4,4′-Dibromo-2,2′-biphenyldiamine
4,4′-Dibromo-2,2′-biphenyldiamine (CAS: 136630-36-9) is a specialised organic compound with the molecular formula C12H10Br2N2. It is characterised by its biphenyl structure substituted with two bromine atoms and two amine groups. This dibrominated diamine serves as a versatile building block in organic synthesis, particularly in the development of advanced materials and complex molecular architectures within research and industrial chemical applications.
- IUPAC
- 2,2′-Diamino-4,4′-dibromobiphenyl
- Synonyms
- 136630-36-9, 2,2′-Diamino-4,4′-dibromobiphenyl

Organic Synthesis Intermediate
This compound functions as a key intermediate in the synthesis of more complex organic molecules. Its specific substitution pattern allows for diverse chemical transformations, making it valuable in constructing novel molecular frameworks.
Material Science Research
The unique structure of 4,4′-Dibromo-2,2′-biphenyldiamine lends itself to applications in material science, potentially in the development of polymers, dyes, or electronic materials where specific structural and electronic properties are required.
Research and Development
Used in R&D laboratories for exploring new chemical pathways and developing innovative compounds. It is a valuable reagent for chemists investigating structure-activity relationships or designing new functional molecules.
| Assay | 97% |
|---|---|
| Melting point | 113-118 °C |



Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
- H400Very toxic to aquatic life
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Transport (UN / ADR) | UN 3077 9 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn,N |
| Risk statements (R) | 22-37/38-41-50/53 |
| Safety statements (S) | 26-39-60-61 |
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 4,4′-Dibromo-2,2′-biphenyldiamine used for?
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4,4′-Dibromo-2,2′-biphenyldiamine (CAS: 136630-36-9) is primarily used as a building block in organic synthesis and in material science research for developing complex molecular architectures.
What is the CAS number and molecular formula for 4,4′-Dibromo-2,2′-biphenyldiamine?
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The CAS number is 136630-36-9. The molecular formula is C12H10Br2N2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4,4′-Dibromo-2,2′-biphenyldiamine with an assay of 97%. We do not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should 4,4′-Dibromo-2,2′-biphenyldiamine be handled?
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This compound is classified as Dangerous. It is harmful if swallowed, causes skin irritation, causes serious eye damage, and may cause respiratory irritation. It is also very toxic to aquatic life with long lasting effects. Always handle with appropriate personal protective equipment (gloves, eye protection) in a well-ventilated area, avoiding release into the environment.
How is 4,4′-Dibromo-2,2′-biphenyldiamine packed, shipped, and exported?
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This product is packed according to industry standards for chemical safety. We are experienced in shipping and exporting fine chemicals globally, adhering to all relevant regulations for hazardous materials.
How can I request a sample or quote for 4,4′-Dibromo-2,2′-biphenyldiamine?
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To request a sample or a quotation, please contact our sales team via the website or by phone, providing the product name and CAS number (136630-36-9).
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