3-Ethyl-2-methylbenzoxazolium iodide
3-Ethyl-2-methylbenzoxazolium iodide (CAS: 5260-37-7) is a chemical compound with the formula C10H12INO and a molecular weight of 289.11 g/mol. This substance is primarily utilised as a stain or dye in various biological and histological applications. Its specific properties make it suitable for cell biology research and diagnostic procedures within haematology and histology laboratories.

Biological Staining
3-Ethyl-2-methylbenzoxazolium iodide serves as a vital stain in cell biology research. It is employed to visualise cellular structures and components, aiding in the study of cell morphology and function.
Histological Preparations
In histology, this compound is used as a dye for preparing tissue samples. It facilitates the differential staining of various tissues, improving the clarity and detail observable under microscopy.
Haematology Applications
This benzoxazolium derivative finds application in haematology for the staining of blood cells. Its use helps in the identification and characterisation of different blood cell types for diagnostic purposes.
| Molecular weight | 289.11 |
|---|---|
| Empirical formula | C10H12INO |
| Melting point | 197 °C (dec.)(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 3-Ethyl-2-methylbenzoxazolium iodide used for?
+
3-Ethyl-2-methylbenzoxazolium iodide is used as a stain and dye in cell biology, haematology, and histology for visualising cellular and tissue structures.
What are the CAS number and chemical formula for 3-Ethyl-2-methylbenzoxazolium iodide?
+
The CAS number is 5260-37-7 and the chemical formula is C10H12INO.
What grade and purity does Tech Serve Solutions supply for 3-Ethyl-2-methylbenzoxazolium iodide?
+
Tech Serve Solutions supplies 3-Ethyl-2-methylbenzoxazolium iodide. The specific grade and purity are detailed on the product's Certificate of Analysis. We do not represent this product as USP, BP, or EP grade unless explicitly stated.
How should 3-Ethyl-2-methylbenzoxazolium iodide be handled safely?
+
Handle with appropriate personal protective equipment, including a dust mask (type N95 US recommended), eyeshields, and gloves. Avoid breathing dust and ensure adequate ventilation, as it may cause skin irritation, eye irritation, and respiratory irritation (H315-H319-H335).
Is 3-Ethyl-2-methylbenzoxazolium iodide controlled or scheduled?
+
The provided data does not indicate that 3-Ethyl-2-methylbenzoxazolium iodide is a controlled or scheduled substance.
How is 3-Ethyl-2-methylbenzoxazolium iodide packed and exported?
+
Tech Serve Solutions, as a specialist global supplier and exporter, ensures appropriate packaging for safe transit and adherence to international shipping regulations for chemical compounds like 3-Ethyl-2-methylbenzoxazolium iodide.
How can I request a sample or quote for 3-Ethyl-2-methylbenzoxazolium iodide?
+
To request a sample or quote, please contact our sales team through the website or by calling our customer service line, providing the product name and CAS number (5260-37-7).
▶ Related products

(−)-Curcumol
C15H24O2
Cell Biology
(±) Clopidogrel hydrogensulfate
Cell Biology

(±)-L-Alliin
C6H11NO3S
Cell Biology
(±)-2-Amino-4-phosphonobutyric acid
C4H10NO5P
Cell Biology
(±)-2-Methylarachidonoyl-2′-fluoroethylamide
C23H38NOF
Cell Biology
(±)-3,4-Methylenedioxy-N-ethylamphetamine hydrochloride
Cell Biology

(±)-3,4-Methylenedioxyamphetamine hydrochloride
Cell Biology

(±)-3,4-Methylenedioxymethamphetamine hydrochloride
Cell Biology
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis