2-Hydroxy-5-methoxy-3-nitrobenzaldehyde
2-Hydroxy-5-methoxy-3-nitrobenzaldehyde (CAS: 34549-69-4), with the molecular formula C8H7NO5 and a molecular weight of 197.14 g/mol, is a valuable organic building block. This nitro-substituted benzaldehyde derivative is characterised by its aldehyde and nitro functional groups, making it a versatile intermediate in organic synthesis. It is typically supplied at an assay of 97% for research and development purposes, enabling chemists to explore its reactivity in various chemical transformations.

Organic Synthesis Intermediate
This compound serves as a key intermediate in the synthesis of more complex organic molecules. Its functional groups allow for diverse chemical modifications, including condensation reactions and reductions.
Research and Development
Primarily used in laboratory settings for R&D, 2-Hydroxy-5-methoxy-3-nitrobenzaldehyde aids in the development of new chemical entities and methodologies.
Building Block for Fine Chemicals
As a C8 building block, it is employed in the construction of speciality chemicals and fine chemical products requiring specific structural features.
| Molecular weight | 197.14 |
|---|---|
| Empirical formula | C8H7NO5 |
| Assay | 97% |
| Melting point | 129-134 °C |

Hazard statements
- H301Toxic if swallowed
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25-43 |
| Safety statements (S) | 36/37-45 |
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 2-Hydroxy-5-methoxy-3-nitrobenzaldehyde used for?
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2-Hydroxy-5-methoxy-3-nitrobenzaldehyde is used as an intermediate in organic synthesis and for research and development purposes in chemical laboratories.
What is the CAS number and chemical formula for 2-Hydroxy-5-methoxy-3-nitrobenzaldehyde?
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The CAS number is 34549-69-4 and the chemical formula is C8H7NO5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Hydroxy-5-methoxy-3-nitrobenzaldehyde with an assay of 97%. This product is intended for research and laboratory use and is not represented as USP, BP, EP, or pharmaceutical grade.
What are the main hazards associated with this chemical?
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This compound is classified as toxic if swallowed (H301) and may cause an allergic skin reaction (H317). It carries a Danger signal word. Please refer to the Safety Data Sheet for comprehensive handling and safety information.
How is this chemical packed, shipped, and exported?
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We offer various packing options suitable for safe transport and export. Please contact us for specific details regarding packaging and international shipping regulations.
How can I request a sample or a quote?
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To request a sample or a quotation, please use the contact form on our website or email our sales department directly with your requirements.
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