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Aromatic building blocks

Dulcin

Also known as 1-(4-Ethoxyphenyl)urea, (4-ethoxyphenyl)urea, N-(4-Ethoxyphenyl)urea

CAS 150-69-6Formula C9H12N2O2Molar mass 180.21 g/molEC 205-767-7
GHS signal word: Warning. Pictograms: Harmful or irritant 9 suppliers listed
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Dulcin chemical structure, C9H12N2O2, CAS 150-69-6
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
White needle-like crystals or powder
Melting point
173.5 °C
Boiling point
Decomposes
Solubility
In water, 1.21 g/L at 21 °C
HS code
292421
Category
Aromatic building blocks
Illustrative photo, a white jumbo bulk bag of powder in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Dulcin?

Plain description, key identifiers and synonyms

Dulcin is a member of ureas.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4-ethoxyphenyl)urea
CAS number
150-69-6 CAS number cross-checked
EC number
205-767-7
Molecular formula
C9H12N2O2
UNII
8U78KF577Z
MDL number
MFCD00025431
InChIKey
GGLIEWRLXDLBBF-UHFFFAOYSA-N
InChI
InChI=1S/C9H12N2O2/c1-2-13-8-5-3-7(4-6-8)11-9(10)12/h3-6H,2H2,1H3,(H3,10,11,12)
SMILES (canonical and isomeric)
CCOC1=CC=C(C=C1)NC(=O)N

Synonyms

  • 1-(4-Ethoxyphenyl)urea
  • (4-ethoxyphenyl)urea
  • N-(4-Ethoxyphenyl)urea
  • Sucrol
  • Valzin
  • p-Ethoxyphenylurea
  • Dulcine
  • Phenetolcarbamide
  • Suesstoff
  • p-Phenetolcarbamide
  • p-Phenetylurea
  • p-Phenetolecarbamide
  • 4-Ethoxyphenylurea
  • p-Phenetolcarbamid
  • Urea, (p-ethoxyphenyl)-
  • Phenethylcarbamid
  • 4-Ureidophenetole
  • (P-Ethoxyphenyl)urea
  • Dulein
  • p-Phenethylurea
  • 4-Ethoxy-phenylurea
  • Urea, (4-ethoxyphenyl)-
  • p-Ethoxyfenylmocovina
  • p-Aethoxyphenylharnstoff
  • Urea, N-(4-ethoxyphenyl)-
Show all 32 synonyms
  • amino-N-(4-ethoxyphenyl)amide
  • p-Ethoxyfenylmo
  • p-Ureidophenetole
  • Dulcin?
  • 4-ethoxyphenyl urea
  • (4-ethoxyphenyl)-urea
  • Dulcin (>90%)

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

Appearance
White needle-like crystals or powderexp.
Taste
Very sweet taste, about 250 times as sweet as sugar caneexp.
Melting point
173.5 °Cexp.
Boiling point
Decomposesexp.
Solubility
In water, 1.21 g/L at 21 °Cexp.

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
180.21 g/molcalc.
Exact mass
180.0899 Dacalc.
LogP (octanol/water)
1.58calc.
Topological polar surface area
64.35 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
3calc.
Heavy atoms
13calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.22calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
Precautionary statements (13)
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P501Dispose of contents and container in accordance with local regulations.

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

Dulcin suppliers

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

All 9 suppliers
9 of 9 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

9 suppliers in 5 countries

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Dulcin 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

Artificial sweetening agent, prohibited by FDA for use in foods.

Non-nutritive sweetener.

Functional uses

  • Flavouring and nutrient

How it is made

Produced from the addition of potassium cyanate to p-phenetidine hydrochloride in aqueous solution at room temperature or from mixing urea and p-phenetidine hydrochloride to a mixture of hydrochloric acid and glacial acetic acid.

Made by treating p-phenetidine with phosgene and then with ammonia.

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 Dulcin is traded under.

HS 2924.21Indicative HS code

Ureines and their derivatives, salts thereof

World exports in 2024
$149M
+12.5% vs 2023, imports $208M
2019 to 2024
Top exporters
  1. Germany25.4%
  2. China14.4%
  3. Israel12.0%
Top importers
  1. Brazil28.2%
  2. United States14.0%
  3. Japan10.0%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Dulcin, based on the data on this page

What is Dulcin?

Dulcin is a member of ureas.

What is the CAS number of Dulcin?

The CAS registry number of Dulcin is 150-69-6.

What is the molecular formula and weight of Dulcin?

The molecular formula of Dulcin is C9H12N2O2 and its molar mass is 180.21 g/mol.

What is Dulcin used for?

Artificial sweetening agent, prohibited by FDA for use in foods. Non-nutritive sweetener.

Is Dulcin hazardous?

Dulcin carries the GHS signal word "Warning". Main hazards: harmful if swallowed, causes skin irritation, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Dulcin?

Dulcin is usually classified under HS code 292421 (Ureines and their derivatives, salts thereof). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dulcin?

CompoundList lists 9 suppliers of Dulcin in China, United States, Canada, Hong Kong and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Dulcin?

Suppliers quote Dulcin 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 Dulcin

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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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