Chromate

HCID 24461CAS 11104-59-9

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Basic information

Standard SMILES: [O]=[Cr](=[O])([O-])[O-]
InChIKey: ZCDOYSPFYFSLEW-UHFFFAOYSA-N
Molecular formula: CrO4-2
Average molar mass: 115.994 g/mol
Monoisotopic mass: 115.92126314

Overview

Chromate(2-) is a chromium oxoanion resulting from the removal of two protons from chromic acid. It has a role as an oxidising agent. It is a chromium oxoanion and a divalent inorganic anion. It is a conjugate base of a hydrogenchromate.

Names & identifiers

Preferred name: Chromate
IUPAC: dioxido(dioxo)chromium
English name: Chromates
Molecular formula: CrO4
Molecular weight: 115.99

Names & synonyms

CHROMATEChromate ionChromate ionsChromate (CrO42-)chromate(2-)CrO42-tetraoxochromate(VI)CCRIS 6173tetraoxochromate(2-)CHROMATE ANIONtetraoxidochromate(VI)tetraoxidochromate(2-)

Show more names

Chromic acid dianion

9S2Y101D6MUNII-9S2Y101D6MCrO4(2-)DTXSID7065675CHEBI:35404CHROMATE (CRO42-) IONCHROMATE ANION (CRO42-)[CrO4](2-)

Database identifiers

CAS: 11104-59-9、13907-45-4
PubChem CID: 24461
DTXSID: DTXSID7065675
ChEBI: CHEBI:35404
UNII: 9S2Y101D6M
Nikkaji: J421.900G

Properties

Computed structural properties

Topological polar surface area: 80.3 Å²
Hydrogen bond donors: 0
Hydrogen bond acceptors: 4
Rotatable bonds: 0
Heavy atoms: 5
Formal charge: -2
Complexity: 62.2

Physicochemical properties

FDA UNII: 9 S2Y101D6M · 9S2Y101D6M
EPA Substance Registry System: Chromate (13907-45-4)
TSCA: TSCA listed

Safety & regulation

Safety & protection

Protective Action Criteria (PAC) · 3 items

0.00058 [mg/m3]

5.8 [mg/m3]

35 [mg/m3]

Safety data

tsca: TSCA listed

Chemistry & industry

Uses & manufacturing

General Manufacturing InformationChromate (CrO42-): ACTIVE

Suppliers2 total

career henan chemical co+86-0371-86658258 · [email protected]

爆牛贸易重庆有限公司+86-023-6139-8061 +86-86-13650506873 · [email protected]

Additional notes · 1 item

DefinitionChEBI: Chromate(2-) is a chromium oxoanion resulting from the removal of two protons from chromic acid. It has a role as an oxidising agent. It is a divalent inorganic anion and a chromium oxoanion. It is a conjugate base of a hydrogenchromate.