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1-Bromopinacolone

Also known as: 1-Bromo-3,3-dimethyl-2-butanone, 1-Bromo-3,3-dimethylbutan-2-one, Bromopinacolone, Pivaloylmethyl bromide, tert-Butyl Bromomethyl ketone, omega-brompinakolin, pivaloylmethylbromide

1-Bromopinacolone (CAS 5469-26-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H11BrO and a molecular weight of 179.055 g/mol. Key properties include a melting point of −10 °C(lit.), a boiling point of 189.5±0.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 43.8±7.2 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5469-26-1
Jingsj CID
J-4257-9
Molecular Formula
C6H11BrO
Molecular Weight
179.055 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point−10 °C(lit.)
Boiling Point189.5±0.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point43.8±7.2 °C
Exact Mass177.999313
PSA17.07000
LogP1.77
Vapor Pressure0.6±0.3 mmHg at 25°C
Refractive Index1.457

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2914700090
SummaryHS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-Bromopinacolone?

The CAS number of 1-Bromopinacolone is 5469-26-1.

What are the molecular formula and molecular weight of 1-Bromopinacolone?

1-Bromopinacolone has molecular formula C6H11BrO and molecular weight 179.055 g/mol.

Is 1-Bromopinacolone hazardous?

1-Bromopinacolone has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 1-Bromopinacolone?

For 1-Bromopinacolone, Upstream Products: Pinacolone, 3,3-Dimethyl-1-butene, Bis(cyclopentadienyl)dimethyltitanium; Downstream Products: 3-tert-butyl-3,4-dihydro-2H-1,4-benzoxazine, 3,3-Dimethyl-1-Butyne, 2-tert-butyl-1H-indole.

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

Last updated:

How to cite: Jingsj. "1-Bromopinacolone (CAS 5469-26-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4257-9 (accessed 2026-11-09).

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