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· · COA & SDS available for every product · Same-day shipping on in-stock items Mercuric iodide - ACS , CAS No.7774-29-0
GRADE & PURITY ACS ? ACS grade — meets American Chemical Society specifications, the analytical benchmark in the US. Use for analytical and QC work needing ACS-defined purity. Synonyms
MERCURIC IODIDE|Mercury diiodide|Mercury(II) iodide|diiodomercury|7774-29-0|HgI2|Red mercuric iodide|Hydrargyrum diodatum|Mercuric iodide, red|alpha-Mercury(II) iodide|Hydrargyrum bijodatum|MERCURY (II) IODIDE|HSDB 1211|EINECS 231-873-8|UNII-R03O05RB0P|me
Storage
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Why this grade ACS ACS for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Protected from light,Room temperature Ships FedEx DG Service Check lot-specific COA for exact specifications.
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Quality documents SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
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Literature proof Cited in 17 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Specifications Synonyms
MERCURIC IODIDE | Mercury diiodide | Mercury(II) iodide | diiodomercury | 7774-29-0 | HgI2 | Red mercuric iodide | Hydrargyrum diodatum | Mercuric iodide, red | alpha-Mercury(II) iodide | Hydrargyrum bijodatum | MERCURY (II) IODIDE | HSDB 1211 | EINECS 231-873-8 | UNII-R03O05RB0P | me
Specifications & Purity
ACS
Storage
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Names and Identifiers InChIKey
YFDLHELOZYVNJE-UHFFFAOYSA-L
INCHI
1S/Hg.2HI/h;2*1H/q+2;;/p-2
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=4937290&ln=
Documentation 📋 Safety Data Sheet (SDS) Comprehensive hazard, handling, storage, and regulatory compliance document.
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✅ Certificate of Analysis (COA) Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA → 📊 Datasheet Quick-reference summary of product specifications and applications.
View datasheet → 🔬 Specification Sheet Full quality attributes and acceptance criteria for this grade.
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Advanced Data Taxonomic Classification Kingdom Inorganic compounds Superclass Mixed metal/non-metal compounds Class Transition metal salts Subclass Transition metal iodides Intermediate Tree Nodes Not available Direct Parent Transition metal iodides Alternative Parents Inorganic salts Inorganic mercury compounds Molecular Framework Not available Substituents Transition metal iodide - Inorganic salt - Inorganic mercury compound Description This compound belongs to the class of inorganic compounds known as transition metal iodides. These are inorganic compounds in which the largest halogen atom is Iodine, and the heaviest metal atom is a transition metal. External Descriptors mercury coordination entity Data sources 1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.
3D Structure Certificates (CoA,COO,BSE/TSE and Analysis Chart) Chemical and Physical Properties Solubility Insoluble in water. Slightly soluble in alcohol, ether, acetone, chloroform, ethyl acetate, olive oil and castor oil. Sensitivity Light sensitive. x_boil_point_char 350℃ x_melt_point_char 259℃ Molecular Weight 454.400 g/mol XLogP3 Hydrogen Bond Donor Count 0 Hydrogen Bond Acceptor Count 0 Rotatable Bond Count 0 Exact Mass 455.78 Da Monoisotopic Mass 455.78 Da Topological Polar Surface Area 0.000 Ų Heavy Atom Count 3 Formal Charge 0 Complexity 2.800 Isotope Atom Count 0 Defined Atom Stereocenter Count 0 Undefined Atom Stereocenter Count 0 Defined Bond Stereocenter Count 0 Undefined Bond Stereocenter Count 0 The total count of all stereochemical bonds 0 Covalently-Bonded Unit Count 1
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Reconstitution Calculator Reviews Need help choosing the grade? Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.
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