Cookies disclaimer

I agree Our site saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing our website without changing the browser settings you grant us permission to store that information on your device.

5788-58-9 - 4,5-Dibromo-3(2H)-pyridazinone, 98% - A15994 - Alfa Aesar

A15994 4,5-Dibromo-3(2H)-pyridazinone, 98%

CAS Number

Size Price ($) Quantity Availability
5g 106.00
25g 404.00
Add to Cart Add to Quote Request View Item

4,5-Dibromo-3(2H)-pyridazinone, 98%


Chemical Properties

Formula Weight
Melting point
ca 220° dec.


4,5-Dibromo-3(2H)-pyridazinone is used as an intermediate in the manufacture of pharmaceuticals. It is widely used in chemical research and in fine chemicals.


Incompatible with strong oxidizing agents.

Literature References

Gribov, L. A.; Baranov, V. I.; Poteshnyi, D. I. Computational comparison of theoretical and experimental molecular spectra using an integral transformation in solving analytical problems. J. Anal. Chem. 2011, 66 (2), 116-122.

Pereira, U. A.; Barbosa, L. C. A.; Demuner, A. J.; Silva, A. A.; Bertazzini, M.; Forlani, G. Rubrolides as Model for the Development of New Lactones and Their Aza Analogs as Potential Photosynthesis Inhibitors. Chem. Biodivers. 2015, 12 (7), 987-1006.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P260u-P201-P280a-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310a-P405-P501a

Obtain special instructions before use. Wear protective gloves and eye/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Harmonized Tariff Code


  • A12757

    4-Chlorobenzaldehyde, 98%
  • H32924

    Ethyl oxazole-5-carboxylate, 98%
  • 40120

    Hydrazine sulfate, ACS, 99.0% min
  • H60062

    (R)-N-Boc-2-hydroxymethylmorpholine, 99%
  • H60680

    (S)-N-Boc-2-hydroxymethylmorpholine, 98%

Recently Viewed


Life Science

Metals & Materials


Analytical & Labware