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| CAS No.: | 56990-02-4 |
|---|---|
| Name: | 3,5-Dibromobenzaldehyde |
| Article Data: | 32 |
| Molecular Structure: | |
|
|
|
| Formula: | C7H4Br2O |
| Molecular Weight: | 263.916 |
| Synonyms: | Benzaldehyde,3,5-dibromo- |
| EINECS: | -0 |
| Density: | 1.977 g/cm3 |
| Melting Point: | 84-88 °C(lit.) |
| Boiling Point: | 287.221 °C at 760 mmHg |
| Flash Point: | 113.496 °C |
| Solubility: | insoluble in water |
| Appearance: | White powder |
| Hazard Symbols: |
 C
|
| Risk Codes: | 34 |
| Safety: | 26-36/37/39-45 |
| Transport Information: | UN 3261 8/PG 2 |
| PSA: | 17.07000 |
| LogP: | 3.02410 |
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- 894852-01-87-BROMO-2,2-DIMETHYL-2H-PYRIDO[3,2-B][1,4]OXAZIN-3(4H)-ONE
- 626-39-1
1,3,5-trisbromobenzene
- 68-12-2, 33513-42-7
N,N-dimethyl-formamide
- 56990-02-4
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% |
- 56908-88-4
3,5-dibromobenzyl bromide
- 56990-02-4
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% |
- 1611-92-3
3,5-dibromotoluene
- 56990-02-4
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 |
- 56990-02-4
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% |
- 626-39-1
1,3,5-trisbromobenzene
- 56990-02-4
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 |
- 19752-57-9
1,3-dibromo-5-iodobenzene
- 68-12-2, 33513-42-7
N,N-dimethyl-formamide
- 56990-02-4
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% |
- 42460-62-8
4-amino-3,5-dibromo-benzaldehyde
A
- 6311-60-0
3,5-dibromonitrobenzene
B
- 56990-02-4
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; |
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Chemistry
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
Uses
3,5-Dibromobenzaldehyde (56990-02-4) is used as pharmaceutical intermediates.
Safety Profile
Safety information of 3,5-Dibromobenzaldehyde (56990-02-4):
Hazard Codes .gif){kind=small}
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