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Heterocyclic building blocks

RefChem:345357

Also known as Thiazolidine-2,4-dione, 2-benzylidenhydrazone, (2E)-2-[(E)-benzylidenehydrazinylidene]-1,3-thiazolidin-4-one, (2E)-2-[(E)-2-(Phenylmethylidene)hydrazin-1-ylidene]-1,3-thiazolidin-4-one

CAS 23969-11-1Formula C10H9N3OSMolar mass 219.27 g/mol
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RefChem:345357 chemical structure, C10H9N3OS, CAS 23969-11-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
23969-11-1
Formula
C10H9N3OS
Molar mass
219.27 g/mol
HS code
293410
Category
Heterocyclic building blocks

What is RefChem:345357?

Plain description, key identifiers and synonyms

RefChem:345357 is a chemical substance with the molecular formula C10H9N3OS and a molar mass of 219.27 g/mol. Its CAS registry number is 23969-11-1. The IUPAC name is (2E)-2-[(E)-benzylidenehydrazinylidene]-1,3-thiazolidin-4-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2E)-2-[(E)-benzylidenehydrazinylidene]-1,3-thiazolidin-4-one
CAS number
23969-11-1 CAS number cross-checkedOther or deprecated CAS: 1269619-22-8
Molecular formula
C10H9N3OS
InChIKey
PYLFIXICMYGMMZ-IZZDOVSWSA-N
InChI
InChI=1S/C10H9N3OS/c14-9-7-15-10(12-9)13-11-6-8-4-2-1-3-5-8/h1-6H,7H2,(H,12,13,14)/b11-6+
Canonical SMILES
O=C1CSC(=NN=Cc2ccccc2)N1
Isomeric SMILES
C1C(=O)N/C(=N\N=C\C2=CC=CC=C2)/S1

Synonyms

  • Thiazolidine-2,4-dione, 2-benzylidenhydrazone
  • (2E)-2-[(E)-benzylidenehydrazinylidene]-1,3-thiazolidin-4-one
  • (2E)-2-[(E)-2-(Phenylmethylidene)hydrazin-1-ylidene]-1,3-thiazolidin-4-one
  • (2E)-2-[(2E)-2-(phenylmethylidene)hydrazin-1-ylidene]-1,3-thiazolidin-4-one
  • 2-[(2E)-2-(Phenylmethylidene)hydrazin-1-yl]-4,5-dihydro-1,3-thiazol-4-one
  • (E)-2-((E)-benzylidenehydrazono)thiazolidin-4-one
  • Benzaldehyde [(2E)-4-oxo-1,3-thiazolidin-2-ylidene]hydrazone #

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
219.27 g/molcalc.
Exact mass
219.0466 Dacalc.
LogP (octanol/water)
1.24calc.
Topological polar surface area
53.82 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
2calc.
Heavy atoms
15calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.1calc.
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=C1CSC(NN=Cc2ccccc2)=N1

O=C1CSC(NN=Cc2ccccc2)=N1

2 rings, 15 atoms.

67 other chemicals share this scaffold

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.

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RefChem:345357 price

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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 RefChem:345357 is traded under.

HS 2934.10Indicative HS code

Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the…

World exports in 2024
$3.88B
−16.1% vs 2023, imports $3.12B
2019 to 2024
Top exporters
  1. Switzerland * partner reported36.4%
  2. Ireland28.8%
  3. China10.0%
Top importers
  1. Canada33.4%
  2. United States14.4%
  3. Ireland13.1%

* Partner reported figures, a lower bound.

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

The HS code shown for RefChem:345357 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about RefChem:345357, based on the data on this page

What is RefChem:345357?

RefChem:345357 is a chemical substance with the molecular formula C10H9N3OS and a molar mass of 219.27 g/mol. Its CAS registry number is 23969-11-1. The IUPAC name is (2E)-2-[(E)-benzylidenehydrazinylidene]-1,3-thiazolidin-4-one.

What is the CAS number of RefChem:345357?

The CAS registry number of RefChem:345357 is 23969-11-1. Other or deprecated CAS numbers: 1269619-22-8.

What is the molecular formula and weight of RefChem:345357?

The molecular formula of RefChem:345357 is C10H9N3OS and its molar mass is 219.27 g/mol.

What is RefChem:345357 used for?

Known uses and roles of RefChem:345357 include building blocks in research and laboratory and screening compounds in research and laboratory.

Is RefChem:345357 hazardous?

No GHS hazard classification for RefChem:345357 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 RefChem:345357?

RefChem:345357 is usually classified under HS code 293410 (Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy RefChem:345357?

Post a free request on CompoundList and suppliers of RefChem:345357 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of RefChem:345357?

Suppliers quote RefChem:345357 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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