Iodane
HI
iodane
Consulting for Iodane
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Identification
- CAS Number
- 10034-85-2
- EC Number
- 233-109-9
- UN Number
- 2197
- Index Number
- 053-002-00-9
- PubChem CID
- 24841
Physical-chemical properties
- Molecular Formula
- HI
- Molar Mass
- 127.91 g/mol
- IUPAC Name
- iodane
Chemical Identifiers
- InChI
- InChI=1S/HI/h1H
- InChI Key
- XMBWDFGMSWQBCA-UHFFFAOYSA-N
Overview
Iodane (CAS 10034-85-2) is a hydrogen halide gas with highly corrosive properties and significant industrial applications. This colorless, pungent gas represents one of the most important hydrogen halides in industrial chemistry, alongside related compounds such as bromane and other halogenated substances. With its molecular formula HI and molar mass of 127.9124 g/mol, iodane exhibits exceptional reactivity and serves as a crucial reagent in various chemical processes. The compound's classification as a pressurized gas with skin corrosion category 1A reflects its inherent hazardous nature, requiring specialized handling protocols and storage systems. The substance demonstrates strong acidic properties when dissolved in water, forming hydroiodic acid, one of the strongest hydrohalic acids. Its high reactivity stems from the polarizable iodine atom and the weak H-I bond, making it an excellent reducing agent in organic synthesis. The gas exhibits significant vapor pressure at room temperature and readily decomposes under light exposure, necessitating storage in dark, temperature-controlled environments. Industrial applications include its use as a reducing agent in pharmaceutical manufacturing, particularly in the synthesis of organic iodides and specialized pharmaceutical intermediates. The electronics industry utilizes iodane in semiconductor processing and as a source of high-purity iodine compounds. Additionally, it serves as a catalyst in certain polymerization reactions and as a reagent in analytical chemistry applications. Safety considerations are paramount when handling iodane, as indicated by its GHS04 and GHS05 pictograms, signifying pressurized gas and corrosive hazards respectively. Proper ventilation, appropriate personal protective equipment, and adherence to ADR class 2 transportation regulations are essential for safe operations. OYSI provides technical-grade iodane to European industrial customers with comprehensive safety documentation and regulatory compliance support.
Safety & Classification
Press. Gas; Skin Corr. 1A
GHS Pictograms
HHazard Statements (H-Statements)
Describe the nature and severity of the hazard
Causes severe skin burns and eye damage.
Classification according to CLP Regulation (EC) No 1272/2008. The complete list of hazard and precautionary statements can be found in the Safety Data Sheet (SDS).
First Aid Measures
Skin Contact
Measures if substance contacts the skin
First Aid Actions
- +P302IF ON SKIN:
- +P352Wash with plenty of water.
- +P361Take off immediately all contaminated clothing.
- +P313Get medical advice/attention.
Related hazard statements:
Eye Contact
Measures if substance gets into the eyes
First Aid Actions
- +P305IF IN EYES:
- +P351Rinse cautiously with water for several minutes.
- +P338Remove contact lenses, if present and easy to do. Continue rinsing.
- +P313Get medical advice/attention.
Related hazard statements:
General Measures
Emergency 112 | Poison Control: +49 30 19240 (DE), +33 1 45 42 59 59 (FR), +31 30 274 88 88 (NL)
First aid measures are based on CLP classification and associated P-statements. They do not replace the Safety Data Sheet (SDS). In case of emergency, always consult the full SDS and a physician.
Transport (ADR)
| UN Number | 2197 |
| ADR Class | 2 |
| Packing Group | |
| Tunnel Code | C/D |
| Proper Shipping Name | Iodwasserstoff, wasserfrei, unter Druck verflüssigt |
| Marine Pollutant | No |
Frequently Asked Questions
What is iodane?
Iodane is hydrogen iodide (HI), a binary compound consisting of hydrogen and iodine with the molecular formula HI and a molecular weight of 127.9124 g/mol. It is classified as a pressurized gas and highly corrosive substance under GHS classification. This colorless gas is one of the hydrogen halides and exhibits strong acidic properties when dissolved in water, forming hydroiodic acid.
What are the physicochemical properties of iodane?
Iodane is a colorless gas at room temperature with a pungent, acrid odor characteristic of hydrogen halides. It has excellent solubility in water, forming hydroiodic acid solution. The compound has a molecular weight of 127.9124 g/mol and exists as a pressurized gas under normal storage conditions. It demonstrates strong corrosive properties and readily dissociates in aqueous solutions.
What is iodane used for?
Iodane serves primarily as a reducing agent in chemical synthesis and pharmaceutical manufacturing. It is utilized in the production of iodide salts, organic iodine compounds, and various pharmaceutical intermediates. The compound finds applications in analytical chemistry, metal processing for removing oxide layers, and as a source of iodide ions in industrial processes requiring strong reducing conditions.
How to handle iodane safely?
Iodane requires strict safety precautions due to its corrosive and pressurized gas properties. Personnel must wear appropriate respiratory protection, chemical-resistant gloves, and eye protection. Work should be conducted in well-ventilated areas or fume hoods. Avoid contact with skin, eyes, and clothing. Use proper gas handling equipment designed for corrosive gases and ensure emergency shower and eyewash stations are readily accessible.
How to store iodane correctly?
Iodane must be stored in appropriate pressure vessels designed for corrosive gases in cool, dry, well-ventilated areas away from incompatible materials. Keep containers tightly closed and protect from physical damage. Store away from metals, oxidizing agents, and moisture. Ensure storage areas have appropriate ventilation systems and emergency response equipment. Regular inspection of storage containers is essential for safe handling.
What to do in case of contact with iodane?
Immediate action is required due to iodane's highly corrosive nature. For skin contact, immediately flush with copious amounts of water for at least 15 minutes and remove contaminated clothing. In case of eye contact, rinse thoroughly with water and seek immediate medical attention. If inhaled, move to fresh air immediately and seek medical attention. Remove contaminated clothing and wash thoroughly before reuse.
How to dispose of iodane appropriately?
Iodane disposal must comply with local, national, and international hazardous waste regulations. The substance cannot be disposed of through normal waste streams due to its corrosive and pressurized nature. Contact licensed hazardous waste disposal companies for proper treatment. Small quantities may be neutralized under controlled conditions by qualified personnel, but industrial quantities require professional hazardous waste management services.
How to transport iodane?
Iodane is classified under ADR Class 2 as a pressurized gas, requiring specialized transport procedures for hazardous materials. It must be transported in appropriate pressure vessels meeting UN specifications for corrosive gases. Proper labeling with GHS04 and GHS05 pictograms is mandatory. Transport vehicles must carry appropriate emergency equipment and documentation, and drivers require hazardous materials certification.
Is iodane subject to particular regulations?
Iodane is regulated under multiple European frameworks including CLP Regulation for classification and labeling as a corrosive pressurized gas. REACH registration requirements apply for commercial use. Transport is governed by ADR regulations for Class 2 substances. The compound is not listed as an SVHC substance. Local workplace safety regulations and industrial emission standards may also apply depending on usage.
Where to buy iodane in Europe?
Iodane is available through OYSI, a European distributor of technical chemicals specializing in hazardous materials. As an established supplier, OYSI provides proper documentation, safety data sheets, and regulatory compliance support for industrial customers. Professional handling and transport arrangements ensure safe delivery across Europe. Contact OYSI directly for availability, technical specifications, and ordering procedures for this specialized chemical product.
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Data Sources
Classification per CLP Regulation (EC) No 1272/2008. Data from ECHA and PubChem.