2,2′-Dihydroxyazobenzene
2,2′-Dihydroxyazobenzene (CAS 2050-14-8) is an organic compound with the linear formula HOC6H4N=NC6H4OH and a molecular weight of 214.22 g/mol. This azo compound serves as a valuable building block in chemical synthesis. Its structure, featuring two hydroxyl groups and an azo linkage, lends itself to various chemical transformations and applications within organic chemistry research and development.
- IUPAC
- 2,2′-Azodiphenol
- Synonyms
- 2,2′-Azodiphenol2,2′-Dihydroxyazobenzene2050-14-8

Organic Synthesis Intermediate
2,2′-Dihydroxyazobenzene acts as a versatile intermediate in the synthesis of more complex organic molecules. Its functional groups allow for further chemical modifications, making it useful in the development of novel compounds.
Research and Development
This compound is employed in research settings for exploring new chemical reactions and developing synthetic pathways. Its availability aids chemists in laboratory-scale investigations and material science studies.
Building Block for Specialty Chemicals
As an organic building block, 2,2′-Dihydroxyazobenzene can be incorporated into the synthesis of specialty chemicals. Its unique structural features are leveraged to create compounds with specific properties for diverse industrial applications.
| Molecular weight | 214.22 |
|---|---|
| Linear formula | HOC6H4N=NC6H4OH |
| Assay | 97% |
| Melting point | 173-175 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 2,2′-Dihydroxyazobenzene used for?
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2,2′-Dihydroxyazobenzene is primarily used as an intermediate in organic synthesis and as a building block in chemical research and development for creating specialty chemicals.
What is the CAS number and formula for 2,2′-Dihydroxyazobenzene?
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The CAS number for 2,2′-Dihydroxyazobenzene is 2050-14-8, and its linear formula is HOC6H4N=NC6H4OH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,2′-Dihydroxyazobenzene with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety precautions for handling 2,2′-Dihydroxyazobenzene?
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Handling 2,2′-Dihydroxyazobenzene requires caution. It is classified as a Warning with hazards including skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves.
How is 2,2′-Dihydroxyazobenzene packed and shipped?
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Tech Serve Solutions offers 2,2′-Dihydroxyazobenzene, which is carefully packed for safe handling and is available for global export. Specific packaging details can be provided upon request.
How can I request a quote or sample for 2,2′-Dihydroxyazobenzene?
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To request a quote or sample of 2,2′-Dihydroxyazobenzene, please contact our sales department through the website or directly via email.
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