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Zirconium(II) hydride

Also known as: Dihydridezirconium(II), Dihydrogen zirconium(II) salt, EINECS 231-727-3, MFCD00148878, ZIRCONIUM HYDRIDE, ZIRCONIUM HYDRIDE, -325 MESH, 99%, ZIRCONIUM(II) HYDRIDE, Zirconium(Ⅱ)bydride, Zirconiumhydride,99.7%(metalsbasis), zirconium dihydride, zirconium hydride

Zirconium(II) hydride (CAS 7704-99-6) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula Zr and a molecular weight of 91.22400 g/mol. Key properties include a melting point of 1857ºC and a density of 5.6 g/cm3 (20ºC). It is classified under GHS with signal word Danger and hazard statements H228, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7704-99-6
Jingsj CID
J-43769-9
Molecular Formula
Zr
Molecular Weight
91.22400 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point1857ºC
Density5.6 g/cm3 (20ºC)
Exact Mass89.90470

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger
  • H228
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of Zirconium(II) hydride?

The CAS number of Zirconium(II) hydride is 7704-99-6.

What are the molecular formula and molecular weight of Zirconium(II) hydride?

Zirconium(II) hydride has molecular formula Zr and molecular weight 91.22400 g/mol.

Is Zirconium(II) hydride hazardous?

Zirconium(II) hydride has GHS signal word Danger and hazard statements H228; H315 — Causes skin irritation; H319 — Causes serious eye 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. "Zirconium(II) hydride (CAS 7704-99-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43769-9 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.