3-Chloro-4-Methoxybenzoic Acid - ≥97%(GC) , CAS No.37908-96-6

CAS: 37908-96-6 Cat. No.: C136170 Molecular Weight: 186.59 EC Number: 253-708-9
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GRADE & PURITY ≥97%(GC)
Synonyms
MFCD00016512 | BBL002734 | 3-chloro-4-methoxy benzoic acid | UNII-XE349DXL4Q | Benzoic acid, 3-chloro-4-methoxy- | C2550 | Z57790676 | AKOS000288890 | 3-Chloro-4-methoxybenzoicAcid | AE-848/06129035 | SY018640 | EN300-18284 | STK520303 | 3-Chloro-4-methox
Storage
Room temperature
Shipped In
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1g
C136170-1g
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C136170-5g
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C136170-10g
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C136170-25g
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100g
C136170-100g
2

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500g
C136170-500g
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Why this grade

≥97%(GC) 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
MFCD00016512 | BBL002734 | 3-chloro-4-methoxy benzoic acid | UNII-XE349DXL4Q | Benzoic acid, 3-chloro-4-methoxy- | C2550 | Z57790676 | AKOS000288890 | 3-Chloro-4-methoxybenzoicAcid | AE-848/06129035 | SY018640 | EN300-18284 | STK520303 | 3-Chloro-4-methox
Specifications & Purity
≥97%(GC)
Storage
Room temperature
Shipped In
Normal
Purity
≥97%(GC)
Names and Identifiers
Pubchem Sid488188435
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488188435
Canonical SmilesCOC1=C(C=C(C=C1)C(=O)O)Cl
IUPAC Name3-chloro-4-methoxybenzoic acid
InChIKeyIBCQUQXCTOPJOD-UHFFFAOYSA-N
INCHI1S/C8H7ClO3/c1-12-7-3-2-5(8(10)11)4-6(7)9/h2-4H,1H3,(H,10,11)
Isomeric SMILES COC1=C(C=C(C=C1)C(=O)O)Cl
WGK Germany 2
Molecular Weight 186.59
Reaxy-Rn 2087584
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2087584&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ 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.

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Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzoic acids and derivatives
Intermediate Tree Nodes Methoxybenzoic acids and derivatives
Direct ParentP-methoxybenzoic acids and derivatives
Alternative Parents Halobenzoic acids  3-halobenzoic acids  Benzoic acids  Phenoxy compounds  Methoxybenzenes  Benzoyl derivatives  Anisoles  Chlorobenzenes  Alkyl aryl ethers  Aryl chlorides  Monocarboxylic acids and derivatives  Carboxylic acids  Organochlorides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents P-methoxybenzoic acid or derivatives - 3-halobenzoic acid or derivatives - Halobenzoic acid or derivatives - 3-halobenzoic acid - Halobenzoic acid - Benzoic acid - Anisole - Phenoxy compound - Benzoyl - Phenol ether - Methoxybenzene - Halobenzene - Chlorobenzene - Alkyl aryl ether - Aryl chloride - Aryl halide - Monocarboxylic acid or derivatives - Ether - Carboxylic acid - Carboxylic acid derivative - Organooxygen compound - Organochloride - Organohalogen compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as p-methoxybenzoic acids and derivatives. These are benzoic acids in which the hydrogen atom at position 4 of the benzene ring is replaced by a methoxy 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.

11 results found

Lot NumberCertificate TypeDateItem
E2620053Certificate of AnalysisJun 01, 2026 C136170
C1505106Certificate of AnalysisApr 15, 2026 C136170
K2506146Certificate of AnalysisNov 19, 2025 C136170
E2203140Certificate of AnalysisOct 29, 2025 C136170
E2203151Certificate of AnalysisOct 29, 2025 C136170
E2203159Certificate of AnalysisOct 29, 2025 C136170
E2203161Certificate of AnalysisOct 29, 2025 C136170
E2203163Certificate of AnalysisOct 29, 2025 C136170
E2203164Certificate of AnalysisOct 29, 2025 C136170
C23281103Certificate of AnalysisApr 18, 2025 C136170
F23081107Certificate of AnalysisMar 05, 2025 C136170

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Chemical and Physical Properties
Melt Point(°C)215-219℃
Molecular Weight186.590 g/mol
XLogP32.200
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Exact Mass186.008 Da
Monoisotopic Mass186.008 Da
Topological Polar Surface Area46.500 Ų
Heavy Atom Count12
Formal Charge0
Complexity172.000
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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