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Potassium acid phthalate

View entire compound with spectra: 2 NMR, 5 FTIR, and 1 Raman

Potassium acid phthalate
SpectraBase Compound ID GzR5KpBaxQg
InChI InChI=1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1
InChIKey IWZKICVEHNUQTL-UHFFFAOYSA-M
Mol Weight 204.2223 g/mol
Molecular Formula C8H5KO4
Exact Mass 203.98249 g/mol

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

Attenuated Total Reflectance Infrared (ATR-IR) Spectrum

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SpectraBase Spectrum ID E43wIqdz2dJ
Name Potassium phthalate monobasic
Source of Sample Sigma-Aldrich
Catalog Number 179922
CAS Registry Number 877-24-7
Copyright Copyright © 2018-2025 Sigma-Aldrich Co. LLC. - Database Compilation Copyright © 2018-2025 John Wiley & Sons, Inc. All Rights Reserved.
Formula C8H5KO4
InChI InChI=1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1
InChIKey IWZKICVEHNUQTL-UHFFFAOYSA-M
Purity A.C.S. reagent, acidimetric standard
Synonyms KHP Phthalic acid monopotassium salt Potassium biphthalate Potassium hydrogen phthalate
Wiley ID SIAL_ATR-IR_009410