Brilliant Green
Brilliant Green (CAS: 633-03-4), with the empirical formula C27H34N2O4S and a molecular weight of 482.63 g/mol, is a synthetic triphenylmethane dye. It is widely recognised for its intense green colour and its utility as a histological stain. This compound is essential in various laboratory applications, particularly in microbiology and cell biology for staining purposes.
- IUPAC
- Astradiamant green GX,Basic Green 1,Diamond Green,Emerald Green,Ethyl Green,Malachite Green G,Solid Green JO
- Synonyms
- Astradiamant green GXBasic Green 1Diamond GreenEmerald GreenEthyl GreenMalachite Green GSolid Green JO

Histological Staining
Brilliant Green serves as an effective stain in histology and hematology. It is used to visualise cellular structures and tissues, aiding in microscopic examination and diagnosis.
Microbiological Staining
In microbiology, Brilliant Green is employed as a differential stain. It is particularly noted for its use in staining bacterial spores and for identifying certain microorganisms in clinical and research settings.
Cell Biology Research
This dye finds application in cell biology research for staining various cellular components. Its vibrant colour assists in distinguishing different cellular structures under microscopy.
| Molecular weight | 482.63 |
|---|---|
| Empirical formula | C27H34N2O4S |
| Melting point | 210 °C (dec.)(lit.) |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Colour Index Number | 42040 |
|---|
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 Brilliant Green used for?
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Brilliant Green is primarily used as a histological and microbiological stain, particularly for visualising cellular structures, tissues, and bacterial spores in laboratory and research settings.
What is the CAS number and formula for Brilliant Green?
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The CAS number for Brilliant Green is 633-03-4, and its empirical formula is C27H34N2O4S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Brilliant Green as a high-quality reagent suitable for laboratory use. Specific assay and purity information can be provided upon request. We do not represent this product as USP, BP, or EP grade.
How should Brilliant Green be handled safely?
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Brilliant Green is classified as harmful if swallowed and causes serious eye irritation. Handle with appropriate personal protective equipment, including a dust mask (type N95 US), eyeshields, face shields, and gloves. Ensure good ventilation. In case of eye contact, rinse cautiously with water for several minutes, removing contact lenses if present and easy to do. Continue rinsing.
Is Brilliant Green a controlled substance?
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The provided data does not indicate that Brilliant Green is a controlled substance.
How is Brilliant Green packed, shipped, and exported?
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Tech Serve Solutions offers comprehensive global export services for Brilliant Green, ensuring secure and compliant packaging for international shipment. Contact us for specific shipping and handling details.
How can I request a sample or quote for Brilliant Green?
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To request a sample or a quote for Brilliant Green, please use the contact form on our website or reach out to our sales team directly. We will respond promptly to your inquiry.
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