Potassium clavulanate - ≥90% , Bacterial beta-lactamase TEM inhibitor, CAS No.61177-45-5, Bacterial beta-lactamase TEM inhibitor

CAS: 61177-45-5 Cat. No.: C298969 Molecular Weight: 237.25 EC Number: 262-640-9
AVAILABLE TO ORDER
GRADE & PURITY ≥90%
Synonyms
Potassium clavulanate | W-105420 | 7-methyl-[1,3]dithiolo[4,5-b]quinoxalin-2-one | POTASSIUM CLAVULANATE (MART.) | POTASSIUM CLAVULANATE [EP MONOGRAPH] | ABVRVIZBZKUTMK-JSYANWSFSA-M | CHEBI:85264 | CLAVULANATE POTASSIUM [USP MONOGRAPH] | Clavulanate, Pota
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25mg
C298969-25mg
1
$177.90
50mg
C298969-50mg
3
$319.90
250mg
C298969-250mg
1
$959.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥90% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

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

📚

Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Clavulanate potassium is a potent β-lactamase inhibitor and acts as an antibiotic.

Specifications

Synonyms
Potassium clavulanate | W-105420 | 7-methyl-[1, 3]dithiolo[4, 5-b]quinoxalin-2-one | POTASSIUM CLAVULANATE (MART.) | POTASSIUM CLAVULANATE [EP MONOGRAPH] | ABVRVIZBZKUTMK-JSYANWSFSA-M | CHEBI:85264 | CLAVULANATE POTASSIUM [USP MONOGRAPH] | Clavulanate, Pota
Specifications & Purity
≥90%
Biochemical and Physiological Mechanisms
β-lactamase inhibitor, typically added to amoxicillin to increase its effectiveness.
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Action Type
INHIBITOR
Mechanism of action
Bacterial beta-lactamase TEM inhibitor
Purity
≥90%
Names and Identifiers
Canonical SmilesC1C2N(C1=O)C(C(=CCO)O2)C(=O)[O-].[K+]
IUPAC Namepotassium;(2R,3Z,5R)-3-(2-hydroxyethylidene)-7-oxo-4-oxa-1-azabicyclo[3.2.0]heptane-2-carboxylate
InChIKeyABVRVIZBZKUTMK-JSYANWSFSA-M
INCHI1S/C8H9NO5.K/c10-2-1-4-7(8(12)13)9-5(11)3-6(9)14-4;/h1,6-7,10H,2-3H2,(H,12,13);/q;+1/p-1/b4-1-;/t6-,7-;/m1./s1
Isomeric SMILES C1[C@@H]2N(C1=O)[C@H](/C(=C/CO)/O2)C(=O)[O-].[K+]
Molecular Weight 237.25
Reaxy-Rn 37773550
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=37773550&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
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives
SubclassAmino acids, peptides, and analogues
Intermediate Tree Nodes Amino acids and derivatives
Direct ParentAlpha amino acids and derivatives
Alternative Parents Clavams  1,4-oxazepines  Tertiary carboxylic acid amides  Oxazolidines  Azetidines  Carboxylic acid salts  Oxacyclic compounds  Azacyclic compounds  Carboxylic acids  Monocarboxylic acids and derivatives  Hydrocarbon derivatives  Organic oxides  Organic potassium salts  Organic zwitterions  Carbonyl compounds  Organonitrogen compounds  Organopnictogen compounds  Primary alcohols  
Molecular FrameworkAliphatic heteropolycyclic compounds
Substituents Alpha-amino acid or derivatives - Clavam - Para-oxazepine - Beta-lactam - Oxazolidine - Tertiary carboxylic acid amide - Azetidine - Carboxamide group - Carboxylic acid salt - Lactam - Azacycle - Organic alkali metal salt - Oxacycle - Organoheterocyclic compound - Carboxylic acid - Monocarboxylic acid or derivatives - Organic salt - Organonitrogen compound - Organooxygen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Alcohol - Carbonyl group - Organopnictogen compound - Organic nitrogen compound - Primary alcohol - Organic potassium salt - Organic zwitterion - Aliphatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alpha amino acids and derivatives. These are amino acids in which the amino group is attached to the carbon atom immediately adjacent to the carboxylate group (alpha carbon), or a derivative thereof.
External Descriptors potassium salt
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
ABCC2 Tchem Canalicular multispecific organic anion transporter 1 (1191 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ABCB11 Tchem Bile salt export pump (2311 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ABCC3 Tbio Canalicular multispecific organic anion transporter 2 (718 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ABCC4 Tchem Multidrug resistance-associated protein 4 (785 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
blaZ Beta-lactamase (285 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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.

8 results found

Lot NumberCertificate TypeDateItem
L2325175Certificate of AnalysisOct 11, 2025 C298969
C2412452Certificate of AnalysisApr 26, 2024 C298969
C2512450Certificate of AnalysisApr 26, 2024 C298969
C2512451Certificate of AnalysisApr 26, 2024 C298969
C2512452Certificate of AnalysisApr 26, 2024 C298969
C2512453Certificate of AnalysisApr 26, 2024 C298969
L2525141Certificate of AnalysisApr 26, 2024 C298969
A2303462Certificate of AnalysisDec 14, 2022 C298969
Chemical and Physical Properties
SolubilitySoluble in Methanol and Water
Molecular Weight237.250 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count5
Rotatable Bond Count2
Exact Mass237.004 Da
Monoisotopic Mass237.004 Da
Topological Polar Surface Area89.900 Ų
Heavy Atom Count15
Formal Charge0
Complexity329.000
Isotope Atom Count0
Defined Atom Stereocenter Count2
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count2
Citations of This Product
References
1. Yujia Chen, Wei Li, Li Wang, Bingmei Wang, Jian Suo.  (2024)  Novel inhibition of Staphylococcus aureus sortase A by plantamajoside: implications for controlling multidrug-resistant infections.  APPLIED AND ENVIRONMENTAL MICROBIOLOGY,      [PMID:39745463] [10.1128/aem.01804-24]
Solution Calculators
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