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Emulsifiers

Dicetyl phosphate

Also known as Dihexadecyl phosphate, Dicetylphosphate, Dicetyl hydrogen phosphate

CAS 2197-63-9Formula C32H67O4PMolar mass 546.86 g/molEC 218-594-7
GHS signal word: Danger. Pictograms: Corrosive, Harmful or irritant 15 suppliers listed
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Dicetyl phosphate chemical structure, C32H67O4P, CAS 2197-63-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
2197-63-9
Formula
C32H67O4P
Molar mass
546.86 g/mol
EC number
218-594-7
HS code
291990
Category
Emulsifiers

What is Dicetyl phosphate?

Plain description, key identifiers and synonyms

Dicetyl hydrogen phosphate is the dihexadecyl ester of phosphoric acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
dihexadecyl hydrogen phosphate
CAS number
2197-63-9 CAS number cross-checked
EC number
218-594-7
Molecular formula
C32H67O4P
UNII
2V6E5WN99N
MDL number
MFCD00008999
INCI name
DICETYL PHOSPHATE
InChIKey
RNPXCFINMKSQPQ-UHFFFAOYSA-N
InChI
InChI=1S/C32H67O4P/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-35-37(33,34)36-32-30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h3-32H2,1-2H3,(H,33,34)
SMILES (canonical and isomeric)
CCCCCCCCCCCCCCCCOP(=O)(O)OCCCCCCCCCCCCCCCC

Synonyms

  • Dihexadecyl phosphate
  • Dicetylphosphate
  • Dicetyl hydrogen phosphate
  • Bis(hexadecyl) phosphate
  • Di-n-hexadecyl phosphate
  • 1-Hexadecanol, hydrogen phosphate
  • Dihexadecyl hydrogen phosphate
  • Dicetylphosphoric acid
  • Phosphoric acid dihexadecyl ester
  • dipalmityl phosphate
  • bis(hexadecyloxy)phosphinic acid
  • Phosphoric acid, dihexadecyl ester
  • dipalmityl hydrogen phosphate
  • 1-Hexadecanol hydrogen phosphate
  • 1-Hexadecanol, 1,1'-(hydrogen phosphate)
  • Rnpxcfinmksqpq-uhfffaoysa-
  • Dicetyl phosphate, Dihexadecyl phosphate, powder

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
546.86 g/molcalc.
Exact mass
546.4777 Dacalc.
LogP (octanol/water)
12.08calc.
Topological polar surface area
55.76 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
32calc.
Heavy atoms
37calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Fails (2 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
  • H318Causes serious eye damage.
Precautionary statements (9)
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.

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

Full safety data and first aid

Dicetyl phosphate suppliers

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

All 15 suppliers
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Where suppliers are based

15 suppliers in 4 countries

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Dicetyl phosphate 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.

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Uses and applications

What the substance is used for, by industry and function

Use classes: Cosmetics.

Cosmetic ingredient, INCI name DICETYL PHOSPHATE(surfactant - emulsifying, surfactant - cleansing)

Functional uses

  • Emulsifier
  • Surfactant (surface active agent)

Cosmetic functions

  • Surfactant - cleansing
  • Surfactant - emulsifying

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Dicetyl phosphate is traded under.

HS 2919.90Indicative HS code

Phosphoric, and their salts, including lactophosphates, their halogenated, sulphonated, nitrated…

World exports in 2024
$940M
−0.7% vs 2023, imports $863M
2019 to 2024
Top exporters
  1. China55.6%
  2. Germany10.6%
  3. Italy6.2%
Top importers
  1. United States15.8%
  2. South Korea10.1%
  3. Germany6.4%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Dicetyl phosphate, based on the data on this page

What is Dicetyl phosphate?

Dicetyl hydrogen phosphate is the dihexadecyl ester of phosphoric acid.

What is the CAS number of Dicetyl phosphate?

The CAS registry number of Dicetyl phosphate is 2197-63-9.

What is the molecular formula and weight of Dicetyl phosphate?

The molecular formula of Dicetyl phosphate is C32H67O4P and its molar mass is 546.86 g/mol.

What is Dicetyl phosphate used for?

Use classes: Cosmetics.

Is Dicetyl phosphate hazardous?

Dicetyl phosphate carries the GHS signal word "Danger". Main hazards: causes skin irritation, causes serious eye damage. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Dicetyl phosphate?

Dicetyl phosphate is usually classified under HS code 291990 (Phosphoric esters and their salts, including lactophosphates, their halogenated…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dicetyl phosphate?

CompoundList lists 15 suppliers of Dicetyl phosphate in China, United States, Germany and United Kingdom. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Dicetyl phosphate?

Suppliers quote Dicetyl phosphate 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 Dicetyl phosphate

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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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