3,4,5-Trimethoxybenzoic acid - ≥99% , CAS No.118-41-2

CAS: 118-41-2 Cat. No.: T106593 Molecular Weight: 212.2 Beilstein Registry Number: 884655 EC Number: 204-248-2 PubChem CID: 8357
AVAILABLE TO ORDER
GRADE & PURITY ≥99%
Synonyms
KBio3_001180 | TRIMETHOPRIM IMPURITY J [EP IMPURITY] | Trimethylgallic acid | CHEBI:454991 | EC 204-248-2 | H5A | Eudesmic Acid; 3,4,5-Trimethoxybenzoic acid; Trimethylgallic acid; 5-methoxy-veratric acid; Gallic acid trimethyl ether | Q-200337 | SpecPlus
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25g
T106593-25g
8

$14.90

$22.90
Save $8.00 (34.93%)
100g
T106593-100g
2

$29.90

$44.90
Save $15.00 (33.41%)
500g
T106593-500g
2

$37.90

$56.90
Save $19.00 (33.39%)
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Why this grade

≥99% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
KBio3_001180 | TRIMETHOPRIM IMPURITY J [EP IMPURITY] | Trimethylgallic acid | CHEBI:454991 | EC 204-248-2 | H5A | Eudesmic Acid; 3, 4, 5-Trimethoxybenzoic acid; Trimethylgallic acid; 5-methoxy-veratric acid; Gallic acid trimethyl ether | Q-200337 | SpecPlus
Specifications & Purity
≥99%
Storage
Room temperature
Shipped In
Normal
Purity
≥99%
Names and Identifiers
Pubchem Sid488180761
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488180761
Canonical SmilesCOC1=CC(=CC(=C1OC)OC)C(=O)O
IUPAC Name3,4,5-trimethoxybenzoic acid
InChIKeySJSOFNCYXJUNBT-UHFFFAOYSA-N
INCHI1S/C10H12O5/c1-13-7-4-6(10(11)12)5-8(14-2)9(7)15-3/h4-5H,1-3H3,(H,11,12)
Isomeric SMILES COC1=CC(=CC(=C1OC)OC)C(=O)O
WGK Germany 1
PubChem CID 8357
Molecular Weight 212.2
Beilstein 884655
Reaxy-Rn 884655

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 Hydroxybenzoic acid derivatives
Direct ParentGallic acid and derivatives
Alternative Parents P-methoxybenzoic acids and derivatives  M-methoxybenzoic acids and derivatives  Benzoic acids  Phenoxy compounds  Methoxybenzenes  Benzoyl derivatives  Anisoles  Alkyl aryl ethers  Monocarboxylic acids and derivatives  Carboxylic acids  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Gallic acid or derivatives - M-methoxybenzoic acid or derivatives - P-methoxybenzoic acid or derivatives - Benzoic acid - Anisole - Phenoxy compound - Benzoyl - Phenol ether - Methoxybenzene - Alkyl aryl ether - Ether - Carboxylic acid - Carboxylic acid derivative - Monocarboxylic acid or derivatives - Organic oxide - Organic oxygen compound - Organooxygen compound - Hydrocarbon derivative - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as gallic acid and derivatives. These are compounds containing a 3,4,5-trihydroxybenzoic acid moiety.
External Descriptors benzoic acids - methoxybenzene
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
HEK293 (82097 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TLR2 Tchem Toll-like receptor 2 (975 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GMNN Tbio Geminin (128009 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CBX1 Tbio Chromobox protein homolog 1 (92434 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NR0B1 Tbio Nuclear receptor subfamily 0 group B member 1 (493 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Nannizzia gypsea (2039 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Aspergillus flavus (8875 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Aspergillus niger (16508 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Saccharomyces cerevisiae (19171 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Aspergillus fumigatus (16427 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Cryptococcus neoformans (21258 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Candida albicans (78123 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Candida tropicalis (8381 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Trichophyton rubrum (3646 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Epidermophyton floccosum (561 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Trichophyton mentagrophytes (4846 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Heterodera zeae (651 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.

12 results found

Lot NumberCertificate TypeDateItem
A2607080Certificate of AnalysisJan 09, 2026 T106593
B2210086Certificate of AnalysisOct 30, 2025 T106593
B2210093Certificate of AnalysisOct 30, 2025 T106593
B2210094Certificate of AnalysisOct 30, 2025 T106593
B2210095Certificate of AnalysisOct 30, 2025 T106593
J2115438Certificate of AnalysisJul 15, 2025 T106593
A2129044Certificate of AnalysisDec 19, 2024 T106593
A2129043Certificate of AnalysisDec 19, 2024 T106593
A2129042Certificate of AnalysisDec 19, 2024 T106593
G2430040Certificate of AnalysisMay 07, 2024 T106593
G2430077Certificate of AnalysisMay 07, 2024 T106593
E2304288Certificate of AnalysisJan 11, 2022 T106593

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Chemical and Physical Properties
SolubilitySoluble in ethanol, ethyl ether and chloroform. Slightly soluble in water.
Boil Point(°C)225-227°C
Melt Point(°C)171-172°C
Molecular Weight212.200 g/mol
XLogP31.400
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count5
Rotatable Bond Count4
Exact Mass212.068 Da
Monoisotopic Mass212.068 Da
Topological Polar Surface Area65.000 Ų
Heavy Atom Count15
Formal Charge0
Complexity204.000
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
Citations of This Product
References
1. Yuandong Yu, Guizhao Liang.  (2021)  Interaction mechanism of phenolic acids and zein: A spectrofluorometric and molecular dynamics investigation.  JOURNAL OF MOLECULAR LIQUIDS,      [PMID:] [10.1016/j.molliq.2021.118032]
Solution Calculators
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