Iodine monobromide
Iodine monobromide (CAS 7789-33-5), with the molecular formula IBr and a molar mass of 206.81 g/mol, is a interhalogen compound. It serves as a valuable electrophile in organic synthesis. Notably, it is employed in novel synthetic pathways for constructing polyketide structural units, demonstrating its utility in complex molecule assembly. This compound is supplied by Tech Serve Solutions with a high purity assay.
- IUPAC
- Bromoiodine

Electrophilic Halogenation
Iodine monobromide acts as an electrophile in various organic transformations. It is particularly useful for introducing both iodine and bromine atoms, or acting as a source of electrophilic halogen.
Synthesis of Polyketide Structural Units
This compound has been identified as a key reagent in new synthetic approaches to construct polyketide structural units. These complex natural products are targets in medicinal chemistry research.
C-X Bond Formation
As a halogenating agent, Iodine monobromide facilitates the formation of carbon-halogen bonds (C-X). This is a fundamental transformation in synthetic organic chemistry.
| Molecular weight | 206.81 |
|---|---|
| Linear formula | IBr |
| Assay | 98% |
| Density | 4.416 g/mL at 25 °C(lit.) |
| Concentration | 1.0 M in methylene chloride |
| Storage temperature | 2-8°C |
| Application | Electrophile employed in a new synthetic approach to polyketide structural units.1 |
| Melting point | 42-50 °C(lit.) |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3260 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 26-36/37/39-45 |
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 Iodine monobromide used for?
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Iodine monobromide (CAS 7789-33-5) is used as an electrophile in organic synthesis, particularly in new synthetic approaches to polyketide structural units and for C-X bond formation.
What is the CAS number and formula for Iodine monobromide?
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The CAS number for Iodine monobromide is 7789-33-5, and its chemical formula is IBr.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Iodine monobromide with an assay of 98%. We do not represent this product as USP, BP, EP, or for nutraceutical, food, or medicinal use.
How should Iodine monobromide be handled safely?
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Iodine monobromide is corrosive and causes severe skin burns and eye damage (H314). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and suitable respiratory protection, is essential. Handle in a well-ventilated area or fume hood.
How is Iodine monobromide packed and shipped?
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Iodine monobromide is shipped as UN 3260, Class 8, Packing Group II, indicating it is a corrosive solid. Packaging adheres to strict international regulations for hazardous materials.
How can I request a quote or sample?
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To request a quote or a sample of Iodine monobromide, please contact the Tech Serve Solutions sales team through our website or by phone.
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