4-Amidinopyridine hydrochloride - ≥98% , CAS No.6345-27-3

CAS: 6345-27-3 Cat. No.: A134096 Molecular Weight: 157.6 Beilstein Registry Number: 3562678 EC Number: 676-809-3
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
EN300-42664 | pyridine-4-carboxamidine hydrochloride | FT-0617419 | Isonicotinimidamide hydrochloride(1:x) | 4-Pyridinecarboximidamide,hydrochloride (1:?) | Isonicotinamidine, Hydrochloride | SCHEMBL1436116 | 4-Amidinopyridine hydrochloride | 4-amidino-py
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
250mg
A134096-250mg
3
$9.90
1g
A134096-1g
5
$10.90
5g
A134096-5g
4

$11.90

$17.90
Save $6.00 (33.52%)
25g
A134096-25g
3

$36.90

$55.90
Save $19.00 (33.99%)
100g
A134096-100g
4

$140.90

$211.90
Save $71.00 (33.51%)
500g
A134096-500g
1

$673.90

$1,010.90
Save $337.00 (33.34%)
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Why this grade

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

🌡

Storage & shipping

Room temperature Ships Normal 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.

Specifications

Synonyms
EN300-42664 | pyridine-4-carboxamidine hydrochloride | FT-0617419 | Isonicotinimidamide hydrochloride(1:x) | 4-Pyridinecarboximidamide, hydrochloride (1:?) | Isonicotinamidine, Hydrochloride | SCHEMBL1436116 | 4-Amidinopyridine hydrochloride | 4-amidino-py
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488193709
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488193709
Canonical SmilesC1=CN=CC=C1C(=N)N.Cl
IUPAC Namepyridine-4-carboximidamide;hydrochloride
InChIKeyIONKMFGAXKCLMI-UHFFFAOYSA-N
INCHI1S/C6H7N3.ClH/c7-6(8)5-1-3-9-4-2-5;/h1-4H,(H3,7,8);1H
Isomeric SMILES C1=CN=CC=C1C(=N)N.Cl
Molecular Weight 157.6
Beilstein 3562678
Reaxy-Rn 3562678
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3562678&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.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

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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  Carboximidamides  Carboxamidines  Azacyclic compounds  Organopnictogen compounds  Organic chloride salts  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Pyridine - Heteroaromatic compound - Azacycle - Carboximidamide - Carboxylic acid amidine - Amidine - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organic chloride salt - Organic salt - 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





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.

17 results found

Lot NumberCertificate TypeDateItem
J2211653Certificate of AnalysisApr 03, 2026 A134096
J2211636Certificate of AnalysisApr 03, 2026 A134096
J2211538Certificate of AnalysisApr 03, 2026 A134096
J2211537Certificate of AnalysisApr 03, 2026 A134096
J2211536Certificate of AnalysisApr 03, 2026 A134096
A1516058Certificate of AnalysisMar 20, 2026 A134096
I2501305Certificate of AnalysisSep 08, 2025 A134096
D2609099Certificate of AnalysisSep 08, 2025 A134096
A2213113Certificate of AnalysisJul 14, 2025 A134096
A2213196Certificate of AnalysisJul 14, 2025 A134096
C2304003Certificate of AnalysisDec 06, 2024 A134096
C23031376Certificate of AnalysisDec 06, 2024 A134096
C23031367Certificate of AnalysisDec 06, 2024 A134096
J2211539Certificate of AnalysisJul 19, 2024 A134096
C2304166Certificate of AnalysisMar 17, 2023 A134096
C2304167Certificate of AnalysisFeb 12, 2022 A134096
A2214004Certificate of AnalysisFeb 11, 2022 A134096

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Chemical and Physical Properties
SensitivitySensitive to humidity
Melt Point(°C)245℃
Molecular Weight157.600 g/mol
XLogP3
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass157.041 Da
Monoisotopic Mass157.041 Da
Topological Polar Surface Area62.800 Ų
Heavy Atom Count10
Formal Charge0
Complexity105.000
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
Citations of This Product
References
1. Hongliang Dai, Shihai You, Huang Ye, Tingting Zhu, Junhua Luo.  (2023)  Dion–Jacobson to Alternating-Cations-Interaction Reconstruction toward Narrow Bandgap 2D Aromatic Hybrid Perovskite.  Small,  19  (46): (2304332).  [PMID:37464560] [10.1002/smll.202304332]
Solution Calculators
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