For citations & permissions, please see: Citations & Permissions - Wiley Science Solutions*

*Links on SpectraBase are not permalinks.
9,9'-Spirobifluorene
SpectraBase Compound ID L8zYBziPsAD
InChI InChI=1S/C25H16/c1-5-13-21-17(9-1)18-10-2-6-14-22(18)25(21)23-15-7-3-11-19(23)20-12-4-8-16-24(20)25/h1-16H
InChIKey SNFCXVRWFNAHQX-UHFFFAOYSA-N
Mol Weight 316.4 g/mol
Molecular Formula C25H16
Exact Mass 316.125201 g/mol

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

View the Full Spectrum for FREE!

The full spectrum can only be viewed using a FREE account.

SpectraBase Spectrum ID 9goNZdAE8UM
Name 9,9'-Spirobifluorene
Source of Sample Alfa Aesar, Thermo Fisher Scientific
Catalog Number H64133
Lot Number 5004R18W
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 0.270392
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 -1847
Backward Peak Location 7370
Beam Splitter Setting KBr
CAS Registry Number 159-66-0
Color Properties White to pale yellow
Container ID C-009809
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 C25H16
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/C25H16/c1-5-13-21-17(9-1)18-10-2-6-14-22(18)25(21)23-15-7-3-11-19(23)20-12-4-8-16-24(20)25/h1-16H
InChIKey SNFCXVRWFNAHQX-UHFFFAOYSA-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
Molecular Weight 316.403 g/mol
Non Linearity Correction 0
Number of Points 3795
Number of Sample Scans 32
Optical Filter Setting Open
Peak Amplitude -1890
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 H64133-1G
SMILES C12(c3ccccc3-c3ccccc23)c2ccccc2-c2ccccc12
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 27.298 s
Scanner Temperature 28.5 °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 9,9′-Spirobi[9H-fluorene]
Technique ATR-Neat
Zero Filling Factor 4