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1-Bromo-4-pentylbenzene

Also known as: 1-Bromo-4-(pent-1-yl)benzene, 1-Amyl-4-bromobenzene, 4-Bromoamylbenzene, 4-Bromo-1-n-amylbenzene, 4-Pentylbromobenzene, 4-n-Amylbromobenzene, Benzene, 1-bromo-4-pentyl-, p-Bromo-n-pentylbenzene, MFCD00061113, EINECS 472-220-9

1-Bromo-4-pentylbenzene (CAS 51554-95-1) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C11H15Br and a molecular weight of 227.141 g/mol. Key properties include a boiling point of 261.8±9.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 127.7±9.3 °C. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation and H413. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
51554-95-1
Jingsj CID
J-1492383-2
Molecular Formula
C11H15Br
Molecular Weight
227.141 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point261.8±9.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point127.7±9.3 °C
Exact Mass226.035706
LogP5.57
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.523

GHS Safety & Compliance

IrritantSignal word: Warning
  • H319 — Causes serious eye irritation
  • H413

Customs & Trade Information

HS Code2903999090
Summary2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1-Bromo-4-pentylbenzene?

The CAS number of 1-Bromo-4-pentylbenzene is 51554-95-1.

What are the molecular formula and molecular weight of 1-Bromo-4-pentylbenzene?

1-Bromo-4-pentylbenzene has molecular formula C11H15Br and molecular weight 227.141 g/mol.

Is 1-Bromo-4-pentylbenzene hazardous?

1-Bromo-4-pentylbenzene has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation; H413.

What are the upstream and downstream products of 1-Bromo-4-pentylbenzene?

For 1-Bromo-4-pentylbenzene, Upstream Products: 4'-Bromovalerophenone, Diethylene glycol, Tributylborane; Downstream Products: 4-Cyano-4'-pentylbiphenyl, 4-pentyl-4'-iodobiphenyl, 2,3-Difluoro-4'-pentyl-1,1'-biphenyl.

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-Bromo-4-pentylbenzene (CAS 51554-95-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1492383-2 (accessed 2026-11-09).

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