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(2H)Hydrogen chloride

Also known as: (H)Hydrogen chloride, Deuterium Chloride, EINECS 231-715-8, Hydrochloric acid-d, MFCD00044642, deuterium chloride

(2H)Hydrogen chloride (CAS 7698-05-7) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula ClD and a molecular weight of 37.467 g/mol. Key properties include a melting point of -114ºC(lit.), a boiling point of -84.9±9.0 °C at 760 mmHg, a density of 1.2 and a flash point of -40.0 °C. It is classified under GHS with signal word Danger and hazard statements H280, H314 — Causes severe skin burns and eye damage and H331 — Toxic if inhaled. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
7698-05-7
Jingsj CID
J-43764-9
Molecular Formula
ClD
Molecular Weight
37.467 g/mol
Category
Inorganic Chemicals
Last updated
11/2/2026

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Physicochemical Properties

Melting Point-114ºC(lit.)
Boiling Point-84.9±9.0 °C at 760 mmHg
Density1.2
Flash Point-40.0 °C
Exact Mass36.982952
LogP0.00
Additional Property1.3 (vs air)
Vapor Pressure33917.9±0.1 mmHg at 25°C
Refractive Indexn20/D 1.355

GHS Safety & Compliance

Compressed Gas / Corrosion / Acute ToxicitySignal word: Danger
  • H280
  • H314 — Causes severe skin burns and eye damage
  • H331 — Toxic if inhaled

Frequently Asked Questions

What is the CAS number of (2H)Hydrogen chloride?

The CAS number of (2H)Hydrogen chloride is 7698-05-7.

What are the molecular formula and molecular weight of (2H)Hydrogen chloride?

(2H)Hydrogen chloride has molecular formula ClD and molecular weight 37.467 g/mol.

Is (2H)Hydrogen chloride hazardous?

(2H)Hydrogen chloride has GHS signal word Danger and hazard statements H280; H314 — Causes severe skin burns and eye damage; H331 — Toxic if inhaled.

What are the upstream and downstream products of (2H)Hydrogen chloride?

For (2H)Hydrogen chloride, Upstream Products: Sulfuric acid-d2, sodium chloride, Thionyl chloride; Downstream Products: Sodium formate-d, Cobalt chloride, Heavy water.

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

Last updated:

How to cite: Jingsj. "(2H)Hydrogen chloride (CAS 7698-05-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43764-9 (accessed 2026-11-09).

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