C10H12O5
212.2 g/mol
Research ReagentWarning
3,4,5-TRIMETHOXYBENZOIC ACID
CAS118-41-2EC204-248-2
Category
Research Reagent
Compound Class
Organic Acid
Primary Use
Research Compound
3,4,5-Trimethoxybenzoic acid, also known as eudesmic acid, is an O-methylated trihydroxybenzoic acid used primarily as a research reagent and reference standard in laboratory settings.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
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ReferenceSame Category
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ReferenceSame Category
(2-(Methylamino)pyridin-3-yl)methyl 2-((tert-butoxycarbonyl)(methyl)amino)acetate
CAS1180002-01-0
research compound
ReferenceSame Category
2-[2-Hydroxy-6-methyl-2-(4-methylphenyl)-2,3-dihydroimidazo[1,2-a]pyridin-3-yl]-N,N-dimethylacetamide
CAS118026-14-5
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ReferenceSame Category
5-Bromo-2-iodo-3-pyridinamine
CAS1180678-40-3
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Referencestereoisomer of
3,4,5-Trimethoxybenzoic Acid-d9
CAS84759-05-7
research compound
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
Customs Tariff Classification
The international HS code for 3,4,5-TRIMETHOXYBENZOIC ACID (CAS 118-41-2) is 2918.99.
HS code (international, 6-digit)
2918.99
EU CN code (8-digit)
2918 99 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
3,4,5-trimethoxybenzoic acid
InChIKey
SJSOFNCYXJUNBT-UHFFFAOYSA-N
SMILES
COC1=CC(=CC(=C1OC)OC)C(=O)O
Synonyms (18)
- 3,4,5-Trimethoxybenzoic Acid; Trimebutine EP Impurity B; Trimethoprim EP Impurity J
- Trimebutine EP Impurity B/Trimethoprim EP Impurity J
- Trimebutine Imp. B (EP); Trimethoprim Imp. J (EP); 3,4,5-Trimethoxybenzoic Acid; Trimebutine Maleate Impurity B; Trimethoprim Impurity J
- Trimethoprim EP Impurity J
- 3,4,5-TRIMETHOXYBENZOIC ACID
- 3,5-Trimethoxybenzoic acid
- 5-methoxy-veratric acid
- Benzoic acid,4,5-trimethoxy-
- Eudesmic acid
- Gallic acid trimethyl ether
- TRIMETHOPRIM IMPURITY J
- Tri-O-methylgallic acid
- Trimethylgallic acid
- Veratric acid, 5-methoxy-
Sourcing 3,4,5-TRIMETHOXYBENZOIC ACID?
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