5-Bromoisatin
5-Bromoisatin (CAS: 87-48-9), with the molecular formula C8H4BrNO2 and a molecular weight of 226.03 g/mol, is a halogenated heterocyclic compound. It serves as a versatile building block in organic synthesis, particularly for the preparation of more complex indole derivatives and other heterocyclic structures. Its utility is primarily in research and development settings within the chemical and pharmaceutical industries.

Organic Synthesis Intermediate
5-Bromoisatin is employed as a key intermediate in the synthesis of various organic molecules. Its structure facilitates derivatization, making it valuable for constructing complex chemical scaffolds.
Pharmaceutical Research
This compound is utilised in medicinal chemistry research for the development of novel pharmaceutical agents. Its indole core is a common feature in many biologically active molecules.
Heterocyclic Chemistry
As a halogenated heterocycle, 5-Bromoisatin is a useful starting material for exploring reactions and developing new synthetic methodologies in heterocyclic chemistry.
| Molecular weight | 226.03 |
|---|---|
| Empirical formula | C8H4BrNO2 |
| Assay | 90% |
| Grade | technical grade |
| Impurities tested | <10% isatin |
| Melting point | 247-252 °C(lit.) |


Hazard statements
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 37/38-41 |
| Safety statements (S) | 26-36/39 |
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 5-Bromoisatin used for?
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5-Bromoisatin is primarily used as a building block in organic synthesis and in pharmaceutical research for the development of new chemical entities and biologically active compounds.
What is the CAS number and molecular formula for 5-Bromoisatin?
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The CAS number for 5-Bromoisatin is 87-48-9, and its molecular formula is C8H4BrNO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Bromoisatin in technical grade with an assay of 90%. We do not represent this product as USP, BP, or EP grade.
How should 5-Bromoisatin be handled safely?
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5-Bromoisatin is a dangerous substance. It causes skin irritation (H315), serious eye damage (H318), and may cause respiratory irritation (H335). Always wear appropriate personal protective equipment, including eyeshields, gloves, and a dust mask (type N95 US), and ensure adequate ventilation.
How is 5-Bromoisatin packed, shipped, and exported?
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5-Bromoisatin is carefully packed to maintain its integrity during transport and is available for global export by Tech Serve Solutions.
How can I request a sample or quote for 5-Bromoisatin?
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To request a sample or a quotation for 5-Bromoisatin, please contact our sales team via the website or email.
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