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6H,11H-Isochromeno[4,3-c]chromene-6,11-dione

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6H,11H-Isochromeno[4,3-c]chromene-6,11-dione
SpectraBase Compound ID 5OojIOssZ5l
InChI InChI=1S/C16H8O4/c17-15-10-6-2-1-5-9(10)13-14(20-15)11-7-3-4-8-12(11)19-16(13)18/h1-8H
InChIKey CQOQPUAAVDHXQM-UHFFFAOYSA-N
Mol Weight 264.24 g/mol
Molecular Formula C16H8O4
Exact Mass 264.042259 g/mol

1H Nuclear Magnetic Resonance (NMR) Spectrum

1H Nuclear Magnetic Resonance (NMR) Spectrum

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SpectraBase Spectrum ID KyQ8e7mjJCs
Name 6H,11H-[1]benzopyrano[4,3-c][2]benzopyran-6,11-dione
Copyright Copyright © 2022-2024 Chemical Block, Russia, Leninsky Prospect 47 - Database Compilation Copyright © 2022-2024 John Wiley & Sons, Inc. All Rights Reserved.
Exact Mass 264.042258734 u
Formula C16H8O4
InChI InChI=1S/C16H8O4/c17-15-10-6-2-1-5-9(10)13-14(20-15)11-7-3-4-8-12(11)19-16(13)18/h1-8H
InChIKey CQOQPUAAVDHXQM-UHFFFAOYSA-N
Molecular Weight 264.236 g/mol
NMR Offset 18.0068
NMR Spectrometer Frequency 500.134
Observed nucleus 1H
Sample State Soluted
Sample_ID 1H_CB_2017_11539
Solvent DMSO-d6
Source Vendor ID: NMR/10271009; Lab Info: LP; Lab Number: LP-0103114