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2'-Hydroxy-4,4',6'-trimethoxychalcone
SpectraBase Compound ID 1aVOPZuVfvr
InChI InChI=1S/C18H18O5/c1-21-13-7-4-12(5-8-13)6-9-15(19)14-10-17(22-2)18(23-3)11-16(14)20/h4-11,20H,1-3H3/b9-6+
InChIKey DEFIDHGLMKNUCN-RMKNXTFCSA-N
Mol Weight 314.34 g/mol
Molecular Formula C18H18O5
Exact Mass 314.115424 g/mol

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

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SpectraBase Spectrum ID JY7lXSOszAE
Name 2'-Hydroxy-4,4',6'-trimethoxychalcone
Source of Sample TCI Chemicals India Pvt. Ltd.
Catalog Number H1571
Lot Number IIQYE-EL
Accessory DuraSample IR #145404C7
Acquisition Mode double sided, forward-backward
Actual Signal Gain 8
Actual Signal Gain 2nd Channel 1
Additional Data Treatment 1
Analog Signal 1 0.270484
Analog Signal 2 0
Aperture Setting 6 mm
Apodization Function Norton-Beer, medium
Background Measurement Channel Sample Compartment
Background Peak Amplitude 2nd Channel 1
Background Peak Location 2nd Channel 1
Background Rotations 32
Background Scans 32
Background Scans or Time Scans
Backward Peak Amplitude -1750
Backward Peak Location 7370
Beam Splitter Setting KBr
CAS Registry Number 3420-72-2
Color Properties Pale yellow-reddish yellow
Container ID C-009677
Copyright Copyright © 2018-2024 John Wiley & Sons, Inc. All Rights Reserved.
Data Point Format 1
Delay Before Measurement 1 s
Detector Setting RT-DLaTGS [Internal]
End Frequency Limit for File 340
External Synchronization Off
Focal Length 100
Formula C18H18O5
Frequency of First Point 3998.34 cm⁻¹
Frequency of Last Point 339.463 cm⁻¹
High Folding Limit 15800.5
High Frequency Limit 8000 cm⁻¹
High Pass Filter 0
InChI InChI=1S/C18H18O5/c1-21-13-7-4-12(5-8-13)6-9-15(19)14-10-17(22-2)18(23-3)11-16(14)20/h4-11,20H,1-3H3/b9-6+
InChIKey DEFIDHGLMKNUCN-RMKNXTFCSA-N
Instrument Name Bruker Tensor 27 FT-IR
Laser Wavenumber 15800.5 cm⁻¹
Low Folding Limit 0
Low Frequency Limit 0
Low Pass Filter 10
Measurement Channel Sample Compartment
Non Linearity Correction 0
Number of Points 3795
Number of Sample Scans 32
Optical Filter Setting Open
Peak Amplitude -1787
Peak Amplitude 2nd Channel 1
Peak Location 7366
Peak Location 2nd Channel 1
Phase Correction Mode Mertz
Phase Resolution 8
Physical State Solid
Preamplifier Gain 3
Preamplifier Gain Background 0
Purity 98%
Relative Humidity Interferometer 20 %
Resolution 4
SKU H1571-1G
SMILES Oc1cc(c(cc1C(\C=C\c1ccc(cc1)OC)=O)OC)OC
Sample Comments Sample ground at metal edge of ATR
Sample Rotations 32
Sample Scans or Time Scans
Sample Spacing Divisor 1
Sample Spacing Multiplicator 1
Scan Time 27.292 s
Scanner Temperature 28.3 °C
Scanner Velocity 10 kHz
Signal Gain, Background automatic
Signal Gain, Sample automatic
Source of Spectrum Bio-Rad Laboratories, Inc.
Start Frequency Limit for File 4000 cm⁻¹
Synonyms Flavokawain A
Technique ATR-Neat
Zero Filling Factor 4