Pyridine - ≥99.9% , CAS No.110-86-1

CAS: 110-86-1 Cat. No.: P598617 Formula: C5H5N Molecular Weight: 79.1 Beilstein Registry Number: 103233 EC Number: 203-809-9
AVAILABLE TO ORDER
GRADE & PURITY ≥99.9%
Synonyms
4-pyridine | A802257 | CEFTAZIDIME IMPURITY F [EP IMPURITY] | HSDB 118 | Piridina [Italian] | Pyridine, SAJ first grade, >=99.0% | Pyridine, spectrophotometric grade, >=99% | 2-pyridine | NCIOpen2_007866 | NCIOpen2_007986 | Pesticide Code: 069202 | Pyridi
Storage
Protected from light,Room temperature,Argon charged
Shipped In
FedEx DG Service
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Size
USA
Germany (EU)*
Price
Qty
500ml
P598617-500ml
1 In stock
—
$119.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥99.9% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Room temperature,Argon charged Ships FedEx DG Service 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 532 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
4-pyridine | A802257 | CEFTAZIDIME IMPURITY F [EP IMPURITY] | HSDB 118 | Piridina [Italian] | Pyridine, SAJ first grade, >=99.0% | Pyridine, spectrophotometric grade, >=99% | 2-pyridine | NCIOpen2_007866 | NCIOpen2_007986 | Pesticide Code: 069202 | Pyridi
Specifications & Purity
≥99.9%
Storage
Protected from light,Room temperature,Argon charged
Shipped In
FedEx DG Service
Purity
≥99.9%
Names and Identifiers
Pubchem Sid
Canonical Smiles
C1=CC=NC=C1
IUPAC Name
pyridine
InChIKey
JUJWROOIHBZHMG-UHFFFAOYSA-N
INCHI
1S/C5H5N/c1-2-4-6-5-3-1/h1-5H
Isomeric SMILES
C1=CC=NC=C1
WGK Germany
2
RTECS
UR8400000
UN Number
1282
Packing Group
II
Molecular Weight
79.1
Beilstein
103233
Reaxy-Rn
103233
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=103233&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
SuperclassOrganoheterocyclic compounds
ClassPyridines and derivatives
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentPyridines and derivatives
Alternative Parents Heteroaromatic compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Pyridine - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyridines and derivatives. These are compounds containing a pyridine ring, which is a six-member aromatic heterocycle which consists of one nitrogen atom and five carbon atoms.
External Descriptors a ring
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
NAPRT Tchem Nicotinate phosphoribosyltransferase (2 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
TSHR Tclin Thyroid stimulating hormone receptor (29986 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TBXAS1 Tchem Thromboxane-A synthase (3355 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYP3A4 Tclin Cytochrome P450 3A4 (53859 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NAPRT Tchem Nicotinate phosphoribosyltransferase (37 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Lithobates pipiens (29 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Rattus norvegicus (775804 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
E Lysozyme (95 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
lef Anthrax lethal factor (7585 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Chrna3 Neuronal acetylcholine receptor (756 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.

14 results found

Lot NumberCertificate TypeDateItem
H2618454Certificate of AnalysisAug 03, 2026 P598617
H2618455Certificate of AnalysisAug 03, 2026 P598617
H2618456Certificate of AnalysisAug 03, 2026 P598617
G2314198Certificate of AnalysisApr 07, 2026 P598617
D2621546Certificate of AnalysisMar 25, 2026 P598617
D2621550Certificate of AnalysisMar 25, 2026 P598617
D2621566Certificate of AnalysisMar 25, 2026 P598617
F2617018Certificate of AnalysisMar 25, 2026 P598617
G2314196Certificate of AnalysisJul 24, 2023 P598617
B2625109Certificate of AnalysisJul 24, 2023 P598617
B2511004Certificate of AnalysisJul 22, 2023 P598617
C2408111Certificate of AnalysisJul 22, 2023 P598617
G2314200Certificate of AnalysisJul 22, 2023 P598617
K2401042Certificate of AnalysisJul 22, 2023 P598617
Chemical and Physical Properties
SolubilitySoluble in Water
SensitivityLight & Moisture Sensitive
Refractive Index1.5092
Flash Point(°F)68.0 °F - closed cup
Flash Point(°C)20 °C - closed cup
Boil Point(°C)115°C
Melt Point(°C)-42°C
Molecular Weight79.100 g/mol
XLogP30.700
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass79.0422 Da
Monoisotopic Mass79.0422 Da
Topological Polar Surface Area12.900 Ų
Heavy Atom Count6
Formal Charge0
Complexity30.900
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 Count1
Documents & Articles
Manganese
Late-Stage Fluorination Toolbox: “Minimally Invasive Upgrades” for Lead Candidates: Four “Fluorine Knobs” → Two major routes (electrophilic vs nucleophilic) → An ¹⁸F-PET tracer branch → Selection navigation & representative product list
From Piperidine to Pyridine: The “Most Common N-Heterocycle” Shift in FDA Small-Molecule New Drugs (2013–2023) and a Selection Guide (Tables 1–4)
Plant Omics Panorama: Workflow Frameworks and Multi-Omics Integration from Genomics to Transcriptomics, Proteomics, and Metabolomics
Pyridine Research Selection Roadmap: Structural Features, Reaction Logic, and a Classification Navigator for Reagents/Building Blocks/Reference Standards (Tables 1–6)
Review of the Principles, Common Methods, and Key Application Considerations for the Determination of Glycerol and Triglyceride Contents
Revisiting Titanium Tetrachloride: New Advances in the Direct Amidation and Esterification of Carboxylic Acids
Reconsidering N-Acyl Amino Protecting Groups: Deprotection Differences, Strategic Roles, and Experimental Selection of Ac, Bz, and Tfa
Phthaloyl: Its Role in Primary Amine Protection and Practical Considerations for Experimental Selection
Selective Deprotection and Sulfonyl Group Migration of N-Aryl Sulfonamides Mediated by TfOH (Trifluoromethanesulfonic Acid): Reaction Patterns and Synthetic Implications
The Positioning of TBTU in Practice: Racemization Risk, Extended Uses, and Selection Criteria
The Methodological Value of DSC: Building NHS-Type Activated Intermediates and Deciding When to Use Them
The Methodological Value of TPS-Cl: The Logic of Selective Activation and Representative Transformations in Nucleoside and Nucleotide Chemistry
The Methodological Value of TCFH: Advantages in Challenging Amidation and the Switching Logic of Carboxylic Acid Activation Pathways
Decision Logic for Selecting Coupling Reagents in Amide Bond Formation: Activation Pathways, Side Reactions, Epimerization, Workup, and Safety
Experimental Selection Logic for Carboxylic Acid Preactivation Pathways: Differences and Suitable Use Cases for Classical Mixed Anhydrides, CDI, Sulfonyl Chloride Systems, and the Yamaguchi System
Triphenylphosphine Dibromide (PPh₃Br₂) Is More Than Just a Brominating Reagent: Experimental Selection Logic from Alcohol-to-Alkyl Bromide Conversion to Carboxylic Acid Activation and One-Pot Esterification, Vinyl Bromide Formation, and Nitrile Constructi
Selection Logic for the Teoc Amino Protecting Group: From Fluoride-Triggered Deprotection to Orthogonal Protecting-Group Design
Boc₂O Selection Cannot Be Judged by Protection Installation Alone: Experimental Decision-Making from Substrate Nucleophilicity and Medium Effects to Deprotection Pathways
DMAP Is More Than Just an Organic Base: Experimental Judgment from Nucleophilic Acyl Transfer to Esterification and Macrolactonization
Experimental Selection Logic for Pentafluorophenyl-Based Systems: Practical Judgment from Active Esters and Pre-Activated Monomers to Downstream Transformations
Experimental Evaluation of Triphosgene in Organic Synthesis: Understanding Its Selection Logic Through Reaction Tasks
Coupling Activators, Nucleoside Building Blocks, and Modification Design in Oligonucleotide Chemical Synthesis: Their Effects on Synthetic Efficiency, Purity, and Product Properties
Principles, Method Selection, and Result Interpretation for Malondialdehyde Content Detection
Reagent Purity Labeling System and Interpretation Principles
Why Is the meta-Fluoropyridine Motif Difficult to Make? Understanding the Synthetic Logic of Stable Enamine Building Blocks from the Risks of the Balz–Schiemann Reaction
From Nitroarenes to Pharmaceutically Relevant Pyridines: A Photochemically Induced Aryl Nitrene-Mediated Skeletal Editing Strategy
Dual Role of NH₄SCN and CN Transfer: From Electrochemical Oxidation of SCN⁻ to the Construction of 1-Cyanoimidazo[1,5-a]pyridines
Direct Construction of Methylsulfonyl-Containing Heterocycles: Synthesis and Applications of Prefunctionalized Three-Carbon Vinamidinium Salts
From 459,000 Recorded Ring Systems to 3,902 Candidate Ring Systems: Selection Patterns of Clinically Relevant Ring Systems
Structural Elucidation of Unknown Flavonoid O-Glycosides—Molecular Formula, Aglycone and Sugar Composition, Linkage Positions, and Anomeric Configurations
How to Evaluate Reaction Generality through Substrate Scope: From the Number of Examples to Standardized Substrate Selection
MTAD-Mediated Oxidative Dearomatization of Pyridines: Transient para-Cycloaddition, Alkene Oxidation, and Heteroatom Functionalization
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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