4-Ethoxybenzaldehyde
4-Ethoxybenzaldehyde (CAS: 10031-82-0, C2H5OC6H4CHO) is a valuable organic building block with a molecular weight of 150.17 g/mol. This aldehyde is characterised by its ethoxy functional group attached to a benzaldehyde core, rendering it useful in various chemical synthesis pathways. It has been utilised in dermatological research for its anti-inflammatory properties and as a suppressor of prostaglandin E2, contributing to its application in skin-lightening agents.

Dermatological Research
4-Ethoxybenzaldehyde has been investigated for its anti-inflammatory effects and its ability to suppress prostaglandin E2 synthesis. These properties make it a compound of interest in the development of dermatological treatments.
Skin Lightening Agents
Due to its demonstrated anti-inflammatory and prostaglandin E2 suppressing activities, 4-Ethoxybenzaldehyde finds application as a component in formulations designed for skin lightening.
Organic Synthesis Intermediate
As a substituted benzaldehyde, 4-Ethoxybenzaldehyde serves as a versatile intermediate in organic synthesis. Its reactive aldehyde group and ethoxy substituent allow for diverse chemical transformations.
| Molecular weight | 150.17 |
|---|---|
| Linear formula | C2H5OC6H4CHO |
| Assay | 99% |
| Boiling point | 255 °C(lit.) |
| Density | 1.08 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.559(lit.) |
| Application | 4-Ethoxybenzaldehyde was used as an anti-inflammatory and prostaglandin E2 suppressor in skin lightening agents1. |
| Melting point | 13-14 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-37/39 |
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 are the primary applications of 4-Ethoxybenzaldehyde?
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4-Ethoxybenzaldehyde is used as an anti-inflammatory and prostaglandin E2 suppressor in skin lightening agents and also serves as a versatile intermediate in organic synthesis.
What is the CAS number and chemical formula for 4-Ethoxybenzaldehyde?
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The CAS number is 10031-82-0 and the chemical formula is C2H5OC6H4CHO.
What grade and purity does Tech Serve Solutions supply for 4-Ethoxybenzaldehyde?
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Tech Serve Solutions supplies 4-Ethoxybenzaldehyde with an assay of 99%. This product is suitable for research and chemical synthesis purposes. We do not represent this product as USP, BP, or EP grade.
How should 4-Ethoxybenzaldehyde be handled safely?
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4-Ethoxybenzaldehyde is classified as a Warning substance. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including gloves, eye protection, and respiratory protection, should be used. Handle in a well-ventilated area.
How is 4-Ethoxybenzaldehyde packed, shipped, and exported?
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Tech Serve Solutions provides 4-Ethoxybenzaldehyde in various quantities suitable for laboratory and industrial use. We offer expert global export services, adhering to all necessary shipping and customs regulations for chemical compounds.
How can I request a quote or sample of 4-Ethoxybenzaldehyde?
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To request a quote or a sample of 4-Ethoxybenzaldehyde, please contact our sales team through the website or by phone. Our representatives will be pleased to assist you with your inquiry.
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