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Screening compounds

Stf-31

Also known as STF 31, 4-[[[[4-(1,1-Dimethylethyl)phenyl]sulfonyl]amino]methyl]-N-3-pyridinylbenzamide, 4-[[(4-tert-butylphenyl)sulfonylamino]methyl]-N-pyridin-3-ylbenzamide

CAS 724741-75-7Formula C23H25N3O3SMolar mass 423.54 g/molEC 809-820-0
GHS signal word: Warning. Pictograms: Harmful or irritant 4 suppliers listed
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Stf-31 chemical structure, C23H25N3O3S, CAS 724741-75-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
724741-75-7
Formula
C23H25N3O3S
Molar mass
423.54 g/mol
EC number
809-820-0
HS code
293590
Category
Screening compounds

What is Stf-31?

Plain description, key identifiers and synonyms

Stf-31 is a chemical substance with the molecular formula C23H25N3O3S and a molar mass of 423.54 g/mol. Its CAS registry number is 724741-75-7. The IUPAC name is 4-[[(4-tert-butylphenyl)sulfonylamino]methyl]-N-pyridin-3-ylbenzamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-[[(4-tert-butylphenyl)sulfonylamino]methyl]-N-pyridin-3-ylbenzamide
CAS number
724741-75-7 CAS number cross-checked
EC number
809-820-0
Molecular formula
C23H25N3O3S
MDL number
MFCD04153828
InChIKey
NGQPRVWTFNBUHA-UHFFFAOYSA-N
InChI
InChI=1S/C23H25N3O3S/c1-23(2,3)19-10-12-21(13-11-19)30(28,29)25-15-17-6-8-18(9-7-17)22(27)26-20-5-4-14-24-16-20/h4-14,16,25H,15H2,1-3H3,(H,26,27)
SMILES (canonical and isomeric)
CC(C)(C)C1=CC=C(C=C1)S(=O)(=O)NCC2=CC=C(C=C2)C(=O)NC3=CN=CC=C3

Synonyms

  • STF 31
  • 4-[[[[4-(1,1-Dimethylethyl)phenyl]sulfonyl]amino]methyl]-N-3-pyridinylbenzamide
  • 4-[[(4-tert-butylphenyl)sulfonylamino]methyl]-N-pyridin-3-ylbenzamide
  • 4-((4-(tert-Butyl)phenylsulfonamido)methyl)-N-(pyridin-3-yl)benzamide
  • 4n9d
  • 4-(((4-(tert-butyl)phenyl)sulfonamido)methyl)-N-(pyridin-3-yl)benzamide
  • 4-({[(4-Tert-Butylphenyl)sulfonyl]amino}methyl)-N-(Pyridin-3-Yl)benzamide
  • 4-((4-tert-butylphenylsulfonamido)methyl)-N-(pyridin-3-yl)benzamide
  • 4-[(4-tert-butylbenzenesulfonamido)methyl]-N-(pyridin-3-yl)benzamide
  • STF-31?
  • STF-31, >=98% (HPLC)
  • STF-31, >=98%
  • 4-[[4-(tert-Butyl)phenylsulfonamido]methyl]-N-(3-pyridyl)benzamide
  • 4-({[(4-tert-butylphenyl)sulfonyl]amino}methyl)-N-(3-pyridinyl)benzamide
  • 4-[(4-tert-Butylbenzene-1-sulfonamido)methyl]-N-(pyridin-3-yl)benzamide
  • 4-[[(4-tert-butylphenyl)sulfonylamino]methyl]-N-(3-pyridyl)benzamide
  • Benzamide, 4-[[[[4-(1,1-dimethylethyl)phenyl]sulfonyl]amino]methyl]-N-3-pyridinyl-

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
423.54 g/molcalc.
Exact mass
423.1617 Dacalc.
LogP (octanol/water)
4.11calc.
Topological polar surface area
88.16 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
6calc.
Heavy atoms
30calc.
Rings
3calc.
Aromatic rings
3calc.
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, O=C(Nc1cccnc1)c1ccc(CNS(=O)(=O)c2ccccc2)cc1

O=C(Nc1cccnc1)c1ccc(CNS(=O)(=O)c2ccccc2)cc1

3 rings, 26 atoms.

4 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.
Precautionary statements (5)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P301 + P317If swallowed: Get medical help.
  • P330Rinse mouth.
  • 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

Stf-31 suppliers

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

All 4 suppliers
4 of 4 offers
  • Ark Pharma Scientific Limited
    China, WuhanUnclaimed profile
    Stf-31Grade, purity and minimum order on request
    Price on request
    View
  • Axon Medchem
    United States, RestonUnclaimed profile
    Stf-31Grade, purity and minimum order on request
    Price on request
    View
  • Specs
    Netherlands, ZoetermeerUnclaimed profile
    Stf-31Grade, purity and minimum order on request
    Price on request
    View
  • Sun-shine Chemical
    China, WuhanUnclaimed profile
    Stf-31Grade, purity and minimum order on request
    Price on request
    View

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

4 suppliers in 3 countries

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Stf-31 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 Stf-31 is traded under.

HS 2935.90Indicative HS code

Sulphonamides, other

World exports in 2024
$5.64B
−11.0% vs 2023, imports $8.56B
2019 to 2024
Top exporters
  1. Ireland43.1%
  2. China12.0%
  3. India * partner reported9.5%
Top importers
  1. United States23.6%
  2. Slovenia19.1%
  3. Spain11.7%

* Partner reported figures, a lower bound.

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

The HS code shown for Stf-31 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Stf-31, based on the data on this page

What is Stf-31?

Stf-31 is a chemical substance with the molecular formula C23H25N3O3S and a molar mass of 423.54 g/mol. Its CAS registry number is 724741-75-7. The IUPAC name is 4-[[(4-tert-butylphenyl)sulfonylamino]methyl]-N-pyridin-3-ylbenzamide.

What is the CAS number of Stf-31?

The CAS registry number of Stf-31 is 724741-75-7.

What is the molecular formula and weight of Stf-31?

The molecular formula of Stf-31 is C23H25N3O3S and its molar mass is 423.54 g/mol.

What is Stf-31 used for?

Known uses and roles of Stf-31 include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Stf-31 hazardous?

Stf-31 carries the GHS signal word "Warning". Main hazards: harmful if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Stf-31?

Stf-31 is usually classified under HS code 293590 (Sulphonamides, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Stf-31?

CompoundList lists 4 suppliers of Stf-31 in China, Netherlands and United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Stf-31?

Suppliers quote Stf-31 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

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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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