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Hydrazine dihydrochloride

Also known as: Hydrazine, hydrochloride (1:2), Hydrazinium dichloride, Diamine hydrochloride, Hydrazine dihydrochlorid, HydrazinumDichloride, Hydrazine2HCl, Hydrazine di HCl

Hydrazine dihydrochloride (CAS 5341-61-7) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H6Cl2N2 and a molecular weight of 104.967 g/mol. Key properties include a melting point of 200 °C (dec.)(lit.), a boiling point of 200 °C, a density of 1.42 g/mL at 25 °C(lit.) and a flash point of 200°C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed, H311 — Toxic in contact with skin and H317 — May cause an allergic skin reaction. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5341-61-7
Jingsj CID
J-34285-2
Molecular Formula
H6Cl2N2
Molecular Weight
104.967 g/mol
Category
Inorganic Chemicals
Last updated
8/21/2026
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Physicochemical Properties

Melting Point200 °C (dec.)(lit.)
Boiling Point200 °C
Density1.42 g/mL at 25 °C(lit.)
Flash Point200°C
Exact Mass103.990807
PSA52.04000
LogP1.82340
Additional PropertySOLUBLE

GHS Safety & Compliance

Acute Toxicity / Health Hazard / Environmental HazardSignal word: Danger
  • H301 — Toxic if swallowed
  • H311 — Toxic in contact with skin
  • H317 — May cause an allergic skin reaction
  • H331 — Toxic if inhaled
  • H350 — May cause cancer
  • H410 — Very toxic to aquatic life with long lasting effects

Frequently Asked Questions

What is the CAS number of Hydrazine dihydrochloride?

The CAS number of Hydrazine dihydrochloride is 5341-61-7.

What are the molecular formula and molecular weight of Hydrazine dihydrochloride?

Hydrazine dihydrochloride has molecular formula H6Cl2N2 and molecular weight 104.967 g/mol.

Is Hydrazine dihydrochloride hazardous?

Hydrazine dihydrochloride has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H311 — Toxic in contact with skin; H317 — May cause an allergic skin reaction.

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 dihydrochloride (CAS 5341-61-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-34285-2 (accessed 2026-11-07).

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