Iron (III) oxide monohydrate (CAS 51274-00-1) — formula FeH3O3, molecular weight 106.87; category inorganic chemicals.
Iron (III) oxide monohydrate (CAS 51274-00-1) is a chemical raw material in the inorganic chemicals category. Its molecular formula FeH3O3 comprises 1 Fe, 3 H, 3 O atoms. Its molecular weight is about 106.87. 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 | 51274-00-1 |
|---|---|
| Molecular Formula | FeH3O3 |
| Molecular Weight | 106.87 |
| Applications | coloring agent in the paints-lacquers-varnishes and polymers industries, Used as a food colorant, Permitted for use as an inert ingredient in non-food pesticide products, Painting (Pigments, Binders, and Biocides) |
| Category | Inorganic Chemicals |
Documented applications: coloring agent in the paints-lacquers-varnishes and polymers industries, Used as a food colorant, Permitted for use as an inert ingredient in non-food pesticide products, Painting (Pigments, Binders, and Biocides).
Iron (III) oxide monohydrate is an inorganic compound with CAS registry number 51274-00-1 and molecular formula FeH3O3 (molecular weight 106.87), belonging to the inorganic chemicals segment of chemical raw materials.
CAS number: 51274-00-1
Its molecular formula FeH3O3 comprises 1 Fe, 3 H, 3 O atoms.
Also known as: Iron (III) oxide monohydrate · Iron Oxide Yellow
Category: inorganic chemicals
The CAS registry number of Iron (III) oxide monohydrate is 51274-00-1.
Molecular formula FeH3O3, molecular weight 106.87.
It is also registered under: Iron (III) oxide monohydrate, Iron Oxide Yellow.
Recorded applications: coloring agent in the paints-lacquers-varnishes and polymers industries, Used as a food colorant, Permitted for use as an inert ingredient in non-food pesticide products, Painting (Pigments, Binders, and Biocides).
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 Iron (III) oxide monohydrate (CAS 51274-00-1), compiled from public chemistry databases.
| CAS Registry Number | 51274-00-1 |
|---|---|
| PubChem CID | 23320441 |
| Molecular formula | FeH3O3 |
| IUPAC name | iron(3+);oxygen(2-);hydroxide;hydrate |
| UNII (FDA) | EX438O2MRT |
| Molecular Weight | 106.87 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 106.943154 |
| Monoisotopic Mass | 106.943154 |
| Topological Polar Surface Area | 3 |
| Heavy Atom Count | 4 |
Ferric oxide Yellow; EX438O2MRT; C.I. 77492; RefChem:1080569; DTXSID2029371; 51274-00-1; Yellow iron oxide; Ferric oxide, yellow; Bayferrox 920; UNII-EX438O2MRT; Iron hydroxide oxide yellow; Ferric oxide, yellow [NF]; CCRIS 4378; iron(3+);oxygen(2-);hydroxide;hydrate; EINECS 257-098-5; MAPICO YELLOW
| Regulatory & Food Contact | COLOUR: Food Additives CI PIGMENT YELLOW 42 AND 43 JECFA ADI: 0-0.5 mg/kg bw TRS 648-JECFA 23/13 FAS 6/NMRS 54A-JECFA 18/100 (1974) IRON OXIDE YELLOW |
|---|---|
| GHS notification summary | 99.7% (903 / 906) |
| GHS notification summary | 99.7% (903 / 906) |
|---|
This chemical does not meet GHS hazard criteria for 99.7% (903 of 906) of all reports.
Reported as not meeting GHS hazard criteria by 903 of 906 companies (only 0.3% companies provided GHS information). For more detailed information, please visit ECHA C&L website.
Iron (III) oxide monohydrate · CAS 51274-00-1 · FeH3O3. UNII EX438O2MRT.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.