3,5-Di-tert-butyl-4-hydroxybenzaldehyde CAS#: 1620-98-0; ChemWhat Code: 60623
Identification
Patent Information | ||
Patent ID | Title | Publication Date |
JP2018/168093 | BIOFILM FORMATION INHIBITOR | 2018 |
WO2016/63297 | ALKYLIDENE PHOSPHONATE ESTERS AS P-GLYCOPROTEIN INDUCERS | 2016 |
US2013/267568 | (1,2,3-Triazolyl)sulfonyl Derivatives | 2013 |
US2011/54018 | Inotilone derivatives as coherent biological response modifier (cBMR) | 2011 |
US2010/267992 | PROCESS FOR PREPARING SUBSTITUTED 1,4-QUINONE METHIDES | 2010 |
Physical Data
Appearance | Off-White to pale yelow solid |
Melting Point, °C | Solvent (Melting Point) |
190 | toluene |
189 – 191 | |
185 – 189 | |
188 – 190 | |
166 – 171 | |
188 – 191 | ethyl acetate |
Measurement Temperature, °C |
25 |
Description (Association (MCS)) | Partner (Association (MCS)) |
IR spectrum of the complex | ethenetetracarbonitrile |
UV/VIS spectrum of the complex | ethenetetracarbonitrile |
Spectra
Description (NMR Spectroscopy) | Nucleus (NMR Spectroscopy) | Solvents (NMR Spectroscopy) | Frequency (NMR Spectroscopy), MHz |
Chemical shifts, Spectrum | 1H | chloroform-d1 | 400 |
Chemical shifts, Spectrum | 13C | chloroform-d1 | 100 |
Chemical shifts, Spectrum | 1H | dimethylsulfoxide-d6 | 400 |
Chemical shifts, Spectrum | 13C | dimethylsulfoxide-d6 | 100 |
Chemical shifts, Spectrum | 1H | CD3OD | 400 |
3,5-Di-tert-butyl-4-hydroxybenzaldehyde CAS#: 1620-98-0 NMR |
Description (IR Spectroscopy) | Solvent (IR Spectroscopy) | Original Text (IR Spectroscopy) |
toluene | 1682 cm-1 (aldehyde CO) | |
Bands | solid | |
Bands | nujol | |
Bands | CCl4 | |
Bands | CS2 | |
Intensity of IR bands |
Description (Mass Spectrometry) | Solvent (UV/VIS Spectroscopy) | Comment (UV/VIS Spectroscopy) | Absorption Maxima (UV/VIS), nm | Ext./Abs. Coefficient, l·mol-1cm-1 |
Absorption maxima | H2O, H2SO4 | Ratio of solvents: 66percent | 258 | 5740 |
Absorption maxima | H2O, NaOH | Ratio of solvents: 0.1N | 232, 290 | 8600, 3120 |
Description (Mass Spectrometry) |
Absorption maximaliquid chromatography mass spectrometry (LCMS), high resolution mass spectrometry (HRMS), electrospray ionisation (ESI), spectrum |
gas chromatography mass spectrometry (GCMS), spectrum |
liquid chromatography mass spectrometry (LCMS), spectrum |
high resolution mass spectrometry (HRMS), electron impact (EI), spectrum |
3,5-Di-tert-butyl-4-hydroxybenzaldehyde CAS#: 1620-98-0 MASS
Route of Synthesis (ROS)
Route of Synthesis (ROS) of 3,5-Di-tert-butyl-4-hydroxybenzaldehyde CAS 1620-98-0
Conditions | Yield |
With sodium tetrahydroborate In ethanol at 20℃; | 95% |
With sodium tetrahydroborate; sodium hydrogencarbonate In ethanol at 0℃; for 2h; Experimental Procedure 1 Synthesis of 3,5-di-tert-butyl-4-hydroxybenzyl alcohol Take 4 g of the above prepared3,5-di-tert-butyl-4-hydroxybenzaldehyde (0.017 mol) was dissolved in 40 mL of absolute ethanol,1.7 g of NaHCO3 (0.02 mol) was added, and 0.77 g (0.02 mol)NaBH4 continued to react for 2 h, ending the reaction.Ether extraction, the organic phase was combined, washed and dried, and the solvent was removed under reduced pressure to give 3.7 g of a pale yellow solid,Yield 93%, m.p. 140-141 ° C (literature value 139-141 ° C). | 93% |
With sodium hydroxide; sodium tetrahydroborate In methanol for 27h; Ambient temperature; | 47% |
Safety and Hazards
Pictogram(s) | |
Signal | Warning |
GHS Hazard Statements | H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation] H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation] H335 (90.91%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation] |
Precautionary Statement Codes | P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (The corresponding statement to each P-code can be found at the GHS Classification page.) |
Other Data
Transportation | At room temperature away from light |
HS Code | |
Storage | At room temperature away from light |
Shelf Life | 1 year |
Market Price |
Druglikeness | |
Lipinski rules component | |
Molecular Weight | 234.338 |
logP | 4.524 |
HBA | 1 |
HBD | 1 |
Matching Lipinski Rules | 4 |
Veber rules component | |
Polar Surface Area (PSA) | 4.524 |
Rotatable Bond (RotB) | 3 |
Matching Veber Rules | 2 |
Toxicity/Safety Pharmacology |
Quantitative Results |
Use Pattern |
3,5-Di-tert-butyl-4-hydroxybenzaldehyde CAS#: 1620-98-0 widely used in food, polymers and cosmetics as radical trapping agents, OLED materials. |
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