5-Phenyl-o-anisidine
5-Phenyl-o-anisidine (CAS: 39811-17-1), with the molecular formula C6H5C6H3(OCH3)NH2 and a molecular weight of 199.25, is an organic compound supplied by Tech Serve Solutions. It is primarily utilized as a building block in chemical synthesis. This amine derivative finds application in the preparation of complex heterocyclic compounds, serving as a valuable intermediate in research and development laboratories and for specialized manufacturing processes.
- IUPAC
- 2-Methoxy-5-phenylaniline

Synthesis of Heterocyclic Compounds
5-Phenyl-o-anisidine serves as a key intermediate in the synthesis of various heterocyclic structures. For instance, it has been employed in the preparation of substituted pyrido[2,3-d]pyrimidines, a class of compounds with potential biological significance.
Organic Building Block
As an organic building block, this compound offers a unique combination of phenyl, methoxy, and amine functionalities. These features allow for diverse synthetic transformations, making it useful for constructing more complex molecular architectures in medicinal chemistry and materials science research.
Research and Development
Its availability from Tech Serve Solutions supports research and development activities requiring specific aniline derivatives. Researchers can leverage this compound for exploring novel synthetic routes and developing new chemical entities.
| Molecular weight | 199.25 |
|---|---|
| Linear formula | C6H5C6H3(OCH3)NH2 |
| Assay | ≥98% |
| Application | 5-Phenyl-o-anisidine (2-Methoxy-5-phenylaniline) was used in the synthesis of 2,4-diamino-5-methyl-6-substituted-pyrido[2,3-d]pyrimidines1. |
| Melting point | 82-83 °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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| 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 is 5-Phenyl-o-anisidine used for?
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5-Phenyl-o-anisidine is used as a building block in organic synthesis, particularly in the preparation of heterocyclic compounds such as substituted pyrido[2,3-d]pyrimidines.
What are the CAS number and molecular formula for 5-Phenyl-o-anisidine?
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The CAS number for 5-Phenyl-o-anisidine is 39811-17-1, and its molecular formula is C6H5C6H3(OCH3)NH2.
What grade and purity does Tech Serve Solutions supply for 5-Phenyl-o-anisidine?
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Tech Serve Solutions supplies 5-Phenyl-o-anisidine with an assay of ≥98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
What are the main hazards associated with 5-Phenyl-o-anisidine?
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5-Phenyl-o-anisidine is a warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Appropriate personal protective equipment, including eyeshields, gloves, and a dust mask (type N95), should be used when handling this chemical.
Can Tech Serve Solutions export 5-Phenyl-o-anisidine?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 5-Phenyl-o-anisidine.
How can I request a sample or quote for 5-Phenyl-o-anisidine?
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To request a sample or quote for 5-Phenyl-o-anisidine, please contact our sales team through the website or by phone.
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