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Steroids and sterols

Quingestrone

Also known as Quingestrona, Quingestronum, 3-(Cyclopentyloxy)pregna-3,5-dien-20-one

CAS 67-95-8Formula C26H38O2Molar mass 382.59 g/mol
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Quingestrone chemical structure, C26H38O2, CAS 67-95-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
67-95-8
Formula
C26H38O2
Molar mass
382.59 g/mol
HS code
293723
Category
Steroids and sterols

What is Quingestrone?

Plain description, key identifiers and synonyms

Quingestrone is a chemical substance with the molecular formula C26H38O2 and a molar mass of 382.59 g/mol. Its CAS registry number is 67-95-8. The IUPAC name is 1-[(8S,9S,10R,13S,14S,17S)-3-cyclopentyloxy-10,13-dimethyl-2,7,8,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-[(8S,9S,10R,13S,14S,17S)-3-cyclopentyloxy-10,13-dimethyl-2,7,8,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone
CAS number
67-95-8 CAS number cross-checked
Molecular formula
C26H38O2
UNII
0612VZ9I5Z
InChIKey
XAVRSHOUEXATJE-FBQZJRKBSA-N
InChI
InChI=1S/C26H38O2/c1-17(27)22-10-11-23-21-9-8-18-16-20(28-19-6-4-5-7-19)12-14-25(18,2)24(21)13-15-26(22,23)3/h8,16,19,21-24H,4-7,9-15H2,1-3H3/t21-,22+,23-,24-,25-,26+/m0/s1
Canonical SMILES
CC(=O)C1CCC2C3CC=C4C=C(OC5CCCC5)CCC4(C)C3CCC12C
Isomeric SMILES
CC(=O)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC=C4[C@@]3(CCC(=C4)OC5CCCC5)C)C

Synonyms

  • Quingestrona
  • Quingestronum
  • 3-(Cyclopentyloxy)pregna-3,5-dien-20-one
  • 3-Cyclopentyloxy-3,5-pregnadien-20-on
  • progesterone cyclopentyl enol ether
  • 1-[(8S,9S,10R,13S,14S,17S)-3-cyclopentyloxy-10,13-dimethyl-2,7,8,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone
  • Pregna-3,5-dien-20-one, 3-(cyclopentyloxy)-
  • Quingestron
  • Quingestrone (USAN/INN)

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
382.59 g/molcalc.
Exact mass
382.2872 Dacalc.
LogP (octanol/water)
6.61calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
3calc.
Heavy atoms
28calc.
Rings
5calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.81calc.
Formal charge
0calc.
Stereocentres
6calc.
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, C1=C(OC2CCCC2)CCC2C1=CCC1C3CCCC3CCC21

C1=C(OC2CCCC2)CCC2C1=CCC1C3CCCC3CCC21

5 rings, 23 atoms.

7 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.

Quingestrone suppliers

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Quingestrone 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

Pharmacological actions

  • Progestins

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 Quingestrone is traded under.

HS 2937.23Indicative HS code

Oestrogens and progestogens

World exports in 2024
$762M
−2.3% vs 2023, imports $693M
2019 to 2024
Top exporters
  1. China42.9%
  2. Italy18.4%
  3. Netherlands8.9%
Top importers
  1. India * partner reported12.1%
  2. United States11.0%
  3. Belgium8.3%

* Partner reported figures, a lower bound.

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

The HS code shown for Quingestrone is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Quingestrone?

Quingestrone is a chemical substance with the molecular formula C26H38O2 and a molar mass of 382.59 g/mol. Its CAS registry number is 67-95-8. The IUPAC name is 1-[(8S,9S,10R,13S,14S,17S)-3-cyclopentyloxy-10,13-dimethyl-2,7,8,9,11,12,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-17-yl]ethanone.

What is the CAS number of Quingestrone?

The CAS registry number of Quingestrone is 67-95-8.

What is the molecular formula and weight of Quingestrone?

The molecular formula of Quingestrone is C26H38O2 and its molar mass is 382.59 g/mol.

What is Quingestrone used for?

Known uses and roles of Quingestrone include progestins.

Is Quingestrone hazardous?

No GHS hazard classification for Quingestrone 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 Quingestrone?

Quingestrone is usually classified under HS code 293723 (Oestrogens and progestogens). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Quingestrone?

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

What is the price of Quingestrone?

Suppliers quote Quingestrone 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 Quingestrone

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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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