3-Ethoxy-4-methoxybenzaldehyde
3-Ethoxy-4-methoxybenzaldehyde (CAS: 1131-52-8), a substituted benzaldehyde with the molecular formula C10H12O3 and a molecular weight of 180.20 g/mol, is a valuable organic building block. It is characterised by its aldehyde functional group and ethoxy and methoxy substituents on the benzene ring. This compound serves as an intermediate in various chemical syntheses, particularly within the pharmaceutical and fine chemical industries.
- IUPAC
- 3-Ethoxy-p-anisaldehyde
- Synonyms
- 3-Ethoxy-4-methoxybenzaldehyde3-Ethoxy-p-anisaldehyde

Organic Synthesis Intermediate
Used as a versatile intermediate in the synthesis of more complex organic molecules, leveraging its reactive aldehyde group and substituted aromatic ring.
Pharmaceutical Research
Employed in the development of novel pharmaceutical compounds where its specific structural features are incorporated into potential drug candidates.
Fine Chemical Manufacturing
Serves as a building block in the production of fine chemicals, contributing to the creation of speciality materials and research reagents.
Stains and Dyes
Can be utilized in the synthesis of specific stains and dyes due to its aromatic structure and potential for chromophore development.
| Molecular weight | 180.20 |
|---|---|
| Linear formula | C2H5OC6H3(OCH3)CHO |
| Assay | 99% |
| Melting point | 51-53 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | >113 °C / >235.4 °F |
| Water hazard class (WGK, DE) | 3 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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.
What is 3-Ethoxy-4-methoxybenzaldehyde used for?
+
3-Ethoxy-4-methoxybenzaldehyde is primarily used as an intermediate in organic synthesis, particularly for pharmaceutical research, fine chemical manufacturing, and the development of stains and dyes.
What are the CAS number and formula for 3-Ethoxy-4-methoxybenzaldehyde?
+
The CAS number is 1131-52-8 and the linear formula is C2H5OC6H3(OCH3)CHO.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 3-Ethoxy-4-methoxybenzaldehyde with a minimum assay of 99%. This product is intended for research and technical use and is not represented as USP, BP, EP, or other pharmacopoeia grades.
What are the safety considerations for handling 3-Ethoxy-4-methoxybenzaldehyde?
+
Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. It has a flash point above 113°C (235.4°F) and a WGK rating of 3 in Germany.
How is 3-Ethoxy-4-methoxybenzaldehyde typically packed and exported?
+
Tech Serve Solutions professionally packs and exports chemicals globally, adhering to all relevant shipping and customs regulations to ensure safe and timely delivery.
How can I request a sample or a quote for 3-Ethoxy-4-methoxybenzaldehyde?
+
Please contact our sales team via the website or direct email to request a sample or a quotation for 3-Ethoxy-4-methoxybenzaldehyde. We are happy to assist with your specific requirements.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis