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Dextrosimendan

Also known as (S)-1,4-Dihydro-4beta-methyl-3-[4-[2-(dicyanomethylene)hydrazino]phenyl]pyridazin-6(5H)-one, 2-[[4-[(4S)-4-methyl-6-oxo-4,5-dihydro-1H-pyridazin-3-yl]phenyl]hydrazinylidene]propanedinitrile, 2-[2-[4-[(4S)-1,4,5,6-Tetrahydro-4-methyl-6-oxo-3-pyridazinyl]phenyl]hydrazinylidene]propanedinitrile, (S)-Simendan

CAS 144238-75-5Formula C14H12N6OMolar mass 280.29 g/mol
Dextrosimendan chemical structure, C14H12N6O, CAS 144238-75-5
2D chemical structure

Key facts

What buyers check first

CAS number
144238-75-5
Formula
C14H12N6O
Molar mass
280.29 g/mol
HS code
293379
Category
Heterocyclic building blocks

What is Dextrosimendan?

Plain description, key identifiers and synonyms

Dextrosimendan is a chemical substance with the molecular formula C14H12N6O and a molar mass of 280.29 g/mol. Its CAS registry number is 144238-75-5. The IUPAC name is 2-[[4-[(4S)-4-methyl-6-oxo-4,5-dihydro-1H-pyridazin-3-yl]phenyl]hydrazinylidene]propanedinitrile.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-[[4-[(4S)-4-methyl-6-oxo-4,5-dihydro-1H-pyridazin-3-yl]phenyl]hydrazinylidene]propanedinitrile
CAS number
144238-75-5
Molecular formula
C14H12N6O
InChIKey
WHXMKTBCFHIYNQ-VIFPVBQESA-N
InChI
InChI=1S/C14H12N6O/c1-9-6-13(21)19-20-14(9)10-2-4-11(5-3-10)17-18-12(7-15)8-16/h2-5,9,17H,6H2,1H3,(H,19,21)/t9-/m0/s1
Canonical SMILES
CC1CC(=O)NN=C1c1ccc(NN=C(C#N)C#N)cc1
Isomeric SMILES
C[C@H]1CC(=O)NN=C1C2=CC=C(C=C2)NN=C(C#N)C#N

Synonyms

  • (S)-1,4-Dihydro-4beta-methyl-3-[4-[2-(dicyanomethylene)hydrazino]phenyl]pyridazin-6(5H)-one
  • 2-[[4-[(4S)-4-methyl-6-oxo-4,5-dihydro-1H-pyridazin-3-yl]phenyl]hydrazinylidene]propanedinitrile
  • 2-[2-[4-[(4S)-1,4,5,6-Tetrahydro-4-methyl-6-oxo-3-pyridazinyl]phenyl]hydrazinylidene]propanedinitrile, (S)-Simendan
  • (S)-(4-(4-methyl-6-oxo-1,4,5,6-tetrahydropyridazin-3-yl)phenyl)carbonohydrazonoyl dicyanide
  • (S)-N-(4-(4-Methyl-6-oxo-1,4,5,6-tetrahydropyridazin-3-yl)phenyl)carbonohydrazonoyl dicyanide
  • 2-[[4-[(4S)-4-methyl-6-oxo-4,5-dihydro-1H-pyridazin-3-yl]phenyl]hydrazono]propanedinitrile

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
280.29 g/molcalc.
Exact mass
280.1073 Dacalc.
LogP (octanol/water)
1.36calc.
Topological polar surface area
113.4 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
3calc.
Heavy atoms
21calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.21calc.
Formal charge
0calc.
Stereocentres
1calc.
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=C1CCC(c2ccccc2)=NN1

O=C1CCC(c2ccccc2)=NN1

2 rings, 13 atoms, the 6-Phenyl-4,5-dihydro-3(2H)-pyridazinone ring system.

134 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.

Dextrosimendan suppliers

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  • Czech Republic, Czech RepublicUnclaimed profile
    DextrosimendanGrade, purity and minimum order on request
    Price on request
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Dextrosimendan 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 Dextrosimendan is traded under.

HS 2933.79Indicative HS code

Lactams, other lactams

World exports in 2024
$16.2B
−64.4% vs 2023, imports $15.4B
2019 to 2024
Top exporters
  1. Ireland37.0%
  2. France * partner reported15.6%
  3. Spain11.3%
Top importers
  1. Germany27.8%
  2. Ireland18.9%
  3. Panama * partner reported12.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Dextrosimendan?

Dextrosimendan is a chemical substance with the molecular formula C14H12N6O and a molar mass of 280.29 g/mol. Its CAS registry number is 144238-75-5. The IUPAC name is 2-[[4-[(4S)-4-methyl-6-oxo-4,5-dihydro-1H-pyridazin-3-yl]phenyl]hydrazinylidene]propanedinitrile.

What is the CAS number of Dextrosimendan?

The CAS registry number of Dextrosimendan is 144238-75-5.

What is the molecular formula and weight of Dextrosimendan?

The molecular formula of Dextrosimendan is C14H12N6O and its molar mass is 280.29 g/mol.

What is Dextrosimendan used for?

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

Is Dextrosimendan hazardous?

No GHS hazard classification for Dextrosimendan 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 Dextrosimendan?

Dextrosimendan is usually classified under HS code 293379 (Lactams, other lactams). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dextrosimendan?

CompoundList lists 1 supplier of Dextrosimendan in Czech Republic. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Dextrosimendan?

Suppliers quote Dextrosimendan 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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