Description
2,4,6-Triiodo-1,3-benzenediol is an iodinated aromatic diol offered as a defined laboratory chemical for research and biochemical work. It is identified by CAS number 19403-92-0 and the empirical formula C₆H₃I₃O₂, with a molar mass of 487,8 g/mol. These structural and mass data support accurate stoichiometry, stock preparation and documentation in synthetic and analytical workflows. The compound is As a polyiodinated benzenediol, it provides a compact aromatic scaffold of interest in organic and biochemical laboratories that handle halogenated building blocks or related intermediates. This material is available from manufacturer Carl ROTH within the chemicals and biochemicals range. Clear identity parameters—name, CAS registry number, formula and molar mass—help laboratories align ordering, inventory and experimental records.
This article is part of Organic building blocks & synthesis reagents, in Organic chemicals & synthesis reagents.
Key features
- Purity (HPLC): ≥ 95 %
- Colour: off-white to pink to brown
- Form: powder
- ¹H-NMR Spectrum: corresponds to assigned structure
- CAS number: 19403-92-0
- Pack sizes: 25 mg, 50 mg, 100 mg, 250 mg
- Empirical formula: C₆H₃I₃O₂
- Molar mass: 487,8 g/mol
- Chemical name: 2,4,6-Triiodo-1,3-benzenediol
- Product group: Biochemicals
- Technical Information Sheet:
- Safety Data Sheet:
Compliance & Safety Information
WarningHazard Statements (H-Phrases)
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Questions about 2,4,6-Triiodo-1,3-benzenediol, 25 mg
What is this article?
2,4,6-Triiodo-1,3-benzenediol, 25 mg is the article on this page. Luminix Health distributes Carl Roth for laboratory use. It sits in Organic building blocks & synthesis reagents, inside Organic chemicals & synthesis reagents, in Lab chemicals.
A building block is an organic molecule bought to become part of a larger one. The structure, the CAS number and the purity decide it. A 95 percent reagent and a 99.9 percent reagent of the same name leave different impurities in the product. The functional groups are the reason it was chosen.
An organic chemical is built on carbon. In this category it is a building block or a reagent for making another molecule: a starting material, a coupling agent, a polymer, a PEG. Purity is a specification of which impurities remain. The structure, the CAS number and the grade decide whether two bottles are the same substance. Structures and properties are on PubChem. Nomenclature is IUPAC. Classification follows ECHA and the CLP Regulation.
Which category should I open next?
The category is Organic chemicals & synthesis reagents. The sub-category is Organic building blocks & synthesis reagents. The catalogue is Lab chemicals.
Shelves beside this one are Polymers, PEGs & silicones and Click chemistry, bioconjugation & synthesis reagents.
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

