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Nonionic surfactants

sec-Laureth-3

Also known as Ethanol, 2-(2-(2-((1-methylundecyl)oxy)ethoxy)ethoxy)-

CAS 70429-16-2Formula C18H38O4Molar mass 318.50 g/mol
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sec-Laureth-3 chemical structure, C18H38O4, CAS 70429-16-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
70429-16-2
Formula
C18H38O4
Molar mass
318.50 g/mol
HS code
290949
Category
Nonionic surfactants

What is sec-Laureth-3?

Plain description, key identifiers and synonyms

sec-Laureth-3 is a chemical substance with the molecular formula C18H38O4 and a molar mass of 318.50 g/mol. Its CAS registry number is 70429-16-2. The IUPAC name is 2-[2-(2-dodecan-2-yloxyethoxy)ethoxy]ethanol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-[2-(2-dodecan-2-yloxyethoxy)ethoxy]ethanol
CAS number
70429-16-2
Molecular formula
C18H38O4
UNII
1DW53MUK4M
InChIKey
AVPDLFCGPDLXES-UHFFFAOYSA-N
InChI
InChI=1S/C18H38O4/c1-3-4-5-6-7-8-9-10-11-18(2)22-17-16-21-15-14-20-13-12-19/h18-19H,3-17H2,1-2H3
SMILES (canonical and isomeric)
CCCCCCCCCCC(C)OCCOCCOCCO

Synonyms

  • Ethanol, 2-(2-(2-((1-methylundecyl)oxy)ethoxy)ethoxy)-

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
318.50 g/molcalc.
Exact mass
318.277 Dacalc.
LogP (octanol/water)
3.95calc.
Topological polar surface area
47.92 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
18calc.
Heavy atoms
22calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

sec-Laureth-3 suppliers

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sec-Laureth-3 price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Industries and functions

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code sec-Laureth-3 is traded under.

HS 2909.49Indicative HS code

Ether-alcohols and their halogenated not elsewhere classified in subheading 2909.4

World exports in 2024
$1.74B
+6.8% vs 2023, imports $1.86B
2019 to 2024
Top exporters
  1. Germany20.6%
  2. China13.9%
  3. Netherlands12.2%
Top importers
  1. China8.8%
  2. Germany8.3%
  3. United States7.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for sec-Laureth-3 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about sec-Laureth-3, based on the data on this page

What is sec-Laureth-3?

sec-Laureth-3 is a chemical substance with the molecular formula C18H38O4 and a molar mass of 318.50 g/mol. Its CAS registry number is 70429-16-2. The IUPAC name is 2-[2-(2-dodecan-2-yloxyethoxy)ethoxy]ethanol.

What is the CAS number of sec-Laureth-3?

The CAS registry number of sec-Laureth-3 is 70429-16-2.

What is the molecular formula and weight of sec-Laureth-3?

The molecular formula of sec-Laureth-3 is C18H38O4 and its molar mass is 318.50 g/mol.

What is sec-Laureth-3 used for?

Known uses and roles of sec-Laureth-3 include surfactants in home care and cleaning.

Is sec-Laureth-3 hazardous?

No GHS hazard classification for sec-Laureth-3 is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of sec-Laureth-3?

sec-Laureth-3 is usually classified under HS code 290949 (Ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy sec-Laureth-3?

Post a free request on CompoundList and suppliers of sec-Laureth-3 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of sec-Laureth-3?

Suppliers quote sec-Laureth-3 on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle sec-Laureth-3

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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