CompoundList
Sign in
Aliphatic and alicyclic building blocks

Dihexoxy(oxo)phosphanium

Also known as dihexyl phosphonate, Phosphonic acid dihexyl ester, Bis(hexyloxy)(oxo)phosphanium

CAS 6151-90-2Formula C12H26O3P+Molar mass 249.31 g/mol
Get quotes Safety data
Dihexoxy(oxo)phosphanium chemical structure, C12H26O3P+, CAS 6151-90-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
6151-90-2
Formula
C12H26O3P+
Molar mass
249.31 g/mol
HS code
292029
Category
Aliphatic and alicyclic building blocks

What is Dihexoxy(oxo)phosphanium?

Plain description, key identifiers and synonyms

Dihexoxy(oxo)phosphanium is a chemical substance with the molecular formula C12H26O3P+ and a molar mass of 249.31 g/mol. Its CAS registry number is 6151-90-2.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dihexoxy(oxo)phosphanium
CAS number
6151-90-2 CAS number cross-checked
Molecular formula
C12H26O3P+
InChIKey
SSTHNOXIGJRLAF-UHFFFAOYSA-N
InChI
InChI=1S/C12H26O3P/c1-3-5-7-9-11-14-16(13)15-12-10-8-6-4-2/h3-12H2,1-2H3/q+1
SMILES (canonical and isomeric)
CCCCCCO[P+](=O)OCCCCCC

Synonyms

  • dihexyl phosphonate
  • Phosphonic acid dihexyl ester
  • Bis(hexyloxy)(oxo)phosphanium

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
249.31 g/molcalc.
Exact mass
249.1614 Dacalc.
LogP (octanol/water)
4.84calc.
Topological polar surface area
35.53 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
12calc.
Heavy atoms
16calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
1calc.
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.

Dihexoxy(oxo)phosphanium suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

No supplier listings yet

Post one free request and suppliers who make or trade Dihexoxy(oxo)phosphanium can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Dihexoxy(oxo)phosphanium price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

Get latest price

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 Dihexoxy(oxo)phosphanium is traded under.

HS 2920.29Indicative HS code

Phosphite esters and their salts, their halogenated, sulphonated, nitrated or nitrosated…

World exports in 2024
$437M
+9.3% vs 2023, imports $367M
2019 to 2024
Top exporters
  1. China26.4%
  2. South Korea19.9%
  3. Germany12.8%
Top importers
  1. China10.9%
  2. Germany9.3%
  3. Switzerland * partner reported7.7%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for Dihexoxy(oxo)phosphanium is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Dihexoxy(oxo)phosphanium, based on the data on this page

What is Dihexoxy(oxo)phosphanium?

Dihexoxy(oxo)phosphanium is a chemical substance with the molecular formula C12H26O3P+ and a molar mass of 249.31 g/mol. Its CAS registry number is 6151-90-2.

What is the CAS number of Dihexoxy(oxo)phosphanium?

The CAS registry number of Dihexoxy(oxo)phosphanium is 6151-90-2.

What is the molecular formula and weight of Dihexoxy(oxo)phosphanium?

The molecular formula of Dihexoxy(oxo)phosphanium is C12H26O3P+ and its molar mass is 249.31 g/mol.

What is Dihexoxy(oxo)phosphanium used for?

Known uses and roles of Dihexoxy(oxo)phosphanium include building blocks in research and laboratory.

Is Dihexoxy(oxo)phosphanium hazardous?

No GHS hazard classification for Dihexoxy(oxo)phosphanium 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 Dihexoxy(oxo)phosphanium?

Dihexoxy(oxo)phosphanium is usually classified under HS code 292029 (Phosphite esters and their salts, their halogenated, sulphonated, nitrated or nitrosated…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dihexoxy(oxo)phosphanium?

Post a free request on CompoundList and suppliers of Dihexoxy(oxo)phosphanium will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Dihexoxy(oxo)phosphanium?

Suppliers quote Dihexoxy(oxo)phosphanium 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 Dihexoxy(oxo)phosphanium

Get quotes for Dihexoxy(oxo)phosphanium

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Dihexoxy(oxo)phosphanium
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Dihexoxy(oxo)phosphanium with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/dihexoxy-oxo-phosphanium-6151-90-2" title="Dihexoxy(oxo)phosphanium structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Aliphatic and alicyclic building blocks or HS code 292029

Price on request
Free quotes, contact stays private
Get quotes