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· · COA & SDS available for every product · Same-day shipping on in-stock items chromic anhydride - ≥99.9% metals basis , CAS No.1333-82-0
Synonyms
1333-82-0|Chromium trioxide|trioxochromium|Chromium(VI) oxide|Chromic anhydride|Chromtrioxid|Monochromium trioxide|CrO3|CHROMIC TRIOXIDE|Anhydride chromique|Chromsaeureanhydrid|Chrom(VI)-oxid|Chromium(6+) oxide|Chromium(VI) trioxide|Chromium oxide (CrO3)|
Storage
Room temperature,Desiccated
Shipped In
FedEx DG Service
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Why this grade ≥99.9% metals basis for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
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Storage & shipping Room temperature,Desiccated 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 47 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Specifications Synonyms
1333-82-0 | Chromium trioxide | trioxochromium | Chromium(VI) oxide | Chromic anhydride | Chromtrioxid | Monochromium trioxide | CrO3 | CHROMIC TRIOXIDE | Anhydride chromique | Chromsaeureanhydrid | Chrom(VI)-oxid | Chromium(6+) oxide | Chromium(VI) trioxide | Chromium oxide (CrO3) |
Specifications & Purity
≥99.9% metals basis
Storage
Room temperature,Desiccated
Shipped In
FedEx DG Service
Purity
≥99.9% metals basis
Names and Identifiers Canonical Smiles
O=[Cr](=O)=O
InChIKey
WGLPBDUCMAPZCE-UHFFFAOYSA-N
Isomeric SMILES
O=[Cr](=O)=O
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3902806&ln=
Documentation 📋 Safety Data Sheet (SDS) Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS → ✅ 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.
View spec sheet →
Advanced Data Taxonomic Classification Kingdom Inorganic compounds Superclass Mixed metal/non-metal compounds Class Transition metal organides Subclass Transition metal oxides Intermediate Tree Nodes Not available Direct Parent Transition metal oxides Alternative Parents Inorganic chromium trioxides Inorganic salts Inorganic oxides Molecular Framework Not available Substituents Transition metal oxide - Inorganic chromium trioxide - Inorganic oxide - Inorganic salt Description This compound belongs to the class of inorganic compounds known as transition metal oxides. These are inorganic compounds containing an oxygen atom of an oxidation state of -2, in which the heaviest atom bonded to the oxygen is a transition metal. External Descriptors chromium oxide 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 Melt Point(°C) 195°C Molecular Weight 99.994 g/mol XLogP3 Hydrogen Bond Donor Count 0 Hydrogen Bond Acceptor Count 3 Rotatable Bond Count 0 Exact Mass 99.9252 Da Monoisotopic Mass 99.9252 Da Topological Polar Surface Area 51.200 Ų Heavy Atom Count 4 Formal Charge 0 Complexity 61.800 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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