Yttrium iron oxide
Also known as: Iron yttrium oxide, YIG, Yttrium ferrite garnet, Yttrium iron garnet, Iron yttrium oxide (Fe5Y3O12), pentairon triyttrium dodecaoxide, oxo(oxoferriooxy)iron:oxo(oxoferriooxy)yttrium:oxo(oxoyttriooxy)yttrium
Yttrium iron oxide (CAS 12063-56-8) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Fe5O12Y3 and a molecular weight of 737.93500 g/mol. Key properties include a melting point of >1040° and a density of 5.11 g/mL at 25 °C(lit.). It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. It is listed by 2 suppliers, 1 of which publish reference prices, from 15.20 to 39.60 CNY. Record last updated Nov 3, 2026.
- CAS No.
- 12063-56-8
- Jingsj CID
- J-1174543-5
- Molecular Formula
- Fe5O12Y3
- Molecular Weight
- 737.93500 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 11/3/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | 98% 25g | ¥380.00 | $2.27 /gBest ¥15.20/g CNY | CN China MOQ 25g | |
In Stock | 98% 100g | ¥1,880.00 | $2.81 /g ¥18.80/g CNY | CN China MOQ 100g | |
In Stock | 98% 5g | ¥198.00 | $5.93 /g ¥39.60/g CNY | CN China MOQ 5g |
Physicochemical Properties
| Melting Point | >1040° |
|---|---|
| Density | 5.11 g/mL at 25 °C(lit.) |
| Exact Mass | 738.33100 |
| PSA | 173.48000 |
| Appearance | Powder | Green |
| Additional Property | Insoluble in water. |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Frequently Asked Questions
What is the CAS number of Yttrium iron oxide?
The CAS number of Yttrium iron oxide is 12063-56-8.
What are the molecular formula and molecular weight of Yttrium iron oxide?
Yttrium iron oxide has molecular formula Fe5O12Y3 and molecular weight 737.93500 g/mol.
Which suppliers offer Yttrium iron oxide?
2 supplier(s) listed; reference unit price ¥15.20–39.60 /g.
Is Yttrium iron oxide hazardous?
Yttrium iron oxide has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Yttrium iron oxide (CAS 12063-56-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1174543-5 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.