1,3-Diphenyltriazene
1,3-Diphenyltriazene (CAS: 136-35-6) is an organic compound with the molecular formula C₁₂H₁₁N₃ and a molecular weight of 197.24 g/mol. Also known as diazoaminobenzene, this azo compound serves as a versatile intermediate in chemical synthesis. Its applications span various industrial processes, including its use as a complexing agent and a polymer additive, although its metabolization into known carcinogens necessitates careful handling.
- IUPAC
- Diazoaminobenzene
- Synonyms
- DiazoaminobenzeneTriazene, 1,3-diphenyl-

Chemical Intermediate
1,3-Diphenyltriazene functions as a key intermediate in the synthesis of various organic compounds. Its reactivity allows for diverse chemical transformations, making it valuable in manufacturing processes.
Complexing Agent
This compound can act as a complexing agent, forming coordination complexes with metal ions. This property is leveraged in specific chemical applications where metal ion management is crucial.
Polymer Additive
1,3-Diphenyltriazene is utilised as an additive in polymer formulations. Its incorporation can modify the properties of polymers, contributing to performance enhancements in various material applications.
Dye and Colouring Agent Component
It has been identified as an impurity in certain dyes and colouring agents, indicating its historical or potential involvement in dye chemistry and related industries.
| Molecular weight | 197.24 |
|---|---|
| Linear formula | C6H5NHN=NC6H5 |
| Assay | 95% |
| Boiling point | 146 °C(lit.) |
| Vapour density | 6.8 (vs air) |
| Application | Diazoaminobenzene is an azo compound used as an intermediate, complexing agent, and polymer additive. DAAB is a manufacturing intermediate that metabolizes primarily to known carcinogens, benzene and aniline. DAAB has been identified as an impurity in a number of dyes and coloring agents. |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | E,Xn |
| Risk statements (R) | 1-5-20/21/22-36/37/38 |
| Safety statements (S) | 15-26-27-36/37/39 |
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 1,3-Diphenyltriazene used for?
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1,3-Diphenyltriazene is used as a chemical intermediate, a complexing agent, and a polymer additive. It has also been noted as an impurity in some dyes and colouring agents.
What is the CAS number and molecular formula for 1,3-Diphenyltriazene?
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The CAS number for 1,3-Diphenyltriazene is 136-35-6, and its molecular formula is C₁₂H₁₁N₃.
What grade and purity does Tech Serve Solutions supply for 1,3-Diphenyltriazene?
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Tech Serve Solutions supplies 1,3-Diphenyltriazene with an assay of 95%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
What are the primary safety concerns when handling 1,3-Diphenyltriazene?
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1,3-Diphenyltriazene is harmful if swallowed, in contact with skin, or if inhaled, and causes skin and eye irritation, as well as respiratory irritation. Appropriate personal protective equipment, including a dust mask, eyeshields, gloves, and suitable respirator cartridges, must be used.
How is 1,3-Diphenyltriazene typically packed and shipped by TSS?
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1,3-Diphenyltriazene is carefully packed according to international shipping regulations to ensure safe transport. TSS exports globally, adhering to all necessary compliance measures.
How can I request a sample or obtain a quote for 1,3-Diphenyltriazene?
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To request a sample or obtain a quote for 1,3-Diphenyltriazene, please contact our sales department via the website or email, providing your specific requirements.
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