-
Name
1,4-DIBROMO-2,3-BUTANEDIONE
- EINECS
- CAS No. 6305-43-7
- Article Data13
- CAS DataBase
- Density 2.117g/cm3
- Solubility Insoluble in water.
- Melting Point 117-119°C
- Formula C4H4 Br2 O2
- Boiling Point 213°C at 760 mmHg
- Molecular Weight 243.883
- Flash Point 86°C
- Transport Information
- Appearance
- Safety Poison by intravenous and intraperitoneal routes. When heated to decomposition it emits toxic fumes of Br−. See also BROMIDES.
- Risk Codes R23/24/25; R34
-
Molecular Structure
-
Hazard Symbols
Xi
- Synonyms 1,4-Dibromo-2,3-butanedione;NSC 41130; NSC 75722
- PSA 34.14000
- LogP 0.91440
2,2'-Dibromobiacetyl Chemical Properties
IUPAC Name: 1,4-Dibromobutane-2,3-dione
The MF of 2,2'-Dibromobiacetyl (CAS NO.6305-43-7) is C4H4Br2O2.
The MW of 2,2'-Dibromobiacetyl (CAS NO.6305-43-7) is 243.88.
Synonyms of 2,2'-Dibromobiacetyl (CAS NO.6305-43-7): 1,4-Dibromobutanedione ; 1, 4-Dibromo-2,3-butanedione ; 1,4-Dibromobutane-2,3-dione ; 1,4-Dibromodiacetyl
Index of Refraction: 1.539
EINECS: 228-615-1
Density: 2.117 g/ml
Flash Point: 86 °C
Boiling Point: 213 °C
Melting Point: 117-119 °C
BRN: 970154
2,2'-Dibromobiacetyl Uses
2,2'-Dibromobiacetyl (CAS NO.6305-43-7) is used as fine chemical raw materials, pharmaceutical intermediates, organic synthesis.
2,2'-Dibromobiacetyl Toxicity Data With Reference
| Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
|---|---|---|---|---|---|
| dog | LD50 | intravenous | 21mg/kg (21mg/kg) | LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA LIVER: "HEPATITIS (HEPATOCELLULAR NECROSIS), DIFFUSE" | Journal of the National Cancer Institute. Vol. 31, Pg. 297, 1963. |
| mouse | LD50 | intraperitoneal | 9400ug/kg (9.4mg/kg) | LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES GASTROINTESTINAL: OTHER CHANGES | Journal of the National Cancer Institute. Vol. 31, Pg. 297, 1963. |
| mouse | LD50 | intravenous | 10mg/kg (10mg/kg) | U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#00598, |
2,2'-Dibromobiacetyl Consensus Reports
Reported in EPA TSCA Inventory.
2,2'-Dibromobiacetyl Safety Profile
Poison by intravenous and intraperitoneal routes. When heated to decomposition it emits toxic fumes of Br−. See also BROMIDES.Safety information of 2,2'-Dibromobiacetyl (CAS NO.6305-43-7):
Hazard Codes 
Xi
Risk Statements 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements 26-36/37/39-27
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S27:Take off immediately all contaminated clothing.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
RIDADR 1759
RTECS EK2850000
HazardClass 8
PackingGroup III
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