6-Hydroxy-5-nitronicotinic Acid - ≥97%(HPLC)(T) , CAS No.6635-31-0

CAS: 6635-31-0 Cat. No.: H156933 Molecular Weight: 184.11 Beilstein Registry Number: 177986 EC Number: 625-303-0
AVAILABLE TO ORDER
GRADE & PURITY ≥97%(HPLC)(T)
Synonyms
SY009271 | NSC52204 | NSC-52204 | 6-Hydroxy-5-nitropyridine-3-carboxylic acid, 97% | 6-hydroxy-5-nitropyridine-3-carboxylic acid | VJMXJGVEVASJOD-UHFFFAOYSA-N | 6-Hydroxy-5-nitro-3-pyridinecarboxylic Acid | AKOS005255267 | Q63395899 | SY006707 | 5-nitro-6
Storage
Room temperature
Shipped In
Normal
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Size
Status
Price
Qty
250mg
H156933-250mg
4
$9.90
1g
H156933-1g
5
$10.90
5g
H156933-5g
10

$12.90

$19.90
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25g
H156933-25g
1

$37.90

$56.90
Save $19.00 (33.39%)
100g
H156933-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$147.90

$221.90
Save $74.00 (33.35%)
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Why this grade

≥97%(HPLC)(T) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
SY009271 | NSC52204 | NSC-52204 | 6-Hydroxy-5-nitropyridine-3-carboxylic acid, 97% | 6-hydroxy-5-nitropyridine-3-carboxylic acid | VJMXJGVEVASJOD-UHFFFAOYSA-N | 6-Hydroxy-5-nitro-3-pyridinecarboxylic Acid | AKOS005255267 | Q63395899 | SY006707 | 5-nitro-6
Specifications & Purity
≥97%(HPLC)(T)
Storage
Room temperature
Shipped In
Normal
Purity
≥97%(HPLC)(T)
Names and Identifiers
Pubchem Sid504758063
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504758063
Canonical SmilesC1=C(C(=O)NC=C1C(=O)O)[N+](=O)[O-]
IUPAC Name5-nitro-6-oxo-1H-pyridine-3-carboxylic acid
InChIKeyVJMXJGVEVASJOD-UHFFFAOYSA-N
INCHI1S/C6H4N2O5/c9-5-4(8(12)13)1-3(2-7-5)6(10)11/h1-2H,(H,7,9)(H,10,11)
Isomeric SMILES C1=C(C(=O)NC=C1C(=O)O)[N+](=O)[O-]
WGK Germany 3
Molecular Weight 184.11
Beilstein 177986
Reaxy-Rn 44684768
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=44684768&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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 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
SubclassPyridinecarboxylic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentPyridinecarboxylic acids
Alternative Parents Dihydropyridinecarboxylic acids and derivatives  Nitroaromatic compounds  Pyridinones  Vinylogous amides  Heteroaromatic compounds  Lactams  Propargyl-type 1,3-dipolar organic compounds  Azacyclic compounds  Carboxylic acids  Organic oxoazanium compounds  Monocarboxylic acids and derivatives  Hydrocarbon derivatives  Organic oxides  Organonitrogen compounds  Organooxygen compounds  Organopnictogen compounds  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Dihydropyridinecarboxylic acid derivative - Pyridine carboxylic acid - Nitroaromatic compound - Dihydropyridine - Pyridinone - Hydropyridine - Heteroaromatic compound - Vinylogous amide - Lactam - C-nitro compound - Organic nitro compound - Propargyl-type 1,3-dipolar organic compound - Allyl-type 1,3-dipolar organic compound - Organic oxoazanium - Carboxylic acid derivative - Monocarboxylic acid or derivatives - Organic 1,3-dipolar compound - Azacycle - Carboxylic acid - Hydrocarbon derivative - Organic oxide - Organooxygen compound - Organonitrogen compound - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyridinecarboxylic acids. These are compounds containing a pyridine ring bearing a carboxylic acid group.
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.

9 results found

Lot NumberCertificate TypeDateItem
I2206802Certificate of AnalysisJun 15, 2026 H156933
I2206803Certificate of AnalysisJun 15, 2026 H156933
I2206807Certificate of AnalysisJun 15, 2026 H156933
C1830186Certificate of AnalysisNov 10, 2025 H156933
K2102324Certificate of AnalysisAug 11, 2025 H156933
K2102325Certificate of AnalysisAug 11, 2025 H156933
I2206830Certificate of AnalysisJul 01, 2022 H156933
G2321090Certificate of AnalysisFeb 16, 2022 H156933
G2321059Certificate of AnalysisNov 04, 2021 H156933
Chemical and Physical Properties
Melt Point(°C)291 °C
Molecular Weight184.110 g/mol
XLogP3-0.500
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count5
Rotatable Bond Count1
Exact Mass184.012 Da
Monoisotopic Mass184.012 Da
Topological Polar Surface Area112.000 Ų
Heavy Atom Count13
Formal Charge0
Complexity349.000
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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