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Ethyl-d5-benzene

Also known as: Benzene, ethyl-d5-, ETHYL-D5-BENZENE, Ethylbenzene (ethyl-d5), pentadeuterioethyl-benzene, (2H5)Ethylbenzene, Ethylbenzene-ethyl-d5

Ethyl-d5-benzene (CAS 38729-11-2) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C8H5D5 and a molecular weight of 111.196 g/mol. Key properties include a boiling point of 136.2±3.0 °C at 760 mmHg, a density of 0.9±0.1 g/cm3 and a flash point of 22.2±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38729-11-2
Jingsj CID
J-1376627-3
Molecular Formula
C8H5D5
Molecular Weight
111.196 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point136.2±3.0 °C at 760 mmHg
Density0.9±0.1 g/cm3
Flash Point22.2±0.0 °C
Exact Mass111.109634
LogP3.21
Vapor Pressure9.2±0.1 mmHg at 25°C
Refractive Index1.497

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H332 — Harmful if inhaled

Frequently Asked Questions

What is the CAS number of Ethyl-d5-benzene?

The CAS number of Ethyl-d5-benzene is 38729-11-2.

What are the molecular formula and molecular weight of Ethyl-d5-benzene?

Ethyl-d5-benzene has molecular formula C8H5D5 and molecular weight 111.196 g/mol.

Is Ethyl-d5-benzene hazardous?

Ethyl-d5-benzene has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H332 — Harmful if inhaled.

What are the upstream and downstream products of Ethyl-d5-benzene?

For Ethyl-d5-benzene, Upstream Products: Acetophenone-d3, Acetophenone.

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

Last updated:

How to cite: Jingsj. "Ethyl-d5-benzene (CAS 38729-11-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1376627-3 (accessed 2026-11-09).

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