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Potassium phthalate monobasic - ≥99%, high purity , CAS No.877-24-7

COA

Grade & Purity:

≥99%

Cas Number: 877-24-7
Molecular Weight: 204.22
Beilstein Registry Number: 3637128
EC Number: 212-889-4
MDL number: MFCD00013070
PubChem CID: 23676735

In stock

Item Number

P778241

Grouped product items
SKU	Size	Availability	Price	Qty
P778241-100g	100g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$9.90
P778241-500g	500g	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$31.90

Basic Description

Synonyms	KHP \| Monopotassium Phthalate \| Phthalic acid monopotassium salt \| Potassium biphthalate \| Potassium hydrogen phthalate
Specifications & Purity	≥99%
Storage Temp	Room temperature
Shipped In	Normal

Taxonomic Classification

Taxonomy Tree

Kingdom Organic compounds
- Superclass Benzenoids
  - Class Benzene and substituted derivatives
    - Subclass Benzoic acids and derivatives

Kingdom	Organic compounds
Superclass	Benzenoids
Class	Benzene and substituted derivatives
Subclass	Benzoic acids and derivatives
Intermediate Tree Nodes	Not available
Direct Parent	Benzoic acids
Alternative Parents	Benzoyl derivatives Dicarboxylic acids and derivatives Carboxylic acid salts Carboxylic acids Organooxygen compounds Organic potassium salts Organic oxides Hydrocarbon derivatives
Molecular Framework	Aromatic 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
Description	This 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
1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61. DOI: 10.1186/s13321-016-0174-y

Names and Identifiers

IUPAC Name	potassium;2-carboxybenzoate
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
Smiles	C1=CC=C(C(=C1)C(=O)O)C(=O)[O-].[K+]
Isomeric SMILES	C1=CC=C(C(=C1)C(=O)O)C(=O)[O-].[K+]
WGK Germany	2
RTECS	CZ4326000
Molecular Weight	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=

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

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.

3 results found

Lot Number	Certificate Type	Date	Item
D2528213	Certificate of Analysis	May 08, 2025	P778241
D2528229	Certificate of Analysis	May 08, 2025	P778241
D2528238	Certificate of Analysis	May 08, 2025	P778241

Chemical and Physical Properties

Sensitivity	Moisture sensitive.
Melt Point(°C)	295-300°C
Molecular Weight	204.220 g/mol
XLogP3
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	2
Exact Mass	203.982 Da
Monoisotopic Mass	203.982 Da
Topological Polar Surface Area	77.400 Å²
Heavy Atom Count	13
Formal Charge	0
Complexity	204.000
Isotope Atom Count	0
Defined Atom Stereocenter Count	0
Undefined Atom Stereocenter Count	0
Defined Bond Stereocenter Count	0
Undefined Bond Stereocenter Count	0
The total count of all stereochemical bonds	0
Covalently-Bonded Unit Count	2

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