Dibenzoylmethane 120-46-7 largest supply in market CAS NO.120-46-7

Product Name: Dibenzoylmethane
Synonyms: ,3-Diphenyl-propane-1,3-dione;1,3-Diphenyl-1,3-propanediamine;1,3-diphenyl-3-propanedione;1,3-Diphenylpropanedione;2-Benzoylacetophenone;3-Propanedione,1,3-diphenyl-1;arenzu dk 2;-Benzoylacetophenone
CAS: 120-46-7
MF: C15H12O2
MW: 224.25
EINECS: 204-398-9
Product Categories: Color Former & Related Compounds;Functional Materials;Sensitizer;Slight yellowish crystalline powder
Mol File: 120-46-7.mol
Dibenzoylmethane Structure
Dibenzoylmethane Chemical Properties
Melting point  77-79 °C(lit.)
Boiling point  219-221 °C18 mm Hg(lit.)
Fp  219-221°C/18mm
storage temp.  Store at RT.
Merck  14,3009
BRN  514910
Stability: Stable. Incompatible with strong oxidizing agents.
CAS DataBase Reference 120-46-7(CAS DataBase Reference)
NIST Chemistry Reference 1,3-Propanedione, 1,3-diphenyl-(120-46-7)
EPA Substance Registry System 1,3-Propanedione, 1,3-diphenyl-(120-46-7)
Safety Information
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  22-24/25
WGK Germany  3
RTECS  TZ1930000
Hazard Note  Irritant
HS Code  29143900

【Product Name】

Dibenzoylmethane
【Synonyms】

1,3-Diphenyl-1,3-propanedione
2-Benzoylacetophenone
Dibenzoylmethane
Karenz DK 2
Phenyl phenacyl ketone
Rhodiastab 83
【CAS】

120-46-7
【Formula】

C15H12O2
【Molecular Weight】

224.26
【EINECS】

204-398-9
【RTECS】

TZ1930000
【RTECS Class】

Other
【Merck】

13,3033
【Beilstein/Gmelin】

514910
Physical and Chemical Properties Back to Contents
【Appearance】

Yellow crystalline powder.
【Solubility in water】

Insoluble
【Melting Point】

74 - 77
【Boiling Point】

357
【Vapor Pressure】

3E-5 (25 C)
【pKa/pKb】

8.95 (pKa)
【Partition Coefficient】

3.04
【Heat Of Vaporization】

60.3
First Aid Measures Back to Contents
【Ingestion】

Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
【Inhalation】

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
【Skin】

Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
【Eyes】

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Handling and Storage Back to Contents
【Storage】

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
【Handling】

Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
Hazards Identification Back to Contents
【Ingestion】

May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
【Inhalation】

May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
【Skin】

May cause skin irritation.
【Eyes】

May cause eye irritation.
【EC Safety Phrase】

S 22 24/25
Exposure Controls/Personal Protection Back to Contents
【Personal Protection】

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
【Respirators】

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Fire Fighting Measures Back to Contents
【Flash Point】

147
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Runoff from fire control or dilution water may cause pollution. To extinguish fire, use water, dry chemical, chemical foam, or alcohol-resistant foam. Use agent most appropriate to extinguish fire.
Accidental Release Measures Back to Contents
【Small spills/leaks】

Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, using the appropriate protective equipment. Avoid generating dusty conditions. Provide ventilation.
Stability and Reactivity Back to Contents
【Disposal Code】

3
【Incompatibilities】

Oxidizing agents.
【Stability】

Stable under normal temperatures and pressures.
【Decomposition】

Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
Transport Information Back to Contents
【HS Code】

2914 39 00