Yttrium
Also known as: EINECS 231-174-8, MFCD00011468, YTTRIUM, YTTRIUM METAL, Yitrium, Ytterium Foil, Yttrium chips, Yttrium foil, Yttrium ingot, Yttrium,chip, Yttrium-89, YttriumchipsNREO, YttriumchipsampouledunderArgon, YttriumfoilNREOmmthickcagxmm, yttrium atom
Yttrium (CAS 7440-65-5) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Y and a molecular weight of 88.906 g/mol. Key properties include a melting point of 1522 °C(lit.), a boiling point of 3338 °C(lit.) and a density of 4.469 g/mL at 25 °C(lit.). It is classified under GHS with signal word Danger and hazard statements H228, H250 and H302 — Harmful if swallowed. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.
- CAS No.
- 7440-65-5
- Jingsj CID
- J-45505-9
- Molecular Formula
- Y
- Molecular Weight
- 88.906 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | 99.99% 500g | - | - | CN China MOQ 500g | |
Made to Order | 99.99% 1kg | - | - | CN China MOQ 1kg | |
Made to Order | 99.99% 25kg | - | - | CN China MOQ 25kg |
Physicochemical Properties
| Melting Point | 1522 °C(lit.) |
|---|---|
| Boiling Point | 3338 °C(lit.) |
| Density | 4.469 g/mL at 25 °C(lit.) |
| Exact Mass | 88.905846 |
GHS Safety & Compliance
- H228
- H250
- H302 — Harmful if swallowed
- H312 — Harmful in contact with skin
- H332 — Harmful if inhaled
Frequently Asked Questions
What is the CAS number of Yttrium?
The CAS number of Yttrium is 7440-65-5.
What are the molecular formula and molecular weight of Yttrium?
Yttrium has molecular formula Y and molecular weight 88.906 g/mol.
Which suppliers offer Yttrium?
1 supplier(s) listed; request a quote for pricing.
Is Yttrium hazardous?
Yttrium has GHS signal word Danger and hazard statements H228; H250; H302 — Harmful if swallowed.
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 (CAS 7440-65-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45505-9 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.