4-Ethynylpyridine - ≥98%(GC) , CAS No.2510-22-7

CAS: 2510-22-7 Cat. No.: E156047 Molecular Weight: 103.12 Beilstein Registry Number: 20(5)7,3 EC Number: 631-027-1
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(GC)
Synonyms
PB29291 | 4-Pyridylacetylene | DTXSID60349063 | AMY10268 | SY027117 | 4-ethynyl pyridine | InChI=1/C7H5N/c1-2-7-3-5-8-6-4-7/h1,3-6 | SCHEMBL139430 | FDEDJRHULYIJOR-UHFFFAOYSA-N | 4-ethynylpyridine | 4-ethynyl-pyridine | MFCD04038420 | 4-Ethynylpyridine, A
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
E156047-100mg
3

$9.90

$14.90
Save $5.00 (33.56%)
200mg
E156047-200mg
2
$232.90
250mg
E156047-250mg
2

$12.90

$19.90
Save $7.00 (35.18%)
500mg
E156047-500mg
2

$23.90

$35.90
Save $12.00 (33.43%)
1g
E156047-1g
2

$44.90

$67.90
Save $23.00 (33.87%)
5g
E156047-5g
1

$192.90

$289.90
Save $97.00 (33.46%)
10g
E156047-10g
1

$349.90

$524.90
Save $175.00 (33.34%)
25g
E156047-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$829.90

$1,244.90
Save $415.00 (33.34%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥98%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C,Argon charged 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
PB29291 | 4-Pyridylacetylene | DTXSID60349063 | AMY10268 | SY027117 | 4-ethynyl pyridine | InChI=1/C7H5N/c1-2-7-3-5-8-6-4-7/h1, 3-6 | SCHEMBL139430 | FDEDJRHULYIJOR-UHFFFAOYSA-N | 4-ethynylpyridine | 4-ethynyl-pyridine | MFCD04038420 | 4-Ethynylpyridine, A
Specifications & Purity
≥98%(GC)
Storage
Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%(GC)
Names and Identifiers
Pubchem Sid504759721
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504759721
Canonical SmilesC#CC1=CC=NC=C1
IUPAC Name4-ethynylpyridine
InChIKeyFDEDJRHULYIJOR-UHFFFAOYSA-N
INCHI1S/C7H5N/c1-2-7-3-5-8-6-4-7/h1,3-6H
Isomeric SMILES C#CC1=CC=NC=C1
Molecular Weight 103.12
Beilstein 20(5)7,3
Reaxy-Rn 1280656
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1280656&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  Acetylides  Organopnictogen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Pyridine - Heteroaromatic compound - Acetylide - 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 Not available
3D Structure
Interactive Chemical Structure Model





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.

23 results found

Lot NumberCertificate TypeDateItem
F2418216Certificate of AnalysisApr 02, 2026 E156047
F2418217Certificate of AnalysisApr 02, 2026 E156047
F2418219Certificate of AnalysisApr 02, 2026 E156047
F2418220Certificate of AnalysisApr 02, 2026 E156047
F2418221Certificate of AnalysisApr 02, 2026 E156047
I2215223Certificate of AnalysisMar 11, 2026 E156047
I2215218Certificate of AnalysisMar 11, 2026 E156047
E2422284Certificate of AnalysisMar 11, 2026 E156047
G2212103Certificate of AnalysisMar 11, 2026 E156047
E2613044Certificate of AnalysisSep 05, 2025 E156047
H2525085Certificate of AnalysisSep 05, 2025 E156047
F2418215Certificate of AnalysisJun 07, 2024 E156047
F2418218Certificate of AnalysisJun 07, 2024 E156047
H2513167Certificate of AnalysisJun 07, 2024 E156047
D2407209Certificate of AnalysisMar 12, 2024 E156047
J2123571Certificate of AnalysisAug 21, 2023 E156047
J2123570Certificate of AnalysisAug 21, 2023 E156047
D1930031Certificate of AnalysisJan 11, 2023 E156047
H2321120Certificate of AnalysisJun 20, 2022 E156047
D2416050Certificate of AnalysisJun 20, 2022 E156047
I2215219Certificate of AnalysisJun 20, 2022 E156047
I2215224Certificate of AnalysisJun 20, 2022 E156047
J2323057Certificate of AnalysisJun 20, 2022 E156047

Show more ⌵

Chemical and Physical Properties
SensitivityAir Sensitive,Heat Sensitive
Melt Point(°C)98 °C
Molecular Weight103.120 g/mol
XLogP31.100
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count1
Exact Mass103.042 Da
Monoisotopic Mass103.042 Da
Topological Polar Surface Area12.900 Ų
Heavy Atom Count8
Formal Charge0
Complexity103.000
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 Count1
Solution Calculators
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.