1,2-Diphenylindole
1,2-Diphenylindole (CAS: 18434-12-3) is an organic compound with the molecular formula C20H15N and a molecular weight of 269.34 g/mol. This compound is recognised for its use in cell biology research, and as a component in certain staining and dyeing applications within hematology and histology. Available from Tech Serve Solutions, it serves as a valuable reagent in scientific investigation and analytical procedures.
- Synonyms
- C20H15N

Cell Biology Research
1,2-Diphenylindole serves as a reagent in various cell biology studies. Its properties make it suitable for investigations into cellular processes and mechanisms.
Histology and Hematology Stains
This compound is utilised in the preparation of stains and dyes relevant to histology and hematology. It aids in the visualisation of cellular structures in biological samples.
Dye and Stain Applications
As a chemical entity within the category of stains and dyes, 1,2-Diphenylindole finds application in specific analytical and diagnostic procedures requiring such reagents.
| Molecular weight | 269.34 |
|---|---|
| Empirical formula | C20H15N |
| Assay | 94% |
| Boiling point | 188-190 °C/0.2 mmHg(lit.) |
| Melting point | 80-83 °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 1,2-Diphenylindole used for?
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1,2-Diphenylindole is used in cell biology research and as a component in stains and dyes for histology and hematology.
What is the CAS number and molecular formula for 1,2-Diphenylindole?
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The CAS number is 18434-12-3, and the molecular formula is C20H15N.
What grade and purity does Tech Serve Solutions supply for 1,2-Diphenylindole?
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Tech Serve Solutions supplies 1,2-Diphenylindole with an assay of 94%. TSS does not represent this product as USP, BP, EP, or other pharmacopoeial grades.
How should 1,2-Diphenylindole be handled safely?
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1,2-Diphenylindole 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 a dust mask (type N95 US), eyeshields, and gloves should be worn. Ensure adequate ventilation.
How is 1,2-Diphenylindole packed, shipped, and exported?
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1,2-Diphenylindole is carefully packaged to ensure safe transit. Tech Serve Solutions is experienced in exporting chemicals globally, adhering to all necessary regulations.
How can I request a sample or quote for 1,2-Diphenylindole?
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To request a sample or a quotation for 1,2-Diphenylindole, please contact our sales team through the TSS website or by phone.
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