Iodopentoxide
Iodine pentoxide (CAS: 12029-98-0, I₂O₅) is a powerful oxidizing agent. This white to pale yellow solid is the only stable oxide of iodine. It is primarily used in specialized industrial and laboratory applications, particularly in the synthesis of other iodine compounds and in certain gas-detection systems. Tech Serve Solutions supplies this chemical with an assay of ≥98%.
- IUPAC
- Diiodine pentoxide,Iodic anhydride
- Synonyms
- Diiodine pentoxideIodic anhydride

Oxidizing Agent
Iodine pentoxide serves as a potent oxidizing agent in various chemical reactions. Its strong oxidizing capabilities are leveraged in specific synthetic pathways and analytical procedures.
Gas Detection
It is employed in the detection of carbon monoxide (CO). Iodine pentoxide reacts with CO, forming a detectable change, making it useful in gas monitoring equipment.
Synthesis of Iodine Compounds
This compound is a key precursor for the synthesis of various organic and inorganic iodine compounds. It facilitates the introduction of iodine into different molecular structures.
Materials Science & Electronics
Applications exist within materials science and micro/nanoelectronics, likely related to its chemical properties in deposition or etching processes, though specific uses are highly specialised.
| Molecular weight | 333.81 |
|---|---|
| Empirical formula | I2O5 |
| Assay | ≥98% |
| Density | 5.08 g/mL at 25 °C |


Hazard statements
- H272May intensify fire; oxidiser
- H314Causes severe skin burns and eye damage
Precautionary statements
- P220Keep away from clothing and combustible materials
- 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 3085 8(5.1) / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | O,C |
| Risk statements (R) | 8-34 |
| Safety statements (S) | 17-26-27-36/37/39-45 |
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 Pentoxide used for?
+
Iodine pentoxide is used as a powerful oxidizing agent, in the detection of carbon monoxide, and for the synthesis of other iodine compounds. It also finds specialised applications in materials science and micro/nanoelectronics.
What is the CAS number and formula for Iodine Pentoxide?
+
The CAS number for Iodine pentoxide is 12029-98-0, and its chemical formula is I₂O₅.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Iodine Pentoxide with an assay of ≥98%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Iodine Pentoxide be handled safely?
+
Iodine pentoxide is a Danger material (H272-H314), which is corrosive and may intensify fire. Handle with extreme caution, using appropriate personal protective equipment including eyeshields, faceshields, gloves, and respiratory protection (e.g., N100 or P3 filters). Store away from combustible materials.
Is Iodine Pentoxide typically shipped or exported?
+
Yes, Tech Serve Solutions exports fine chemicals globally. Iodine pentoxide is shipped according to international regulations for hazardous materials (UN 3085, Hazard Class 8(5.1)).
How can I request a quote or sample?
+
To request a quote or sample of Iodine Pentoxide, please contact our sales team via the website or direct email, providing your specific requirements and shipping details.
▶ Related products

(11-Mercaptoundecyl)-N,N,N-trimethylammonium bromide
Micro / NanoElectronics

(11-Mercaptoundecyl)hexa(ethylene glycol)
C23H48O7S
Micro / NanoElectronics
(12-Phosphonododecyl)phosphonic acid
C12H28O6P2
Micro / NanoElectronics
(2,2,3,3,4,4,5,5,6,6,7,7,7-Tridecafluoroheptyl)oxirane
C9H5F13O
Micro / NanoElectronics
(2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,9-Heptadecafluorononyl)oxirane
C11H5F17O
Micro / NanoElectronics
(3-Chloropropyl)dimethoxymethylsilane
Cl(CH2)3Si(OCH3)2CH3
Micro / NanoElectronics
(3-Chloropropyl)trimethoxysilane
Cl(CH2)3Si(OCH3)3
Micro / NanoElectronics
(4-Bromophenyl)diphenylsulfonium triflate
C19H14BrF3O3S2
Micro / NanoElectronics


