Basic Information | Post buying leads | Suppliers | Cas Database |
Name |
3,5-Dibromobenzaldehyde |
EINECS | -0 |
CAS No. | 56990-02-4 | Density | 1.977 g/cm3 |
PSA | 17.07000 | LogP | 3.02410 |
Solubility | insoluble in water | Melting Point |
84-88 °C(lit.) |
Formula | C7H4Br2O | Boiling Point | 287.221 °C at 760 mmHg |
Molecular Weight | 263.916 | Flash Point | 113.496 °C |
Transport Information | UN 3261 8/PG 2 | Appearance | White powder |
Safety | 26-36/37/39-45 | Risk Codes | 34 |
Molecular Structure | Hazard Symbols | C | |
Synonyms |
Benzaldehyde,3,5-dibromo- |
Article Data | 32 |
1,3,5-trisbromobenzene
N,N-dimethyl-formamide
3,5-dibromobenzaldehyde
Conditions | Yield |
---|---|
Stage #1: 1,3,5-trisbromobenzene With magnesium In tetrahydrofuran at 20℃; for 0.0833333h; Inert atmosphere; Large scale; Stage #2: With methylmagnesium chloride In tetrahydrofuran for 3.5h; Reflux; Inert atmosphere; Large scale; Stage #3: N,N-dimethyl-formamide In tetrahydrofuran at 0 - 10℃; for 2h; Temperature; Reagent/catalyst; Inert atmosphere; Large scale; | 95% |
Stage #1: 1,3,5-trisbromobenzene With n-butyllithium In diethyl ether; hexane at -78℃; Stage #2: N,N-dimethyl-formamide In diethyl ether; hexane at -78 - 0℃; Further stages.; | 94% |
Stage #1: 1,3,5-trisbromobenzene With n-butyllithium In diethyl ether at -78℃; Stage #2: N,N-dimethyl-formamide In diethyl ether for 1h; Stage #3: With hydrogenchloride In diethyl ether; water | 70% |
3,5-dibromobenzyl bromide
3,5-dibromobenzaldehyde
Conditions | Yield |
---|---|
With 4-methylmorpholine N-oxide In tetrahydrofuran for 12h; Reflux; | 92% |
Conditions | Yield |
---|---|
In diethyl ether at -78℃; for 1h; | 86% |
3,5-dibromotoluene
3,5-dibromobenzaldehyde
Conditions | Yield |
---|---|
With C15H11ClN4SZn; p-benzoquinone In tert-butyl alcohol for 8h; Reagent/catalyst; | 83% |
With bromine at 180 - 200℃; Erwaermen des Reaktionsprodukts mit konz. Schwefelsaeure auf 70-80grad; | |
Multi-step reaction with 2 steps 1: dibenzoyl peroxide; N-Bromosuccinimide / tetrachloromethane / 24 h / Reflux 2: 4-methylmorpholine N-oxide / tetrahydrofuran / 12 h / Reflux View Scheme |
3,5-dibromobenzaldehyde
Conditions | Yield |
---|---|
With hydrogenchloride In water; N,N-dimethyl-formamide at 50℃; for 1h; | 82% |
With hydrogenchloride; water at 50℃; for 1h; | 82% |
Conditions | Yield |
---|---|
With 1,2,3,4-tetrahydroisoquinoline In acetonitrile at 20℃; Green chemistry; | 50% |
1,3,5-trisbromobenzene
3,5-dibromobenzaldehyde
Conditions | Yield |
---|---|
With magnesium In hexane; dichloromethane; ethyl acetate; N,N-dimethyl-formamide | 45% |
With magnesium In tetrahydrofuran; hexane; dichloromethane; ethyl acetate; N,N-dimethyl-formamide |
1,3-dibromo-5-iodobenzene
N,N-dimethyl-formamide
3,5-dibromobenzaldehyde
Conditions | Yield |
---|---|
Stage #1: 1,3-dibromo-5-iodobenzene With n-butyllithium In tetrahydrofuran at -78℃; for 0.5h; Stage #2: N,N-dimethyl-formamide In tetrahydrofuran at -78 - 20℃; | 28% |
4-amino-3,5-dibromo-benzaldehyde
A
3,5-dibromonitrobenzene
B
3,5-dibromobenzaldehyde
Conditions | Yield |
---|---|
With potassium disulphite; nitric acid Erwaermen der mit Eiswasser verd. Diazoniumsalz-Loesung mit Alkohol in Gegenwart von Kupfersulfat; |
Conditions | Yield |
---|---|
With chromium(VI) oxide; sulfuric acid; acetic acid anschl. Erhitzen mit wss. H2SO4; |
IUPAC Name: 3,5-Dibromobenzaldehyde
The MF of 3,5-Dibromobenzaldehyde (56990-02-4) is C7H4Br2O.
The MW of 3,5-Dibromobenzaldehyde (56990-02-4) is 263.91.
Synonyms of 3,5-Dibromobenzaldehyde (56990-02-4): 3,5-Dibrombenzolcarbaldehyd ; Benzaldehyde, 3,5-dibromo- ; 3,5-Dibromobenzaldehyde ; TL8001017
Product Categories: Aromatic Aldehydes & Derivatives;Benzaldehyde;Adehydes, Acetals & Ketones;Bromine Compounds;Building Blocks for Dendrimers
Index of Refraction: 1.645
Apperance: White powder
Density: 1.977 g/ml
Flash Point: 113.5 °C
Boiling Point: 287.2 °C
Melting Point: 89-93 °C
Water Solubility: insoluble
Sensitive: Air Sensitive
BRN: 2573432
3,5-Dibromobenzaldehyde (56990-02-4) is used as pharmaceutical intermediates.
Safety information of 3,5-Dibromobenzaldehyde (56990-02-4):
Hazard Codes C
Risk Statements
34 Causes burns
Safety Statements
26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36/37/39
45 If swallowed, seek medical advice immediately and show this container or label
RIDADR UN 3261 8/PG 2
WGK Germany 3