Potassium biphthalate(KHP) - PureSpectra™, Spectrum pure , CAS No.877-24-7

CAS: 877-24-7 Cat. No.: P112249 Summenformel: HOOCC6H4COOK Molekulargewicht: 204.22 Beilstein Registry Number: 3637128 EG-Nummer: 212-889-4
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GRADE & PURITY PureSpectra™ ? PureSpectra™ — Aladdin's premium line for spectroscopy applications. Use where low spectral background ensures clean UV/Vis/IR measurements. Spectrum pure ? Spectrum-pure grade with impurities controlled to a spectroscopically clean baseline. Use for spectroscopy where background signals must be minimal.
Synonyms
KHP | F1905-7235 | Hydrogen potassium phthalate | 1,2-Benzenedicarboxylic acid, monopotassium salt | KHP | 1,2-Benzenedicarboxylic acid, potassium salt (1:1) | N,N,N',N'-Tetramethyl-O-(benzotriazol-1-yl)uronium Hexafluorophosphate | DTXCID8022167 | P0309
Storage
Room temperature
Shipped In
Normal
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Size
Deutschland (EU)
USA*
Price
Qty
25g
P112249-25g
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3 Auf Lager

14,66€

22,47€
Speichern 7,81 € (34.75%)
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Why this grade

PureSpectra™, Spectrum pure PureSpectra™,Spectrum pure for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

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Literature proof

Cited in 180 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyme
KHP | F1905-7235 | Hydrogen potassium phthalate | 1,2-Benzenedicarboxylic acid, monopotassium salt | KHP | 1,2-Benzenedicarboxylic acid, potassium salt (1:1) | N,N,N',N'-Tetramethyl-O-(benzotriazol-1-yl)uronium Hexafluorophosphate | DTXCID8022167 | P0309
Spezifikationen & Reinheit
PureSpectra™, Spectrum pure
Storage
Room temperature
Verschickt in
Normal
Note
PureSpectra™, Spectrum pure
Namen und Kennungen
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/508816712
Kanonisches Lächeln
C1=CC=C(C(=C1)C(=O)O)C(=O)[O-].[K+]
IUPAC Name
potassium;2-carboxybenzoate
InChIKey
IWZKICVEHNUQTL-UHFFFAOYSA-M
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
Isomere SMILES
C1=CC=C(C(=C1)C(=O)O)C(=O)[O-].[K+]
WGK Deutschland
2
RTECS
CZ4326000
Molekulargewicht
204.22
Beilstein
3637128
Reaxy-Rn
3637128
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3637128&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
KlasseBenzene and substituted derivatives
SubclassBenzoic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentBenzoic acids
Alternative Parents Benzoyl derivatives  Dicarboxylic acids and derivatives  Carboxylic acid salts  Carboxylic acids  Organooxygen compounds  Organic potassium salts  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Benzoic acid - Benzoyl - Dicarboxylic acid or derivatives - Carboxylic acid salt - Organic alkali metal salt - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organic potassium salt - Organic salt - Organooxygen compound - Aromatic homomonocyclic compound
BeschreibungThis compound belongs to the class of organic compounds known as benzoic acids. These are organic Compounds containing a benzene ring which bears at least one carboxyl group.
External Descriptors Not available
3D-Struktur
Interaktives chemisches Strukturmodell





Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

4 results found

Lot NumberCertificate TypeDatumArtikel
H2612093Certificate of AnalysisAug 17, 2026 P112249
K2202789Certificate of AnalysisJul 30, 2026 P112249
K2130495Certificate of AnalysisSep 09, 2025 P112249
L2014064Certificate of AnalysisOct 15, 2024 P112249
Chemische und physikalische Eigenschaften
EmpfindlichkeitMoisture sensitive.
Schmelzpunkt (°C)295-300°C
Molekulargewicht204.220 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count2
Exact Mass203.982 Da
Monoisotopic Mass203.982 Da
Topological Polar Surface Area77.400 Ų
Heavy Atom Count13
Formal Charge0
Complexity204.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
FAQs und Artikel
Citations of This Product
Lösungsrechner
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