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| CAS No.: | 7311-34-4 |
|---|---|
| Name: | 3,5-Dimethoxybenzaldehyde |
| Article Data: | 119 |
| Molecular Structure: | |
|
|
|
| Formula: | C9H10O3 |
| Molecular Weight: | 166.177 |
| Synonyms: | Benzaldehyde, 3,5-dimethoxy-; |
| EINECS: | 230-772-6 |
| Density: | 1.114 g/cm3 |
| Melting Point: | 45-48 °C(lit.) |
| Boiling Point: | 276.5 °C at 760 mmHg |
| Flash Point: | 119 °C |
| Solubility: | insoluble in water |
| Appearance: | white to beige crystalline solid |
| Hazard Symbols: |
 Xi
|
| Risk Codes: | 36/37/38 |
| Safety: | 26-36-24/25 |
| PSA: | 35.53000 |
| LogP: | 1.51630 |
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- 90221-55-92-bromo-5-methylbenzaldehyde
- 885590-99-82,3-DIFLUORO-4-IODOBENZALDEHYDE
- 34967-25-4
3,5-dimethoxybenzaldoxime
- 7311-34-4
3,5-dimethoxybenzaldehdye
| Conditions | Yield |
|---|---|
| With benzyltriphenylphosphonium dichromate In acetonitrile for 0.25h; Oxidation; Heating; | 100% |
| With 1,4-dichloro-1,4-diazoniabicyclo[2,2,2]octane bischloride In water at 50℃; for 0.333333h; pH=7; | 85% |
| With quinolinium chlorochromate(VI) for 0.583333h; | 50% |
| Conditions | Yield |
|---|---|
| With silica-supported Jones reagent In dichloromethane for 0.00269444h; | 99.5% |
| With 1,2-dimethyl-3-[6-(methylsulfinyl)hexyl]-1H-imidazolium triflate; oxalyl dichloride; triethylamine In dichloromethane; acetonitrile at -78 - 20℃; Swern oxidation; | 97% |
| With Dess-Martin periodane In dichloromethane at 0℃; Inert atmosphere; | 96% |
| Conditions | Yield |
|---|---|
| With potassium carbonate In N,N-dimethyl-formamide at 50℃; | 99% |
| With potassium carbonate In acetone at 80℃; for 12h; Inert atmosphere; Schlenk technique; | 92% |
| With potassium carbonate In acetone Heating; | 90% |
| Stage #1: 3,5-dihydroxybenzaldehyde With potassium carbonate In acetone at 20℃; for 0.5h; Inert atmosphere; Stage #2: methyl iodide In acetone for 6h; Reflux; Inert atmosphere; | 69.4% |
- 74726-76-4
2-bromo-3,5-dimethoxybenzyl alcohol
- 7311-34-4
3,5-dimethoxybenzaldehdye
| Conditions | Yield |
|---|---|
| Stage #1: 2-bromo-3,5-dimethoxybenzyl alcohol With water; lead(IV) tetraacetate; potassium nitrate at 37℃; for 1.5h; Stage #2: With rhenium(IV) sulfide at 45℃; for 2h; Temperature; | 98.5% |
| Conditions | Yield |
|---|---|
| With potassium carbonate In chloroform at 20℃; for 24h; Irradiation; Inert atmosphere; | 96% |
| With dipotassium peroxodisulfate In water at 90℃; for 12h; Green chemistry; | 62% |
| Conditions | Yield |
|---|---|
| With nickel-doped graphene carbon nitride nanoparticles; air In ethanol at 25℃; for 8h; Irradiation; Green chemistry; | 95% |
| Multi-step reaction with 2 steps 1: N-Bromosuccinimide / acetonitrile / 1 h / 25 °C / Inert atmosphere 2: hexamethylenetetramine / water / 12 h / 120 °C / Inert atmosphere View Scheme |
- 15226-74-1, 61091-28-9, 61117-58-6
dicobalt octacarbonyl
- 20469-65-2
1-bromo-3,5-dimethoxybenzene
- 7311-34-4
3,5-dimethoxybenzaldehdye
| Conditions | Yield |
|---|---|
| With triethylsilane; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; sodium acetate In acetonitrile at 25℃; for 16h; Schlenk technique; Inert atmosphere; | 87% |
| Conditions | Yield |
|---|---|
| With 2,3-dicyano-5,6-dichloro-p-benzoquinone In dichloromethane; water for 2.5h; Ambient temperature; | A n/a B 86% |
A
- 7311-34-4
3,5-dimethoxybenzaldehdye
B
- 96016-38-5
(3R,4S)-6-Benzyloxy-4-(4-methoxy-benzyloxymethyl)-hexan-3-ol
| Conditions | Yield |
|---|---|
| With 2,3-dicyano-5,6-dichloro-p-benzoquinone In water; Petroleum ether at 5℃; for 0.08h; | A n/a B 86% |
A
- 7311-34-4
3,5-dimethoxybenzaldehdye
B
- 96016-18-1
(2R,3S,4S)-3,5-Bis-benzyloxy-4-methyl-pentan-2-ol
| Conditions | Yield |
|---|---|
| With 2,3-dicyano-5,6-dichloro-p-benzoquinone In dichloromethane; water for 0.25h; Ambient temperature; | A n/a B 85% |
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Chemistry
Molecule structure of 3,5-Dimethoxybenzaldehyde (CAS NO.7311-34-4):
IUPAC Name: 3,5-Dimethoxybenzaldehyde
Molecular Weight: 166.1739 g/mol
Molecular Formula: C9H10O3
Density: 1.114 g/cm3
Melting Point: 45-48 °C(lit.)
Boiling Point: 276.5 °C at 760 mmHg
Flash Point: 119 °C
Index of Refraction: 1.534
Molar Refractivity: 46.36 cm3
Molar Volume: 149.1 cm3
Surface Tension: 36.1 dyne/cm
Enthalpy of Vaporization: 51.5 kJ/mol
Vapour Pressure: 0.00478 mmHg at 25 °C
Water Solubility: insoluble
Sensitive: air sensitive
XLogP3-AA: 1.3
H-Bond Acceptor: 3
Rotatable Bond Count: 3
Exact Mass: 166.062994
MonoIsotopic Mass: 166.062994
Topological Polar Surface Area: 35.5
Heavy Atom Count: 12
Canonical SMILES: COC1=CC(=CC(=C1)C=O)OC
InChI: InChI=1S/C9H10O3/c1-11-8-3-7(6-10)4-9(5-8)12-2/h3-6H,1-2H3
InChIKey: VFZRZRDOXPRTSC-UHFFFAOYSA-N
EINECS: 230-772-6
Product Categories: Carbonyl Compounds;Aromatic Aldehydes & Derivatives (substituted); Adehydes, Acetals & Ketones; Anisoles, Alkyloxy Compounds & Phenylacetates; Building Blocks for Dendrimers; Functional Materials; Aldehydes; C9; Carbonyl Compounds
Uses
3,5-Dimethoxybenzaldehyde (CAS NO.7311-34-4) is mainly used for pharmaceutical intermediates.
Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/37/38
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36-24/25
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
S24/25:Avoid contact with skin and eyes.
WGK Germany: 3
F: 9
Hazard Note: Irritant
Specification
3,5-Dimethoxybenzaldehyde (CAS NO.7311-34-4) is also named as Benzaldehyde, 3,5-dimiethoxy ; 3,5-Dimethoxybenzaldehyde 98% . 3,5-Dimethoxybenzaldehyde (CAS NO.7311-34-4) is white to beige crystalline solid.