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Impurities and reference standards

(RS)-Ciclesonide

Also known as Ciclesonide impurity C CRS

CAS 204444-45-1Formula C32H44O7Molar mass 540.70 g/mol
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(RS)-Ciclesonide chemical structure, C32H44O7, CAS 204444-45-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
204444-45-1
Formula
C32H44O7
Molar mass
540.70 g/mol
HS code
293299
Category
Impurities and reference standards

What is (RS)-Ciclesonide?

Plain description, key identifiers and synonyms

(RS)-Ciclesonide is a chemical substance with the molecular formula C32H44O7 and a molar mass of 540.70 g/mol. Its CAS registry number is 204444-45-1. The IUPAC name is [2-[(1S,2S,4R,8S,9S,11S,12S,13R)-6-cyclohexyl-11-hydroxy-9,13-dimethyl-16-oxo-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-8-yl]-2-oxoethyl] 2-methylpropanoate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[2-[(1S,2S,4R,8S,9S,11S,12S,13R)-6-cyclohexyl-11-hydroxy-9,13-dimethyl-16-oxo-5,7-dioxapentacyclo[10.8.0.02,9.04,8.013,18]icosa-14,17-dien-8-yl]-2-oxoethyl] 2-methylpropanoate
CAS number
204444-45-1Other or deprecated CAS: 141845-82-1
Molecular formula
C32H44O7
InChIKey
LUKZNWIVRBCLON-FOMURGDPSA-N
InChI
InChI=1S/C32H44O7/c1-18(2)28(36)37-17-25(35)32-26(38-29(39-32)19-8-6-5-7-9-19)15-23-22-11-10-20-14-21(33)12-13-30(20,3)27(22)24(34)16-31(23,32)4/h12-14,18-19,22-24,26-27,29,34H,5-11,15-17H2,1-4H3/t22-,23-,24-,26+,27+,29?,30-,31-,32+/m0/s1
Canonical SMILES
CC(C)C(=O)OCC(=O)C12OC(C3CCCCC3)OC1CC1C3CCC4=CC(=O)C=CC4(C)C3C(O)CC12C
Isomeric SMILES
CC(C)C(=O)OCC(=O)[C@@]12[C@@H](C[C@@H]3[C@@]1(C[C@@H]([C@H]4[C@H]3CCC5=CC(=O)C=C[C@]45C)O)C)OC(O2)C6CCCCC6

Synonyms

  • Ciclesonide impurity C CRS

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
540.70 g/molcalc.
Exact mass
540.3087 Dacalc.
LogP (octanol/water)
4.7calc.
Topological polar surface area
99.13 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
5calc.
Heavy atoms
39calc.
Rings
6calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.78calc.
Formal charge
0calc.
Stereocentres
9calc.
Lipinski rule of five
Passes (1 violation)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=C1C=CC2C(=C1)CCC1C2CCC2C1CC1OC(C3CCCCC3)OC12

O=C1C=CC2C(=C1)CCC1C2CCC2C1CC1OC(C3CCCCC3)OC12

6 rings, 27 atoms.

11 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.

(RS)-Ciclesonide suppliers

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(RS)-Ciclesonide 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

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 (RS)-Ciclesonide is traded under.

HS 2932.99Indicative HS code

Heterocyclic compounds with oxygen hetero-atom(s) only, other

World exports in 2024
$3.81B
+10.3% vs 2023, imports $7.05B
2019 to 2024
Top exporters
  1. China28.9%
  2. Switzerland * partner reported12.7%
  3. Germany7.8%
Top importers
  1. United States49.7%
  2. China11.9%
  3. India * partner reported3.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is (RS)-Ciclesonide?

(RS)-Ciclesonide is a chemical substance with the molecular formula C32H44O7 and a molar mass of 540.70 g/mol. Its CAS registry number is 204444-45-1.

What is the CAS number of (RS)-Ciclesonide?

The CAS registry number of (RS)-Ciclesonide is 204444-45-1. Other or deprecated CAS numbers: 141845-82-1.

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

The molecular formula of (RS)-Ciclesonide is C32H44O7 and its molar mass is 540.70 g/mol.

Is (RS)-Ciclesonide hazardous?

No GHS hazard classification for (RS)-Ciclesonide 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 (RS)-Ciclesonide?

(RS)-Ciclesonide is usually classified under HS code 293299 (Heterocyclic compounds with oxygen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy (RS)-Ciclesonide?

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

What is the price of (RS)-Ciclesonide?

Suppliers quote (RS)-Ciclesonide 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 (RS)-Ciclesonide

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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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