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Aromatic building blocks

Amidapsone

Also known as Sulfacide, (p-Sulfanilylphenyl)urea, Amidapsona

CAS 3569-77-5Formula C13H13N3O3SMolar mass 291.33 g/molEC 109-109-9
GHS signal word: Warning. Pictograms: Harmful or irritant
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Amidapsone chemical structure, C13H13N3O3S, CAS 3569-77-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
3569-77-5
Formula
C13H13N3O3S
Molar mass
291.33 g/mol
EC number
109-109-9
HS code
293090
Category
Aromatic building blocks

What is Amidapsone?

Plain description, key identifiers and synonyms

Amidapsone is a chemical substance with the molecular formula C13H13N3O3S and a molar mass of 291.33 g/mol. Its CAS registry number is 3569-77-5. The IUPAC name is [4-(4-aminophenyl)sulfonylphenyl]urea.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[4-(4-aminophenyl)sulfonylphenyl]urea
CAS number
3569-77-5 CAS number cross-checked
EC number
109-109-9
Molecular formula
C13H13N3O3S
UNII
8N5BE1I42E
InChIKey
UPWPBIUUSLIWAI-UHFFFAOYSA-N
InChI
InChI=1S/C13H13N3O3S/c14-9-1-5-11(6-2-9)20(18,19)12-7-3-10(4-8-12)16-13(15)17/h1-8H,14H2,(H3,15,16,17)
SMILES (canonical and isomeric)
C1=CC(=CC=C1N)S(=O)(=O)C2=CC=C(C=C2)NC(=O)N

Synonyms

  • Sulfacide
  • (p-Sulfanilylphenyl)urea
  • Amidapsona
  • Sulfacid
  • Amidapsonum
  • (4-Sulfanilylphenyl)urea
  • 4-(N-Sulfanilyl)phenylurea
  • Urea, (p-sulfanilylphenyl)-
  • p-Amino-p'-ureidodiphenyl sulfone
  • 4-Amino-4'-ureidodiphenyl sulfone
  • Sulfone, p-aminophenyl p-ureidophenyl
  • 1-(4-(4-Sulfanilyl)phenyl)urea
  • Urea, (4-((4-aminophenyl)sulfonyl)phenyl)-
  • Amidapsonum (INN-Latin)
  • Amidapsona (INN-Spanish)
  • Urea, [4-[(4-aminophenyl)sulfonyl]phenyl]-
  • Urea, N-(4-((4-aminophenyl)sulfonyl)phenyl)-
  • 1-[4-(4-Sulfanilyl)phenyl]urea
  • Urea, (p-sulfanilylphenyl)-(8CI)
  • [4-(4-aminophenyl)sulfonylphenyl]urea
  • Aminoureidosulfone
  • Amidapsone (USAN/INN)
  • P-amino-p'-ureidodiphenylsulfone
  • 4-Amino-p'-ureidodiphenylsulfone
  • 1-[4-(4'-sulfanilyl)phenyl]urea
Show all 29 synonyms
  • N-{4-[(4-aminophenyl)sulfonyl]phenyl}urea
  • N-[4-(4-Aminobenzene-1-sulfonyl)phenyl]urea
  • Urea,n-[4-[(4-aminophenyl)sulfonyl]phenyl]-
  • Amino-N-{4-[(4-aminophenyl)sulfonyl]phenyl}amide

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
291.33 g/molcalc.
Exact mass
291.0678 Dacalc.
LogP (octanol/water)
1.59calc.
Topological polar surface area
115.3 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
3calc.
Heavy atoms
20calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0calc.
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, O=S(=O)(c1ccccc1)c1ccccc1

O=S(=O)(c1ccccc1)c1ccccc1

2 rings, 15 atoms, the Diphenyl sulfone ring system.

1,066 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

  • H319Causes serious eye irritation.
Precautionary statements (4)
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P337 + P317If eye irritation persists: Get medical help.

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

Amidapsone suppliers

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Amidapsone 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

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 Amidapsone is traded under.

HS 2930.90Indicative HS code

Organo-sulphur compounds, other

World exports in 2024
$5.83B
+0.1% vs 2023, imports $5.93B
2019 to 2024
Top exporters
  1. China40.7%
  2. United States10.9%
  3. Japan9.3%
Top importers
  1. United States13.3%
  2. Brazil12.6%
  3. China6.6%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Amidapsone?

Amidapsone is a chemical substance with the molecular formula C13H13N3O3S and a molar mass of 291.33 g/mol. Its CAS registry number is 3569-77-5. The IUPAC name is [4-(4-aminophenyl)sulfonylphenyl]urea.

What is the CAS number of Amidapsone?

The CAS registry number of Amidapsone is 3569-77-5.

What is the molecular formula and weight of Amidapsone?

The molecular formula of Amidapsone is C13H13N3O3S and its molar mass is 291.33 g/mol.

What is Amidapsone used for?

Known uses and roles of Amidapsone include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Amidapsone hazardous?

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

What is the HS code of Amidapsone?

Amidapsone is usually classified under HS code 293090 (Organo-sulphur compounds, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Amidapsone?

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

What is the price of Amidapsone?

Suppliers quote Amidapsone 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 Amidapsone

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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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