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tert-Butyl-d9 alcohol

Also known as: tert-Butanol-d9, 2-Methyl-2-propan-d9-ol, nonadeuterio-tert-butanol, tert-Butan-d9-ol, tert-Butylalcohol-d9, 2-(2H3)Methyl(2H6)propan-2-ol, 1,1,1,3,3,3-hexadeuterio-2-(trideuteriomethyl)propan-2-ol

tert-Butyl-d9 alcohol (CAS 25725-11-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C4HD9O and a molecular weight of 83.177 g/mol. Key properties include a melting point of 23-26ºC(lit.), a boiling point of 84.6±8.0 °C at 760 mmHg, a density of 0.8±0.1 g/cm3 and a flash point of 11.7±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H319 — Causes serious eye irritation and H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25725-11-5
Jingsj CID
J-1471324-7
Molecular Formula
C4HD9O
Molecular Weight
83.177 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point23-26ºC(lit.)
Boiling Point84.6±8.0 °C at 760 mmHg
Density0.8±0.1 g/cm3
Flash Point11.7±0.0 °C
Exact Mass83.129654
PSA20.23000
LogP0.51
Vapor Pressure46.0±0.3 mmHg at 25°C
Refractive Index1.395
Storage Conditions2-8°C

GHS Safety & Compliance

Flammable / IrritantSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H319 — Causes serious eye irritation
  • H332 — Harmful if inhaled
  • H335 — May cause respiratory irritation

Frequently Asked Questions

What is the CAS number of tert-Butyl-d9 alcohol?

The CAS number of tert-Butyl-d9 alcohol is 25725-11-5.

What are the molecular formula and molecular weight of tert-Butyl-d9 alcohol?

tert-Butyl-d9 alcohol has molecular formula C4HD9O and molecular weight 83.177 g/mol.

Is tert-Butyl-d9 alcohol hazardous?

tert-Butyl-d9 alcohol has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H319 — Causes serious eye irritation; H332 — Harmful if inhaled.

What are the upstream and downstream products of tert-Butyl-d9 alcohol?

For tert-Butyl-d9 alcohol, Upstream Products: Acetone-d6, bromo(trideuterio)methane, methyl-d3-magnesium iodide; Downstream Products: 2-Chloro-2-methylpropane-d9, tert-Butyl-d9-amine.

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

Last updated:

How to cite: Jingsj. "tert-Butyl-d9 alcohol (CAS 25725-11-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1471324-7 (accessed 2026-11-09).

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