4-Methyl-3-penten-2-one-d10

Also known as: Mesityl oxide-d10, MESITYL-D10 OXIDE, Mesityl-d10 oxide, 4-(2H3)Methyl(2H7)-3-penten-2-one, 3-Penten-2-one-1,1,1,3,5,5,5-d7,4-(methyl-d3)-, 1,1,1,3,5,5,5-heptadeuterio-4-(trideuteriomethyl)pent-3-en-2-one, 1,1,1,3,5,5,5-heptadeuterio-4-heptadeuteriomethyl-pent-3-en-2-one, 4-Methylpent-3-en-2-one-d10

4-Methyl-3-penten-2-one-d10 (CAS 207456-83-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6D10O and a molecular weight of 108.205 g/mol. Key properties include a melting point of -53ºC(lit.), a boiling point of 132.7±9.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 30.6±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H226 — Flammable liquid and vapour, H302 — Harmful if swallowed and H331 — Toxic if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 207456-83-5
Jingsj CID: J-1078195-0
Molecular Formula: C₆D₁₀O
Molecular Weight: 108.205 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	-53ºC(lit.)
Boiling Point	132.7±9.0 °C at 760 mmHg
Density	0.8±0.1 g/cm3
Flash Point	30.6±0.0 °C
Exact Mass	108.135933
PSA	17.07000
LogP	1.12
Vapor Pressure	8.8±0.2 mmHg at 25°C
Refractive Index	1.418
Storage Conditions	2-8°C

GHS Safety & Compliance

Flammable / Acute ToxicitySignal word: Danger

H226 — Flammable liquid and vapour
H302 — Harmful if swallowed
H331 — Toxic if inhaled

Frequently Asked Questions

What is the CAS number of 4-Methyl-3-penten-2-one-d10?

The CAS number of 4-Methyl-3-penten-2-one-d10 is 207456-83-5.

What are the molecular formula and molecular weight of 4-Methyl-3-penten-2-one-d10?

4-Methyl-3-penten-2-one-d10 has molecular formula C6D10O and molecular weight 108.205 g/mol.

Is 4-Methyl-3-penten-2-one-d10 hazardous?

4-Methyl-3-penten-2-one-d10 has GHS signal word Danger and hazard statements H226 — Flammable liquid and vapour; H302 — Harmful if swallowed; H331 — Toxic if inhaled.

What are the upstream and downstream products of 4-Methyl-3-penten-2-one-d10?

For 4-Methyl-3-penten-2-one-d10, Upstream Products: Acetone-d6, 4-Hydroxy-4-methyl-2-pentanone-d12.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Methyl-3-penten-2-one-d10 (CAS 207456-83-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1078195-0 (accessed 2026-11-09).

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