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CAS No.: | 621-59-0 |
---|---|
Name: | Isovanillin |
Article Data: | 113 |
Molecular Structure: | |
Formula: | C8H8O3 |
Molecular Weight: | 152.15 |
Synonyms: | Isovanillin(6CI);p-Anisaldehyde, 3-hydroxy- (7CI,8CI);2-Methoxy-5-formylphenol;3-Hydroxy-4-anisaldehyde;3-Hydroxy-4-methoxybenzaldehyde;3-Hydroxy-p-anisaldehyde;4-Methoxy-3-hydroxybenzaldehyde;5-Formyl-2-methoxyphenol;5-Formylguaiacol;Isovanillic aldehyde;Benzaldehyde,3-hydroxy-4-methoxy-; |
EINECS: | 210-694-9 |
Density: | 1.231 g/cm3 |
Melting Point: | 113-116 °C |
Boiling Point: | 308.1 °C at 760 mmHg |
Flash Point: | 119.9 °C |
Solubility: | 2.27g/L at 20℃ |
Appearance: | light tan cyrstalline solid |
Hazard Symbols: | Xi |
Risk Codes: | 36/37/38 |
Safety: | 26-36/37-36 |
PSA: | 46.53000 |
LogP: | 1.21330 |
Conditions | Yield |
---|---|
With silica gel; 4-acetylamino-2,2,6,6-tetramethylpiperidine-1-oxoammonium perchlorate In dichloromethane | 100% |
With oxygen In toluene at 80℃; under 760.051 Torr; for 24h; | 99% |
With 2,3-dicyano-5,6-dichloro-p-benzoquinone In 1,4-dioxane for 16h; Ambient temperature; | 97% |
4-methoxy-5-methoxycarbonyloxy-2-methylbenzaldehyde
isovanillin
Conditions | Yield |
---|---|
With sodium hydroxide Ambient temperature; | 100% |
Conditions | Yield |
---|---|
With iron(III) chloride on silica In neat (no solvent) at 30℃; for 1h; | 99% |
With sodium hydrogen sulfate; silica gel; methoxybenzene at 115℃; for 3h; | 87% |
With magnesium iodide for 10h; neat (no solvent); | 87% |
With sulfosuccinic acid functionalized mesoporous silica In ethanol at 100℃; |
Conditions | Yield |
---|---|
With β‐cyclodextrin In water at 60℃; for 0.15h; Microwave irradiation; | 99% |
H6P2W18O62; silica gel In tetrahydrofuran; methanol at 65℃; for 1h; | 95% |
With ytterbium(III) chloride In neat (no solvent) at 70 - 120℃; for 0.0333333h; Microwave irradiation; Green chemistry; | 95% |
4-methoxy-3-(tetrahydro-2H-pyran-2-yloxy)benzaldehyde
isovanillin
Conditions | Yield |
---|---|
With β‐cyclodextrin In water at 60℃; for 0.15h; Microwave irradiation; | 99% |
With ytterbium(III) chloride In neat (no solvent) at 70 - 120℃; for 0.0333333h; Microwave irradiation; Green chemistry; | 94% |
Conditions | Yield |
---|---|
With β‐cyclodextrin In water at 60℃; for 0.15h; Microwave irradiation; | 99% |
With ytterbium(III) chloride In neat (no solvent) at 70 - 120℃; for 0.0333333h; Microwave irradiation; Green chemistry; | 98% |
isovanillin
Conditions | Yield |
---|---|
With water; phosphorus pentoxide for 0.00861111h; microwave irradiation; | 98% |
With phosphoric acid for 0.00833333h; microwave irradiation; | 68% |
isovanillin
Conditions | Yield |
---|---|
With Montmorillonite KSF clay for 0.00277778h; Elimination; microwave irradiation; | 96% |
With ammonium acetate for 0.0105556h; microwave irradiation; | 93% |
5-formyl-2-methoxyphenyl 4-methylbenzenesulfonate
isovanillin
Conditions | Yield |
---|---|
With ytterbium(III) chloride In neat (no solvent) at 70 - 120℃; for 0.0333333h; Microwave irradiation; Green chemistry; | 96% |
With β‐cyclodextrin In water at 60℃; for 0.15h; Microwave irradiation; | 70% |
Conditions | Yield |
---|---|
With sodium hydroxide In dichloromethane; water at 55 - 60℃; for 1.58333h; | A 93.5% B 5.8% |
With MES buffer In ethanol; water at 37℃; Kinetics; Thermodynamic data; O-methylation in the absence or in the presence of metal ion, ΔH(excit.), ΔS(excit.); | |
With HCl methanol buffer; BIS-TRIS at 37℃; Rate constant; Thermodynamic data; Kinetics; other divalent metal ions catalysts, var. temperat.; Ea, ΔH(excit.), ΔS(excit.); | |
With sodium hydroxide In dichloromethane; water at 55 - 60℃; for 5h; | A 8 %Chromat. B 77.5 %Chromat. |
IUPAC Name: 3-Hydroxy-4-methoxybenzaldehyde
Molecular Formula: C8H8O3
Molecular Weight: 152.14 g/mol
SMILES: O=Cc1ccc(OC)c(O)c1 Copy
InChI: InChI=1/C8H8O3/c1-11-8-3-2-6(5-9)4-7(8)10/h2-5,10H,1H3
EINECS: 210-694-9
Classification Code: Mutation data
Product Categories: FINE Chemical & INTERMEDIATES; Aromatic Aldehydes & erivatives substituted); BenzaldehydeDerivative; Benzaldehyde; Aromatics
Index of Refraction: 1.587
Molar Refractivity: 41.56 cm3
Molar Volume: 123.5 cm3
Surface Tension: 47.3 dyne/cm
Density: 1.231 g/cm3
Flash Point: 119.9 °C
Enthalpy of Vaporization: 57.06 kJ/mol
Boiling Point: 308.1 °C at 760 mmHg
Melting Point: 113-116 °C
Sensitive: Air Sensitive
Vapour Pressure of Isovanillin (CAS NO.621-59-0): 0.000384 mmHg at 25 °C
Isovanillin (CAS NO.621-59-0) is used as flavor chemical and pharmaceutical intermediate.
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
dog | LDLo | intravenous | 1470mg/kg (1470mg/kg) | Annales Pharmaceutiques Francaises. Vol. 14, Pg. 456, 1956. | |
rat | LD50 | intraperitoneal | 1276mg/kg (1276mg/kg) | Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. Vol. 243, Pg. 609, 1956. |
Reported in EPA TSCA Inventory.
Moderately toxic by intraperitoneal and intravenous routes. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazard Codes: Xi
R36/37/38:Irritating to eyes, respiratory system and skin. Risk Statements: 36/37/38
Safety Statements: 26-36/37-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37:Wear suitable protective clothing and gloves.
S36:Wear suitable protective clothing.
WGK Germany: 3
RTECS: CU6540000
Hazard Note of Isovanillin (CAS NO.621-59-0): Irritant
Isovanillin (CAS NO.621-59-0), its Synonyms are 3-Hydroxy-4-methoxybenzaldehyde ; 3-Hydroxy-p-anisaldehyde ; Isovanilline ; Oxy-3 methoxy-4 benzaldehyde ; Benzaldehyde, 3-hydroxy-4-methoxy- ; p-Anisaldehyde, 3-hydroxy- (8CI) . It is light tan cyrstalline solid.