6-Aminopyridine-3-sulfonic acid - ≥97% , CAS No.16250-08-1

CAS: 16250-08-1 Cat. No.: A697792 Molecular Weight: 174.18 PubChem CID: 459533
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Storage
Store at 2-8°C,Protected from light,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
A697792-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$17.90
1g
A697792-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$56.90
5g
A697792-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$249.90
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Protected from light,Argon charged Ships Wet ice 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

Specifications & Purity
≥97%
Storage
Store at 2-8°C, Protected from light, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesC1=CC(=NC=C1S(=O)(=O)O)N
IUPAC Name6-aminopyridine-3-sulfonic acid
InChIKeyYXFLGKSXYWHALA-UHFFFAOYSA-N
INCHI1S/C5H6N2O3S/c6-5-2-1-4(3-7-5)11(8,9)10/h1-3H,(H2,6,7)(H,8,9,10)
Isomeric SMILES C1=CC(=NC=C1S(=O)(=O)O)N
PubChem CID 459533
Molecular Weight 174.18

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
ClassOrganic sulfonic acids and derivatives
SubclassOrganosulfonic acids and derivatives
Intermediate Tree Nodes Arylsulfonic acids and derivatives - Arylsufonic acids
Direct Parent1-sulfo,2-unsubstituted aromatic compounds
Alternative Parents Aminopyridines and derivatives  Imidolactams  Sulfonyls  Organosulfonic acids  Heteroaromatic compounds  Azacyclic compounds  Primary amines  Organopnictogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents 1-sulfo,2-unsubstituted aromatic compound - Aminopyridine - Pyridine - Imidolactam - Organosulfonic acid - Sulfonyl - Heteroaromatic compound - Organoheterocyclic compound - Azacycle - Organic oxide - Organopnictogen compound - Organic nitrogen compound - Amine - Organic oxygen compound - Primary amine - Organosulfur compound - Organonitrogen compound - Hydrocarbon derivative - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 1-sulfo,2-unsubstituted aromatic compounds. These are an arylsulfonic acid carrying the sulfonic acid group at the 1-position, and no substitute at the 2-position of the aromatic ring.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
GLP1R Tclin Glucagon-like peptide 1 receptor (111429 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PIN1 Tchem Peptidyl-prolyl cis-trans isomerase NIMA-interacting 1 (36611 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
EHMT2 Tchem Histone-lysine N-methyltransferase, H3 lysine-9 specific 3 (93046 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KDM4E Tchem Lysine-specific demethylase 4D-like (40243 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Plasmodium falciparum (966862 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.

3 results found

Lot NumberCertificate TypeDateItem
C2606334Certificate of AnalysisDec 17, 2025 A697792
C2606335Certificate of AnalysisDec 17, 2025 A697792
C2606336Certificate of AnalysisDec 17, 2025 A697792
Chemical and Physical Properties
Molecular Weight174.180 g/mol
XLogP3-0.700
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count5
Rotatable Bond Count1
Exact Mass174.01 Da
Monoisotopic Mass174.01 Da
Topological Polar Surface Area102.000 Ų
Heavy Atom Count11
Formal Charge0
Complexity220.000
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
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