Pentaethylene glycol monododecyl ether

五甘醇单十二烷基醚

Also known as: C12E5, Laureth-5, Dodecyl pentaethylene glycol ether, Dodecylpentaglycol, Polyoxyethylene (5) lauryl ether, Pentaoxyethylene monododecyl ether, Pentaethylene glycol lauryl ether, Pentaethyleneglycol monododecyl ether, PEG-5 Lauryl ether, n-Dodecylpentaoxyethylene, 3,6,9,12,15-Pentaoxaheptacosan-1-ol

Pentaethylene glycol monododecyl ether (CAS 3055-95-6) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C22H46O6 and a molecular weight of 406.597 g/mol. It is also known as C12E5, Laureth-5 and Dodecyl pentaethylene glycol ether. Key properties include a boiling point of 486.6±35.0 °C at 760 mmHg, a density of 1.0±0.1 g/cm3 and a flash point of 248.1±25.9 °C. It is classified under GHS with signal word Danger and hazard statements H315 — Causes skin irritation, H318 — Causes serious eye damage and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3055-95-6
Jingsj CID
J-48485-9
Molecular Formula
C22H46O6
Chinese Name
五甘醇单十二烷基醚
Molecular Weight
406.597 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point486.6±35.0 °C at 760 mmHg
Density1.0±0.1 g/cm3
Flash Point248.1±25.9 °C
Exact Mass406.329437
PSA66.38000
LogP3.62
Vapor Pressure0.0±2.8 mmHg at 25°C
Refractive Index1.455

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2909499000
Summary2909499000. ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Pentaethylene glycol monododecyl ether?

The CAS number of Pentaethylene glycol monododecyl ether is 3055-95-6.

What are the molecular formula and molecular weight of Pentaethylene glycol monododecyl ether?

Pentaethylene glycol monododecyl ether has molecular formula C22H46O6 and molecular weight 406.597 g/mol.

Is Pentaethylene glycol monododecyl ether hazardous?

Pentaethylene glycol monododecyl ether has GHS signal word Danger and hazard statements H315 — Causes skin irritation; H318 — Causes serious eye damage; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Pentaethylene glycol monododecyl ether?

For Pentaethylene glycol monododecyl ether, Upstream Products: 1-Dodecanol, 2-(Dodecyloxy)ethanol, Diethylene glycol monododecyl ether.

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

Last updated:

How to cite: Jingsj. "Pentaethylene glycol monododecyl ether (CAS 3055-95-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48485-9 (accessed 2026-10-28).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.