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HYDRAZINE

Also known as: Amerzine, Catalyzed hydrazine, Diamine, Diazane, EINECS 206-114-9, HYDRAZINE STANDARD, Hydrazin, Hydrazine anhydrous, Hydrazine base, Hydrazine solution, Hydrazines, Levoxine, MFCD00011417, Nitrogen hydride, Oxytreat 35, hydrazine

HYDRAZINE (CAS 302-01-2) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H4N2 and a molecular weight of 32.04520 g/mol. Key properties include a melting point of 14ºC, a boiling point of 113.5ºC at 760 mmHg, a density of 1.011 and a flash point of -20.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H302 — Harmful if swallowed and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
302-01-2
Jingsj CID
J-1032005-1
Molecular Formula
H4N2
Molecular Weight
32.04520 g/mol
Category
Inorganic Chemicals
Last updated
11/2/2026
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Physicochemical Properties

Melting Point14ºC
Boiling Point113.5ºC at 760 mmHg
Density1.011
Flash Point-20.0 °C
Exact Mass32.03740
PSA52.04000
LogP0.21940
Additional Property>1 (vs air)
Vapor Pressure5 mm Hg ( 25 °C)
Refractive Indexn20/D 1.47(lit.)

GHS Safety & Compliance

Flammable / Irritant / Health Hazard / Environmental HazardSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H302 — Harmful if swallowed
  • H332 — Harmful if inhaled
  • H315 — Causes skin irritation
  • H317 — May cause an allergic skin reaction
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation
  • H350 — May cause cancer
  • H410 — Very toxic to aquatic life with long lasting effects

Frequently Asked Questions

What is the CAS number of HYDRAZINE?

The CAS number of HYDRAZINE is 302-01-2.

What are the molecular formula and molecular weight of HYDRAZINE?

HYDRAZINE has molecular formula H4N2 and molecular weight 32.04520 g/mol.

Is HYDRAZINE hazardous?

HYDRAZINE has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed; H332 — Harmful if inhaled.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "HYDRAZINE (CAS 302-01-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1032005-1 (accessed 2026-11-06).

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