Uranyl Acetylacetonate SDS


Name: Uranyl Acetylacetonate

Synonyms: Uranium (VI) bis(acetylacetonato)oxide, 99%

CAS RN: [18039-69-5]

Formula: UO2(CH3COCH=C(O)CH3)2

EINECS Number: None

Chemical Family: Metal beta-diketone complexes.

ACGIH (TWA): 0.2mg/m3 (as U)

Percent: 100

OSHA (PEL): 0.25mg/m3 (as insoluble U)


IBI Labs

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Emergency Telephone Numbers


USA & Canada contact number: 1-800-535-5053

International contact number: 1-352-323-3500

Other Identifiers

Use and Restriction: This material is prepared for use at analytic laboratories, which routinely handle uranium.

  • Molecular Formula: C10H14O6U
  • Molecular Weight: 468.248
  • Appearance: Crystals
  • Stability: Air and moisture stable
  • Hazardous Polymerization: No hazardous polymerization
  • Incompatibility: Strong oxidizing agents
  • Decomposition Products: Carbon dioxide, carbon monoxide, organic vapors, and metal oxides and carbonate


Emergency overview:

  • Toxic by inhalation and if ingested.
  • Irritating to skin, eyes, and respiratory tract.
  • May cause cancer.

Primary routes of exposure: Causes slight to mild irritation of the eyes.

Eye and skin contact: Causes light to mild irritation to the eyes and skin.


  • Toxic by inhalation.
  • Irritating to the nose, mucous membranes, and respiratory tract.

Ingestion: Toxic if ingested.

Acute health effects: This substance can be toxic if inhaled or ingested and may cause harm to the eyes and respiratory system.

Chronic health effects:

  • Prolonged exposure to dust at above regulatory levels may increase the likelihood of radiation-induced diseases because of alpha emission and radon gas.
  • May increase the risk of cancer of the skin and lymphatic system.


Eye exposure:

  • Immediately flush the eyes with copious amounts of water for at least 10-15 minutes.
  • A patient may need assistance in keeping their eyelids open.
  • Get immediate medical attention.

Skin Exposure:

  • Wash the affected area with water.
  • Remove contaminated clothes if necessary.
  • Seek medical assistance if irritation persists.


  • Remove the patient to fresh air.
  • Closely monitor the patient for signs of respiratory problems, such as difficulty in breathing, coughing, wheezing, or pain.
  • Seek immediate medical assistance.


  • Seek medical attention immediately.
  • Keep the patient calm.
  • Give the patient water (only if conscious).
  • Induce vomiting only if directed by medical personnel.


Flash point: Not applicable.

Autoignition temperature: None.

Explosion limits: None.

Extinguishing medium: Not applicable.

Special firefighting procedures:

  • Non-flammable.
  • No special firefighting procedures.

Hazardous combustion and decomposition products: No hazardous combustion or decomposition products.

Unusual fire or explosion hazards: No unusual fire or explosion hazards.

Firefighting and Other Immediately Dangerous to Life or Health Conditions

Use any self-contained breathing apparatus with a full facepiece respirator and a high-efficiency particulate filter.

Use any supplied-air respirator with a full facepiece operated in a pressure-demand or other positive-pressure mode or other positive-pressure modes with an auxiliary self-contained breathing apparatus operated in pressure-demand or other positive-pressure modes.


Store in a tightly sealed container.

Spill and leak procedures: Small spills can be mixed with vermiculite or sodium carbonate and swept up.

Disposal: Dispose of according to local, state, and federal regulations.


At any detectable concentration: Any self-contained breathing apparatus with a full facepiece operated in a pressure-demand or other positive-pressure mode.

Any supplied-air respirator with a full facepiece operated in a pressure-demand or other positive-pressure mode or other positive-pressure mode with an auxiliary self-contained breathing apparatus operated in pressure-demand or other positive-pressure mode.

Escape – any air-purifying, full-facepiece respirator with a high-efficiency particulate filler.

Any appropriate escape-type, self-contained breathing apparatus.

Eye protection: Always wear approved safety glasses when handling a chemical substance in the laboratory.

Skin protection: Wear protective clothing and gloves.

Ventilation: Material may form a fine dust. If possible, handle the material in an efficient fume hood.

Respirator: If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator Protection Program to comply with 29 CFR 1910.134.


Shipping Name (CFR & IATA): Radioactive material, excepted package-limited quantity of material.

Hazard Class (CFR & IATA): 7

Additional Hazard Class (CFR): Not available.

Packaging Group (CFR & IATA): Not available.

UN ID Number (CFR & IATA): UN2910

Additional Hazard Class: See Sub. Sec. 10.5

Packing Group:

The classification of substances with multiple hazards must be determined following the criteria presented in the regulations mentioned above. Due to the various quantities and combinations of materials being shipped at one time, the information above must be determined based on the characteristics of the specific shipment.


TSCA: Listed in the TSCA inventory.

SARA (Title 313): Title compound not listed.

Second and Third Ingredients: None.


Copyright 2014 IBI Labs. License granted to make unlimited paper copies for internal use only.

IBI Labs requires that those who receive their materials comply with 29 CFR 1910.1200(h), which mandates that employers provide employees with effective information and training about hazardous chemicals in their workplace.

The contents of this document are believed to be accurate as of the date of revision and are provided in good faith. However, it is recommended that recipients use this information as supplementary and exercise caution and judgment regarding its accuracy and suitability. Please note that IBI Labs cannot be held responsible for any damage, direct or indirect, that occurs because of using the information provided in this Safety Data Sheet.

IBI Labs makes no warranties, expressed or implied, including warranties of merchantability and fitness for a particular purpose. This information is provided without warranty, and any use of the product that does not conform to this Safety Data Sheet, or that is used in combination with any other product or process, is the user’s responsibility.

Revision Date: 05/03/2024


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