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Ethers, epoxides and acetals

Ctk1B9474

Also known as (2S,3R)-2-ethyl-3-methyloxirane, cis-2-ethyl-3-methyl oxirane

CAS 3203-99-4Formula C5H10OMolar mass 86.13 g/mol
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Ctk1B9474 chemical structure, C5H10O, CAS 3203-99-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
3203-99-4
Formula
C5H10O
Molar mass
86.13 g/mol
HS code
291090
Category
Ethers, epoxides and acetals

What is Ctk1B9474?

Plain description, key identifiers and synonyms

Ctk1B9474 is a chemical substance with the molecular formula C5H10O and a molar mass of 86.13 g/mol. Its CAS registry number is 3203-99-4. The IUPAC name is (2S,3R)-2-ethyl-3-methyloxirane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S,3R)-2-ethyl-3-methyloxirane
CAS number
3203-99-4 CAS number cross-checked
Molecular formula
C5H10O
InChIKey
BCJPEZMFAKOJPM-UHNVWZDZSA-N
InChI
InChI=1S/C5H10O/c1-3-5-4(2)6-5/h4-5H,3H2,1-2H3/t4-,5+/m1/s1
Canonical SMILES
CCC1OC1C
Isomeric SMILES
CC[C@H]1[C@H](O1)C

Synonyms

  • (2S,3R)-2-ethyl-3-methyloxirane
  • cis-2-ethyl-3-methyl oxirane

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
86.13 g/molcalc.
Exact mass
86.0732 Dacalc.
LogP (octanol/water)
1.18calc.
Topological polar surface area
12.53 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
6calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
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, C1CO1

C1CO1

1 ring, 3 atoms, the Ethylene oxide ring system.

3,057 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.

Ctk1B9474 suppliers

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Ctk1B9474 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 Ctk1B9474 is traded under.

HS 2910.90Indicative HS code

Epoxides with a three-membered ring and their halogenated, sulphonated, nitrated or nitrosated derivatives…

World exports in 2024
$467M
−2.9% vs 2023, imports $501M
2019 to 2024
Top exporters
  1. Netherlands24.5%
  2. China19.7%
  3. Japan18.8%
Top importers
  1. United States17.6%
  2. Germany16.3%
  3. China10.8%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Ctk1B9474 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Ctk1B9474, based on the data on this page

What is Ctk1B9474?

Ctk1B9474 is a chemical substance with the molecular formula C5H10O and a molar mass of 86.13 g/mol. Its CAS registry number is 3203-99-4. The IUPAC name is (2S,3R)-2-ethyl-3-methyloxirane.

What is the CAS number of Ctk1B9474?

The CAS registry number of Ctk1B9474 is 3203-99-4.

What is the molecular formula and weight of Ctk1B9474?

The molecular formula of Ctk1B9474 is C5H10O and its molar mass is 86.13 g/mol.

What is Ctk1B9474 used for?

Known uses and roles of Ctk1B9474 include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Ctk1B9474 hazardous?

No GHS hazard classification for Ctk1B9474 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 Ctk1B9474?

Ctk1B9474 is usually classified under HS code 291090 (Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ctk1B9474?

Post a free request on CompoundList and suppliers of Ctk1B9474 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Ctk1B9474?

Suppliers quote Ctk1B9474 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 Ctk1B9474

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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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