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Propanoic acid-d3

Also known as: Propanoic acid-3,3,3-d3, Propionic acid-3,3,3-d3, Propionic-3,3,3-d3 acid, 3,3,3-Trideuteriopropionic acid, Propionic acid (methyl-d3), XBDQKXXYIPTUBI-FIBGUPNXSA-N

Propanoic acid-d3 (CAS 55577-88-3) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C3H3D3O2 and a molecular weight of 77.09700 g/mol. Key properties include a melting point of -24--23ºC(lit.), a boiling point of 141ºC(lit.), a density of 1.033 g/mL at 25ºC and a flash point of 54ºC. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55577-88-3
Jingsj CID
J-1472407-3
Molecular Formula
C3H3D3O2
Molecular Weight
77.09700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-24--23ºC(lit.)
Boiling Point141ºC(lit.)
Density1.033 g/mL at 25ºC
Flash Point54ºC
Exact Mass77.05560
PSA37.30000
LogP0.48100

GHS Safety & Compliance

Flammable / CorrosionSignal word: Danger
  • H226 — Flammable liquid and vapour
  • H314 — Causes severe skin burns and eye damage

Frequently Asked Questions

What is the CAS number of Propanoic acid-d3?

The CAS number of Propanoic acid-d3 is 55577-88-3.

What are the molecular formula and molecular weight of Propanoic acid-d3?

Propanoic acid-d3 has molecular formula C3H3D3O2 and molecular weight 77.09700 g/mol.

Is Propanoic acid-d3 hazardous?

Propanoic acid-d3 has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of Propanoic acid-d3?

For Propanoic acid-d3, Upstream Products: Diethyl Methyl-d3-malonate, Methylmalonic acid-d3, Iodoethane-2,2,2-d3; Downstream Products: 1-Propanol-3,3,3-d3.

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

Last updated:

How to cite: Jingsj. "Propanoic acid-d3 (CAS 55577-88-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1472407-3 (accessed 2026-11-09).

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