2-Chloro-4-hydroxybenzoic Acid Hydrate - ≥98%(GC) , CAS No.56363-84-9

CAS: 56363-84-9 Cat. No.: C123874 Molecular Weight: 172.57 Beilstein Registry Number: 10(3)360 EC Number: 260-132-1
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(GC)
Synonyms
FT-0611778 | AC-2566 | EINECS 260-132-1 | SCHEMBL945711 | C2349 | WIPYZRZPNMUSER-UHFFFAOYSA- | AKOS009156805 | InChI=1/C7H5ClO3/c8-6-3-4(9)1-2-5(6)7(10)11/h1-3,9H,(H,10,11) | EN300-115793 | 2-CHLORO-4-HYROXYBENZOIC ACID | 2-Chloro-4-hydroxybenzoic acid |
Storage
Room temperature
Shipped In
Normal
Size
Status
Price
Qty
1g
C123874-1g
5
$27.90
5g
C123874-5g
7
$137.90
10g
C123874-10g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$206.90
25g
C123874-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$456.90
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Why this grade

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

🌡

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
FT-0611778 | AC-2566 | EINECS 260-132-1 | SCHEMBL945711 | C2349 | WIPYZRZPNMUSER-UHFFFAOYSA- | AKOS009156805 | InChI=1/C7H5ClO3/c8-6-3-4(9)1-2-5(6)7(10)11/h1-3, 9H, (H, 10, 11) | EN300-115793 | 2-CHLORO-4-HYROXYBENZOIC ACID | 2-Chloro-4-hydroxybenzoic acid |
Specifications & Purity
≥98%(GC)
Storage
Room temperature
Shipped In
Normal
Purity
≥98%(GC)
Names and Identifiers
Pubchem Sid504756092
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504756092
Canonical SmilesC1=CC(=C(C=C1O)Cl)C(=O)O
IUPAC Name2-chloro-4-hydroxybenzoic acid
InChIKeyWIPYZRZPNMUSER-UHFFFAOYSA-N
INCHI1S/C7H5ClO3/c8-6-3-4(9)1-2-5(6)7(10)11/h1-3,9H,(H,10,11)
Isomeric SMILES C1=CC(=C(C=C1O)Cl)C(=O)O
Molecular Weight 172.57
Beilstein 10(3)360
Reaxy-Rn 3247360
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3247360&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
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzoic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentHydroxybenzoic acid derivatives
Alternative Parents Halobenzoic acids  2-halobenzoic acids  Benzoic acids  M-chlorophenols  Benzoyl derivatives  1-carboxy-2-haloaromatic compounds  Chlorobenzenes  1-hydroxy-2-unsubstituted benzenoids  Aryl chlorides  Vinylogous halides  Monocarboxylic acids and derivatives  Organooxygen compounds  Organochlorides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Hydroxybenzoic acid - Halobenzoic acid - 2-halobenzoic acid - Halobenzoic acid or derivatives - 2-halobenzoic acid or derivatives - Benzoic acid - 3-chlorophenol - 3-halophenol - Benzoyl - 1-carboxy-2-haloaromatic compound - 1-hydroxy-2-unsubstituted benzenoid - Halobenzene - Chlorobenzene - Phenol - Aryl halide - Aryl chloride - Vinylogous halide - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Organic oxygen compound - Organooxygen compound - Hydrocarbon derivative - Organochloride - Organohalogen compound - Organic oxide - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as hydroxybenzoic acid derivatives. These are compounds containing a hydroxybenzoic acid (or a derivative), which is a benzene ring bearing a carboxyl and a hydroxyl groups.
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
B2218082Certificate of AnalysisDec 10, 2025 C123874
B2218083Certificate of AnalysisDec 10, 2025 C123874
B2218088Certificate of AnalysisDec 10, 2025 C123874
H1605033Certificate of AnalysisApr 02, 2024 C123874
F23061403Certificate of AnalysisJan 06, 2022 C123874
Chemical and Physical Properties
SolubilitySoluble in Methanol
Melt Point(°C)159°C
Molecular Weight172.560 g/mol
XLogP31.800
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass171.993 Da
Monoisotopic Mass171.993 Da
Topological Polar Surface Area57.500 Ų
Heavy Atom Count11
Formal Charge0
Complexity160.000
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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