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Tantalum diboride

二硼化钽

Also known as: Tantalum boride (TaB2), Tantalum boride (1:2), TaB2, TANTALUM BORIDE, TANTALUM DIBORIDE, TANTALUM DIBORIDE, 99.7%, TantaluM boride (1:2) 99.5%, tantalumboride(tab2), Einecs 234-507-5, MFCD00049566

Tantalum diboride (CAS 12007-35-1) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula B2H4Ta and a molecular weight of 206.60200 g/mol. It is also known as Tantalum boride (TaB2), Tantalum boride (1:2) and TaB2. Key properties include a melting point of 53 °C and a boiling point of 360 °C. 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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
12007-35-1
Jingsj CID
J-48472-5
Molecular Formula
B2H4Ta
Chinese Name
二硼化钽
Molecular Weight
206.60200 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026

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Physicochemical Properties

Melting Point53 °C
Boiling Point360 °C
Exact Mass206.99800

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of Tantalum diboride?

The CAS number of Tantalum diboride is 12007-35-1.

What are the molecular formula and molecular weight of Tantalum diboride?

Tantalum diboride has molecular formula B2H4Ta and molecular weight 206.60200 g/mol.

Is Tantalum diboride hazardous?

Tantalum diboride 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 and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Tantalum diboride (CAS 12007-35-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48472-5 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.