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Heterocyclic building blocks

Fidarestat

Also known as Aldos, Spiro(4H-1-benzopyran-4,4'-imidazolidine)-2-carboxamide, 6-fluoro-2,3-dihydro-2',5'-dioxo-, (2S-cis)-, fidarestatum

CAS 136087-85-9Formula C12H10FN3O4Molar mass 279.23 g/mol
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Fidarestat chemical structure, C12H10FN3O4, CAS 136087-85-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
136087-85-9
Formula
C12H10FN3O4
Molar mass
279.23 g/mol
HS code
293499
Category
Heterocyclic building blocks

What is Fidarestat?

Plain description, key identifiers and synonyms

Fidarestat is a chemical substance with the molecular formula C12H10FN3O4 and a molar mass of 279.23 g/mol. Its CAS registry number is 136087-85-9. The IUPAC name is (2S,4S)-6-fluoro-2',5'-dioxospiro[2,3-dihydrochromene-4,4'-imidazolidine]-2-carboxamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S,4S)-6-fluoro-2',5'-dioxospiro[2,3-dihydrochromene-4,4'-imidazolidine]-2-carboxamide
CAS number
136087-85-9 CAS number cross-checked
Molecular formula
C12H10FN3O4
UNII
8SH8T1164U
MDL number
MFCD00919183
InChIKey
WAAPEIZFCHNLKK-UFBFGSQYSA-N
InChI
InChI=1S/C12H10FN3O4/c13-5-1-2-7-6(3-5)12(4-8(20-7)9(14)17)10(18)15-11(19)16-12/h1-3,8H,4H2,(H2,14,17)(H2,15,16,18,19)/t8-,12-/m0/s1
Canonical SMILES
NC(=O)C1CC2(NC(=O)NC2=O)c2cc(F)ccc2O1
Isomeric SMILES
C1[C@H](OC2=C([C@]13C(=O)NC(=O)N3)C=C(C=C2)F)C(=O)N

Synonyms

  • Aldos
  • Spiro(4H-1-benzopyran-4,4'-imidazolidine)-2-carboxamide, 6-fluoro-2,3-dihydro-2',5'-dioxo-, (2S-cis)-
  • fidarestatum
  • (2S,4S)-6-fluoro-2',5'-dioxospiro(chroman-4,4'-imidazolidine)-2-carboxamide
  • Snk 860
  • (2S,4S)-2-Aminoformyl-6-fluoro-spiro[chroman-4,4'-imidazolidine]-2',5'-dione
  • (2S,4S)-6-fluoro-2',5'-dioxospiro[2,3-dihydrochromene-4,4'-imidazolidine]-2-carboxamide
  • (2S,4S)-6-fluoro-2',5'-dioxospiro[chromane-4,4'-imidazolidine]-2-carboxamide
  • (+)-(2S,4S)-6-Fluoro-2',5'-dioxospiro(chroman-4,4'-imidazolidine)-2-carboxamide
  • Spiro[4H-1-benzopyran-4,4'-imidazolidine]-2-carboxamide,6-fluoro-2,3-dihydro-2',5'-dioxo-, (2S,4S)-
  • FID
  • Spiro(4H-1-benzopyran-4,4'-imidazolidine)-2-carboxamide, 2,3-dihydro-2',5'-dioxo-6-fluoro-, (2S-cis)-
  • SK 860
  • Aldos (TN)
  • Fidarestat (JAN/INN)
  • (S,S)-fidarestat
  • (2S,4S)-6-Fluoro-2',5'-dioxospiro(3,4-dihydro-2H-1-benzopyran-4,4'-imidazolidine)-2-carboxamide
  • (2S,4S)-6-fluoro-2',5'-dioxo-2,3-dihydrospiro[chromene-4,4'-imidazolidine]-2-carboxamide
  • (2S,4S)-6-fluoro-2,5-dioxo-2,3-dihydrospiro[chromene-4,4-imidazolidine]-2-carboxamide
  • ((2S,4S)-6-fluoro-2',5'-dioxospiro[chroman-4,4'-imidazolidine]-2-carboxamide
  • (2S,4S)-6-fluoro-2',5'-dioxo-spiro[chromane-4,4'-imidazolidine]-2-carboxamide
  • (2S,4S)-6-fluoro-2'',5''-dioxo-2,3-dihydrospiro[1-benzopyran-4,4''-imidazolidine]-2-carboxamide
  • (2S,4S)-6-Fluoro-2',5'-dioxo-2,3-dihydrospiro[[1]benzopyran-4,4'-imidazolidine]-2-carboxamide

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
279.23 g/molcalc.
Exact mass
279.0655 Dacalc.
LogP (octanol/water)
-0.5calc.
Topological polar surface area
110.5 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
1calc.
Heavy atoms
20calc.
Rings
3calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.25calc.
Formal charge
0calc.
Stereocentres
2calc.
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=C1NC(=O)C2(CCOc3ccccc32)N1

O=C1NC(=O)C2(CCOc3ccccc32)N1

3 rings, 16 atoms, the 2,3-Dihydrospiro[1-benzopyran-4,4'-imidazolidine]-2',5'-dione ring system.

20 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.

Fidarestat suppliers

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Fidarestat 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 Fidarestat is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Fidarestat?

Fidarestat is a chemical substance with the molecular formula C12H10FN3O4 and a molar mass of 279.23 g/mol. Its CAS registry number is 136087-85-9. The IUPAC name is (2S,4S)-6-fluoro-2',5'-dioxospiro[2,3-dihydrochromene-4,4'-imidazolidine]-2-carboxamide.

What is the CAS number of Fidarestat?

The CAS registry number of Fidarestat is 136087-85-9.

What is the molecular formula and weight of Fidarestat?

The molecular formula of Fidarestat is C12H10FN3O4 and its molar mass is 279.23 g/mol.

What is Fidarestat used for?

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

Is Fidarestat hazardous?

No GHS hazard classification for Fidarestat 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 Fidarestat?

Fidarestat is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Fidarestat?

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

What is the price of Fidarestat?

Suppliers quote Fidarestat 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 Fidarestat

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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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