Chromium(III) oxide (CAS 1308-38-9) — formula Cr2O3, molecular weight 151.990; category inorganic chemicals.
Chromium(III) oxide (CAS 1308-38-9) is a inorganic chemicals. Its molecular formula Cr2O3 comprises 2 Cr, 3 O atoms. Its molecular weight is about 151.990. Inorganic chemicals cover acids, bases, salts and metal compounds, serving as key feedstocks for metallurgy, electronics, water treatment and basic chemical industry. Widely used in electroplating, battery materials, catalysts, fertilizers, water-treatment agents and ceramics/glass. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 1308-38-9 |
|---|---|
| Molecular Formula | Cr2O3 |
| Molecular Weight | 151.990 |
| Applications | Other, U.S. Production: 2023: 78, Primary Metal Manufacturing, Chromium oxide: ACTIVE |
| Category | Inorganic Chemicals |
Documented applications: Other, U.S. Production: 2023: 78, Primary Metal Manufacturing, Chromium oxide: ACTIVE.
Chromium(III) oxide is an inorganic compound with CAS registry number 1308-38-9 and molecular formula Cr2O3 (molecular weight 151.990), belonging to the inorganic chemicals segment of chemical raw materials.
CAS number: 1308-38-9
Its molecular formula Cr2O3 comprises 2 Cr, 3 O atoms.
Also known as: Chromium(III) oxide · 氧化铬 · Chromic Oxide
Category: inorganic chemicals
The CAS registry number of Chromium(III) oxide is 1308-38-9.
Molecular formula Cr2O3, molecular weight 151.990.
It is also registered under: Chromium(III) oxide, 氧化铬, Chromic Oxide.
Recorded applications: Other, U.S. Production: 2023: 78, Primary Metal Manufacturing, Chromium oxide: ACTIVE.
Category: Inorganic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Chromium(III) oxide (CAS 1308-38-9), compiled from public chemistry databases.
| CAS Registry Number | 1308-38-9 |
|---|---|
| PubChem CID | 165971 |
| Molecular formula | Cr2O3 |
| IUPAC name | bis(chromium(3+));tris(oxygen(2-)) |
| UNII (FDA) | X5Z09SU859 |
| Molecular Weight | 151.990 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 151.865753 |
| Monoisotopic Mass | 151.865753 |
| Topological Polar Surface Area | 3 |
| Heavy Atom Count | 5 |
Chromium oxide; Chromium oxide (Cr2O5); 11118-57-3; chromium(3+);oxygen(2-); 12018-34-7; 12218-36-9; Chromium oxide (Cr3O4); EINECS 234-361-2; DICHROMTRIOXID; EC 234-361-2; SCHEMBL15355; Chromium(3+) oxide (2/3); DICHROMTRIOXID [WHO-DD]; CHROMIUM OXYDATUM [HPUS]; DTXSID30923258; CHROMIUM(III) OXIDE [MI]
| Reported hazard statements | H250 (100%) |
|---|
H250 (100%): Catches fire spontaneously if exposed to air [Danger Pyrophoric liquids]
P210, P222, P231, P233, P280, P302+P335+P334, and P370+P378 (click each P-code to see the statement)
Chromic Oxide · CAS 1308-38-9 · Cr2O3. UNII X5Z09SU859.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 氧化铬