3,5-Dimethyl-4-methoxybenzoic acid

CAS 21553-46-8C10H12O3Chemical Synthesis

3,5-Dimethyl-4-methoxybenzoic acid (CAS 21553-46-8) is a versatile organic compound with the molecular formula C10H12O3 and a molecular weight of 180.20 g/mol. This aromatic carboxylic acid serves as a valuable building block in organic synthesis. Its specific structure, featuring methyl and methoxy substituents on a benzoic acid core, makes it useful in the preparation of more complex molecules for research and development purposes.

IUPAC: 3,5-Dimethyl-p-anisic acid
Synonyms: 3,5-Dimethyl-p-anisic acidBenzoic acid, 3,5-dimethyl-4-methoxy-

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3,5-Dimethyl-4-methoxybenzoic acid (C10H12O3) — chemical structure, CAS 21553-46-8; Chemistry, fine chemical supplied by Tech Serve Solutions

Building BlocksC10Carbonyl CompoundsCarboxylic AcidsChemical Synthesis

01 /Applications

Organic Synthesis Intermediate

Utilised as a key intermediate in the synthesis of novel organic compounds. Its functional groups allow for diverse chemical transformations in multi-step reaction pathways.

Research and Development

Employed in academic and industrial R&D laboratories for the exploration of new chemical entities and materials. It functions as a precursor for drug discovery and material science projects.

Fine Chemical Manufacturing

Serves as a foundational component in the fine chemical industry for the production of specialised chemical products. Its consistent quality supports reliable manufacturing processes.

02 /Properties

Molecular weight	180.20
Empirical formula	C10H12O3
Assay	97%
Melting point	191-195 °C(lit.)

03 /Safety & handling

GHS hazard pictogram: Toxic (GHS06) — Toxic

Danger

Hazard statements

H301Toxic if swallowed
H319Causes serious eye irritation

Precautionary statements

P301IF SWALLOWED
P305IF IN EYES

Protective equipment	dust mask type N95 (US), Eyeshields, Faceshields, Gloves
Transport (UN / ADR)	UN 2811 6.1 / PGIII
Water hazard class (WGK, DE)	3
Hazard codes (EU)	Xn
Risk statements (R)	22-36
Safety statements (S)	26-36

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

21553-46-8

MDL number

MFCD00020309

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is 3,5-Dimethyl-4-methoxybenzoic acid primarily used for?

3,5-Dimethyl-4-methoxybenzoic acid is primarily used as an intermediate and building block in organic synthesis for research and development purposes.

What are the CAS number and molecular formula for 3,5-Dimethyl-4-methoxybenzoic acid?

The CAS number is 21553-46-8 and the molecular formula is C10H12O3.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies 3,5-Dimethyl-4-methoxybenzoic acid with a minimum assay of 97%. TSS does not represent this product as USP, BP, EP, or other pharmacopoeia grades.

What are the key safety concerns when handling 3,5-Dimethyl-4-methoxybenzoic acid?

This compound is classified as dangerous. It is toxic if swallowed (H301) and causes serious eye irritation (H319). Appropriate personal protective equipment including a dust mask type N95, eyeshields, face shields, and gloves must be worn.

How is 3,5-Dimethyl-4-methoxybenzoic acid packed and exported?

3,5-Dimethyl-4-methoxybenzoic acid is packed in accordance with regulatory standards for hazardous materials and is exported globally by Tech Serve Solutions.