MS-275
MS-275 (CAS: 209783-80-2; C21H20N4O3) is a potent and selective inhibitor of histone deacetylase (HDAC) enzymes, specifically targeting class I and class II HDACs. With a molecular weight of 376.41 g/mol, this compound is a valuable research tool in epigenetics. It plays a crucial role in understanding gene expression regulation and cellular differentiation, finding applications in molecular biology and cancer research.

Epigenetic Research
MS-275 is employed as a selective HDAC inhibitor to investigate the role of histone acetylation in gene regulation and cellular processes. It aids in understanding epigenetic mechanisms underlying various biological functions.
Molecular Biology Studies
This compound serves as a biochemical probe for studying the effects of HDAC inhibition on cellular pathways. Researchers utilise MS-275 to explore its impact on transcription, cell cycle, and apoptosis.
Cancer Research Tool
As a bioactive small molecule, MS-275 is investigated for its potential in preclinical cancer research. Its ability to modulate gene expression makes it a subject of interest for exploring novel therapeutic strategies.
| Molecular weight | 376.41 |
|---|---|
| Empirical formula | C21H20N4O3 |
| Assay | ≥99% |
| Solubility | DMSO: soluble38 mg/mL |
| Storage temperature | −20°C |


Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H360May damage fertility or the unborn child
Precautionary statements
- P201Obtain special instructions before use
- P261Avoid breathing dust, fume, gas or vapours
- P301IF SWALLOWED
- P305IF IN EYES
- P308IF exposed or concerned
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 61-25-36/37/38-48/25-62 |
| Safety statements (S) | 26-36-45 |
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 MS-275 used for?
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MS-275 is primarily used in epigenetic research, molecular biology studies, and as a tool in cancer research to investigate the role of histone deacetylase inhibition in gene expression and cellular processes.
What is the CAS number and molecular formula for MS-275?
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The CAS number for MS-275 is 209783-80-2, and its molecular formula is C21H20N4O3.
What grade and purity does Tech Serve Solutions supply for MS-275?
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Tech Serve Solutions supplies MS-275 with an assay of ≥99%. We do not represent this product as meeting USP, BP, or EP pharmacopoeia standards.
How should MS-275 be handled and stored?
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MS-275 is labelled with Danger. It is toxic if swallowed, causes skin irritation, causes serious eye irritation, may cause respiratory irritation, and may damage fertility or the unborn child. Handle with appropriate personal protective equipment in a well-ventilated area. Store at −20°C.
Is MS-275 a controlled substance?
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Based on the provided safety data, MS-275 is classified under hazard codes T and carries significant health warnings. It is subject to stringent handling and transport regulations (UN 2811 6.1 / PGIII), but is not explicitly listed as a controlled substance in this data.
How can I request a quote or sample for MS-275?
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To request a quote or sample for MS-275, please contact our sales team through the website or by phone, providing your details and the product CAS number (209783-80-2).
How is MS-275 packed and exported?
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MS-275 is carefully packed to ensure stability during transit and is exported globally by Tech Serve Solutions, adhering to all relevant shipping regulations for hazardous materials.
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