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Aliphatic and alicyclic building blocks

Diethyl(octyl)oxo-lambda~5~-phosphane

Also known as octyl diethyl phosphinoxid, Diethyl(octyl)(oxo)-lambda~5~-phosphane

CAS 70709-56-7Formula C12H27OPMolar mass 218.32 g/mol
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Diethyl(octyl)oxo-lambda~5~-phosphane chemical structure, C12H27OP, CAS 70709-56-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
70709-56-7
Formula
C12H27OP
Molar mass
218.32 g/mol
HS code
293149
Category
Aliphatic and alicyclic building blocks

What is Diethyl(octyl)oxo-lambda~5~-phosphane?

Plain description, key identifiers and synonyms

Diethyl(octyl)oxo-lambda~5~-phosphane is a chemical substance with the molecular formula C12H27OP and a molar mass of 218.32 g/mol. Its CAS registry number is 70709-56-7. The IUPAC name is 1-diethylphosphoryloctane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-diethylphosphoryloctane
CAS number
70709-56-7 CAS number cross-checked
Molecular formula
C12H27OP
InChIKey
PMGZGGRJTZYVLL-UHFFFAOYSA-N
InChI
InChI=1S/C12H27OP/c1-4-7-8-9-10-11-12-14(13,5-2)6-3/h4-12H2,1-3H3
SMILES (canonical and isomeric)
CCCCCCCCP(=O)(CC)CC

Synonyms

  • octyl diethyl phosphinoxid
  • Diethyl(octyl)(oxo)-lambda~5~-phosphane

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
218.32 g/molcalc.
Exact mass
218.18 Dacalc.
LogP (octanol/water)
4.75calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
9calc.
Heavy atoms
14calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
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.

Diethyl(octyl)oxo-lambda~5~-phosphane suppliers

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Diethyl(octyl)oxo-lambda~5~-phosphane price

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Uses and applications

What the substance is used for, by industry and function

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 Diethyl(octyl)oxo-lambda~5~-phosphane is traded under.

HS 2931.49Indicative HS code

Non-halogenated organo-phosphorous derivatives, other

World exports in 2024
$3.44B
−6.5% vs 2023, imports $3.07B
2022 to 2024
Top exporters
  1. China54.9%
  2. United States25.4%
  3. Germany5.1%
Top importers
  1. United States20.9%
  2. Argentina14.9%
  3. Brazil14.3%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Diethyl(octyl)oxo-lambda~5~-phosphane is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Diethyl(octyl)oxo-lambda~5~-phosphane, based on the data on this page

What is Diethyl(octyl)oxo-lambda~5~-phosphane?

Diethyl(octyl)oxo-lambda~5~-phosphane is a chemical substance with the molecular formula C12H27OP and a molar mass of 218.32 g/mol. Its CAS registry number is 70709-56-7. The IUPAC name is 1-diethylphosphoryloctane.

What is the CAS number of Diethyl(octyl)oxo-lambda~5~-phosphane?

The CAS registry number of Diethyl(octyl)oxo-lambda~5~-phosphane is 70709-56-7.

What is the molecular formula and weight of Diethyl(octyl)oxo-lambda~5~-phosphane?

The molecular formula of Diethyl(octyl)oxo-lambda~5~-phosphane is C12H27OP and its molar mass is 218.32 g/mol.

What is Diethyl(octyl)oxo-lambda~5~-phosphane used for?

Known uses and roles of Diethyl(octyl)oxo-lambda~5~-phosphane include building blocks in research and laboratory.

Is Diethyl(octyl)oxo-lambda~5~-phosphane hazardous?

No GHS hazard classification for Diethyl(octyl)oxo-lambda~5~-phosphane 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 Diethyl(octyl)oxo-lambda~5~-phosphane?

Diethyl(octyl)oxo-lambda~5~-phosphane is usually classified under HS code 293149 (Non-halogenated organo-phosphorous derivatives, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Diethyl(octyl)oxo-lambda~5~-phosphane?

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What is the price of Diethyl(octyl)oxo-lambda~5~-phosphane?

Suppliers quote Diethyl(octyl)oxo-lambda~5~-phosphane 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 Diethyl(octyl)oxo-lambda~5~-phosphane

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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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