2-chloro-3,5-dinitrobenzoic Acid - ≥97% , CAS No.2497-91-8

CAS: 2497-91-8 Cat. No.: C135397 Molecular Weight: 246.56 EC Number: 219-684-9
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
2-Chloro-3,5-dinitrobenzoic acid|2497-91-8|BENZOIC ACID, 2-CHLORO-3,5-DINITRO-|2-Carboxy-4,6-dinitrochlorobenzene|PWE56YK9ST|NSC-4538|MFCD00007070|3,5-Dinitro-2-chlorobenzoic acid|NSC 4538|EINECS 219-684-9|BRN 2146480|NSC4538|UNII-PWE56YK9ST|WLN: WNR BG C
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25g
C135397-25g
2
$29.90
100g
C135397-100g
3
$58.90
250g
C135397-250g
3
$111.90
500g
C135397-500g
1
$178.90
Enter a quantity for the sizes you want to add.
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Why this grade

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

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Storage & shipping

Store at 2-8°C Ships Wet ice 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
2-Chloro-3, 5-dinitrobenzoic acid | 2497-91-8 | BENZOIC ACID, 2-CHLORO-3, 5-DINITRO- | 2-Carboxy-4, 6-dinitrochlorobenzene | PWE56YK9ST | NSC-4538 | MFCD00007070 | 3, 5-Dinitro-2-chlorobenzoic acid | NSC 4538 | EINECS 219-684-9 | BRN 2146480 | NSC4538 | UNII-PWE56YK9ST | WLN: WNR BG C
Specifications & Purity
≥97%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid504752815
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504752815
Canonical SmilesC1=C(C=C(C(=C1C(=O)O)Cl)[N+](=O)[O-])[N+](=O)[O-]
IUPAC Name2-chloro-3,5-dinitrobenzoic acid
InChIKeyADTKEYLCJYYHHH-UHFFFAOYSA-N
INCHI1S/C7H3ClN2O6/c8-6-4(7(11)12)1-3(9(13)14)2-5(6)10(15)16/h1-2H,(H,11,12)
Isomeric SMILES C1=C(C=C(C(=C1C(=O)O)Cl)[N+](=O)[O-])[N+](=O)[O-]
Molecular Weight 246.56
Reaxy-Rn 2146480
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2146480&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.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzoic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentNitrobenzoic acids and derivatives
Alternative Parents 2-halobenzoic acids  Halobenzoic acids  Benzoic acids  Nitrobenzenes  1-carboxy-2-haloaromatic compounds  Benzoyl derivatives  Nitroaromatic compounds  Chlorobenzenes  Aryl chlorides  Vinylogous halides  Monocarboxylic acids and derivatives  Propargyl-type 1,3-dipolar organic compounds  Organic oxoazanium compounds  Organic oxides  Organooxygen compounds  Hydrocarbon derivatives  Organopnictogen compounds  Organochlorides  Organonitrogen compounds  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Nitrobenzoate - 2-halobenzoic acid or derivatives - Halobenzoic acid or derivatives - 2-halobenzoic acid - Halobenzoic acid - Benzoic acid - Nitrobenzene - 1-carboxy-2-haloaromatic compound - Nitroaromatic compound - Benzoyl - Chlorobenzene - Halobenzene - Aryl chloride - Aryl halide - Vinylogous halide - Organic nitro compound - C-nitro compound - Carboxylic acid derivative - Carboxylic acid - Organic 1,3-dipolar compound - Monocarboxylic acid or derivatives - Propargyl-type 1,3-dipolar organic compound - Allyl-type 1,3-dipolar organic compound - Organic oxoazanium - Organopnictogen compound - Organic oxygen compound - Hydrocarbon derivative - Organic oxide - Organooxygen compound - Organohalogen compound - Organic nitrogen compound - Organochloride - Organonitrogen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as nitrobenzoic acids and derivatives. These are compounds containing a nitrobenzoic acid moiety, which consists of a benzene ring bearing both a carboxylic acid group and a nitro group on two different ring 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.

5 results found

Lot NumberCertificate TypeDateItem
J2215085Certificate of AnalysisApr 03, 2026 C135397
J2215086Certificate of AnalysisApr 03, 2026 C135397
J2215087Certificate of AnalysisApr 03, 2026 C135397
J2215088Certificate of AnalysisApr 03, 2026 C135397
J1620064Certificate of AnalysisNov 06, 2025 C135397
Chemical and Physical Properties
Melt Point(°C)196-201℃
Molecular Weight246.560 g/mol
XLogP32.500
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count6
Rotatable Bond Count1
Exact Mass245.968 Da
Monoisotopic Mass245.968 Da
Topological Polar Surface Area129.000 Ų
Heavy Atom Count16
Formal Charge0
Complexity324.000
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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