCD00007887

Properties

Molecular Weight:

248.3 g·mol−1

Density:

1.4 g/cm³ (Predicted)

Melting point:

175-177 °C(lit.)

Boiling point:

476.7-546.7° C at 760 mmHg (Predicted)

Suppliers

H&Z Industry Co.,Ltd

H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. H&Z Industry Co.,Ltd also offers Phenyl isocyanate. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners.

Country: P.R.China Phone: +86 13583185792 Telefax: +86 531 88905468

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Molekula GmbH

Company type: Trading company

Country: Germany
Phone: +49 (0) 89 360 900 900
Telefax: +49 (0) 89 360 900 901

Molekula supplies speciality chemicals and biochemicals to the fine chemical, research and diagnostic community. Our core competence is in the area of heterocycles for combinatorial chemistry, small building blocks for discovery and large scale synthesis for pilot teams and production. In the field of biochemicals, Molekula is a major supplier of key reabents used in the area of diagnostics, microbiology and biotechnology.

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Safety Information

Hazard Symbols: Xn

Europe standard Hazard pictograms, code and definition

Hazard Classes:

6.1(b)

Hazardous Substances Data:

Non-Regulated Material ¹

Risk Codes:

22 (R)

Safety Codes:

22 (S)

WGK Germany:

RID / ADR:

3249

RTECS:

BY8925000

Storage temperature:

-20°C Freezer

What other providers are available for CAS 80-08-0?

In addition to the providers presented here for 4,4'-Diaminodiphenylsulfone (Dapsone) with the CAS number 80-08-0, there are other 120 providers with slightly different product names available for this CAS number.

Dapsone

B.M.P. Bulk Medicines & Pharmaceuticals GmbH | AXO Industry SA | Sancai Industry Co.,Ltd. | Win-Win Chemical Co., Limited +18 additional providers that we know from the past

4-Aminophenyl sulfone

Hangzhou Lingrui Chemical Co., Ltd. | Skyrun Industrial Co., Ltd. | BuGuCh & Partners +4 additional providers that we know from the past

4,4'-Sulfonyldianiline

+5 additional providers that we know from the past

bis-(4-Aminophenyl) sulfone

BuGuCh & Partners +7 additional providers that we know from the past

4,4'-Diaminodiphenyl sulfone

4-Aminophenyl isopropyl ether

BuGuCh & Partners +2 additional providers that we know from the past

4-[(4-Aminophenyl)sulfonyl]aniline

+2 additional providers that we know from the past

4-[(4-Aminobenzene)sulfonyl]aniline