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Heterocyclic building blocks

(-)-Ethotoin

Also known as (R)-Ethotoin, Ethotoin, (R)-, (5R)-3-ethyl-5-phenylimidazolidine-2,4-dione

CAS 41807-37-8Formula C11H12N2O2Molar mass 204.23 g/mol
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(-)-Ethotoin chemical structure, C11H12N2O2, CAS 41807-37-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
41807-37-8
Formula
C11H12N2O2
Molar mass
204.23 g/mol
HS code
293329
Category
Heterocyclic building blocks

What is (-)-Ethotoin?

Plain description, key identifiers and synonyms

(R)-ethotoin is the (R)-enantiomer of ethotoin. It is an enantiomer of a (S)-ethotoin.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(5R)-3-ethyl-5-phenylimidazolidine-2,4-dione
CAS number
41807-37-8 CAS number cross-checked
Molecular formula
C11H12N2O2
UNII
6026V958QL
InChIKey
SZQIFWWUIBRPBZ-SECBINFHSA-N
InChI
InChI=1S/C11H12N2O2/c1-2-13-10(14)9(12-11(13)15)8-6-4-3-5-7-8/h3-7,9H,2H2,1H3,(H,12,15)/t9-/m1/s1
Canonical SMILES
CCN1C(=O)NC(c2ccccc2)C1=O
Isomeric SMILES
CCN1C(=O)[C@H](NC1=O)C2=CC=CC=C2

Synonyms

  • (R)-Ethotoin
  • Ethotoin, (R)-
  • (5R)-3-ethyl-5-phenylimidazolidine-2,4-dione
  • (R)-(-)-ethotoin
  • (5R)-3-ethyl-5-phenylhydantoin
  • 2,4-Imidazolidinedione, 3-ethyl-5-phenyl-, (5R)-

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
204.23 g/molcalc.
Exact mass
204.0899 Dacalc.
LogP (octanol/water)
1.3calc.
Topological polar surface area
49.41 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
2calc.
Heavy atoms
15calc.
Rings
2calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.27calc.
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=C1NC(=O)C(c2ccccc2)N1

O=C1NC(=O)C(c2ccccc2)N1

2 rings, 13 atoms, the Phenylhydantoin ring system.

426 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.

(-)-Ethotoin suppliers

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(-)-Ethotoin 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 (-)-Ethotoin is traded under.

HS 2933.29Indicative HS code

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

World exports in 2024
$1.43B
−7.6% vs 2023, imports $1.47B
2019 to 2024
Top exporters
  1. China28.1%
  2. France * partner reported12.7%
  3. India * partner reported10.3%
Top importers
  1. United Kingdom13.0%
  2. United States7.9%
  3. China6.5%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about (-)-Ethotoin, based on the data on this page

What is (-)-Ethotoin?

(R)-ethotoin is the (R)-enantiomer of ethotoin. It is an enantiomer of a (S)-ethotoin.

What is the CAS number of (-)-Ethotoin?

The CAS registry number of (-)-Ethotoin is 41807-37-8.

What is the molecular formula and weight of (-)-Ethotoin?

The molecular formula of (-)-Ethotoin is C11H12N2O2 and its molar mass is 204.23 g/mol.

What is (-)-Ethotoin used for?

Known uses and roles of (-)-Ethotoin include building blocks in research and laboratory and screening compounds in research and laboratory.

Is (-)-Ethotoin hazardous?

No GHS hazard classification for (-)-Ethotoin 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 (-)-Ethotoin?

(-)-Ethotoin is usually classified under HS code 293329 (Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy (-)-Ethotoin?

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

What is the price of (-)-Ethotoin?

Suppliers quote (-)-Ethotoin 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 (-)-Ethotoin

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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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