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4,4'-Diaminoazobenzene, 95%, Thermo Scientific Chemicals
Description
4,4'-Diaminoazobenzene is used in cross-linking studies of epoxy resins and the synthesis of surface relief holographic materials. It is used in synthesis of anthraquinone reactive dyes.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
4,4′-Diaminoazobenzene is used in cross-linking studies of epoxy resins and the synthesis of surface relief holographic materials. It is used in synthesis of anthraquinone reactive dyes.
Solubility
Very soluble in ethanol. Insoluble in water.
Notes
Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Incompatible with oxidizing agents.

Specifications
Specifications
Melting Point | ∽245°C (decomposition) |
Quantity | 250 mg |
UN Number | UN2811 |
Beilstein | 745553 |
Merck Index | 14,2977 |
Solubility Information | Very soluble in ethanol. Insoluble in water. |
IUPAC Name | 4-[(4-aminophenyl)diazenyl]aniline |
Formula Weight | 212.26 |
Percent Purity | 95% |
Chemical Name or Material | 4,4'-Diaminoazobenzene |
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Certificates
Certificates
A lot number is required to show results for certificates. To find your lot number on previous orders use our order status area.
Lot Number | Certificate Type | Date | Catalog Number |
---|---|---|---|
10232923 | Certificate of Analysis | 28/12/2023 | L03743.MD,L03743.06,L03743.03 |
10210313 | Certificate of Analysis | 08/08/2023 | L03743.MD,L03743.06,L03743.03 |
10123636 | Certificate of Analysis | 08/12/2021 | L03743.MD,L03743.06,L03743.03 |
10232923 | Certificate of Analysis | 08/12/2021 | L03743.MD,L03743.06,L03743.03 |
10195526 | Certificate of Analysis | 07/12/2021 | L03743.MD,L03743.06,L03743.03 |
Safety and Handling

- 4,4'-Diaminoazobenzene
- Danger
- Acute toxicity Category 3
- H301-Toxic if swallowed.
- P264-Wash thoroughly after handling.
- P270-Do not eat, drink or smoke when using this product.
- P301+P310-IF SWALLOWED: Immediately call a POISON CENTER/doctor /
- P321-Specific treatment (see on this label).
- P405-Store locked up.
- P501-Dispose of contents/container to in accordance with local/regional/national/international regulations..
RUO – Research Use Only
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