2-Methoxy-N4-phenyl-1,4-phenylenediamine
2-Methoxy-N4-phenyl-1,4-phenylenediamine (CAS 5840-10-8) is a chemical compound with the molecular formula CH3OC6H3(NHC6H5)NH2 and a molecular weight of 214.26 g/mol. It is primarily utilised as a reagent in specific laboratory applications, particularly within the fields of cell biology and hematology. This compound also finds application in the preparation of stains and dyes for histological examination, contributing to its role in specialised research and diagnostic procedures.
- Synonyms
- CH3OC6H3(NHC6H5)NH2

Cell Biology Research
Used as a reagent in cell biology studies. Its properties may aid in cellular staining or analysis techniques within research settings.
Hematology and Histology
Applicable in the preparation of stains for hematology and histology. It can contribute to the visualisation of cellular structures in biological samples.
Dye Synthesis
Serves as a component in the synthesis of specialised dyes. This application is relevant for various staining procedures in scientific research.
| Molecular weight | 214.26 |
|---|---|
| Linear formula | CH3OC6H3(NHC6H5)NH2 |
| Assay | 95% |
| Melting point | 86-88 °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 2-Methoxy-N4-phenyl-1,4-phenylenediamine used for?
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This compound is used as a reagent in cell biology, hematology, and histology, and for the preparation of stains and dyes in laboratory research.
What are the CAS number and formula for 2-Methoxy-N4-phenyl-1,4-phenylenediamine?
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The CAS number is 5840-10-8 and the linear formula is CH3OC6H3(NHC6H5)NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 95%. We do not represent it as USP, BP, or EP grade.
What are the safety and handling precautions for this chemical?
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This compound is a Warning substance (GHS07) and may cause skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment includes a dust mask type N95, eyeshields, and gloves. Handle in a well-ventilated area.
How is 2-Methoxy-N4-phenyl-1,4-phenylenediamine packed, shipped, and exported?
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Tech Serve Solutions reliably packs, ships, and exports fine chemicals globally, adhering to all necessary regulations for safe and compliant transport.
How can I request a sample or quote for 2-Methoxy-N4-phenyl-1,4-phenylenediamine?
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To request a sample or a quote, please contact our sales team through the website or by phone, providing the product name and CAS number.
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