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Steroids and sterols

Demegestone

Also known as Demegestona, Demegestonum, 17 alpha-methyl-19-norprogesterone

CAS 10116-22-0Formula C21H28O2Molar mass 312.45 g/molEC 233-320-6
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Demegestone chemical structure, C21H28O2, CAS 10116-22-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
10116-22-0
Formula
C21H28O2
Molar mass
312.45 g/mol
EC number
233-320-6
HS code
291429
Category
Steroids and sterols

What is Demegestone?

Plain description, key identifiers and synonyms

Demegestone is a 20-oxo steroid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(8S,13S,14S,17S)-17-acetyl-13,17-dimethyl-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-3-one
CAS number
10116-22-0 CAS number cross-checked
EC number
233-320-6
Molecular formula
C21H28O2
UNII
6E89AM91SZ
InChIKey
JWAHBTQSSMYISL-MHTWAQMVSA-N
InChI
InChI=1S/C21H28O2/c1-13(22)20(2)11-9-19-18-6-4-14-12-15(23)5-7-16(14)17(18)8-10-21(19,20)3/h12,18-19H,4-11H2,1-3H3/t18-,19+,20-,21+/m1/s1
Canonical SMILES
CC(=O)C1(C)CCC2C3CCC4=CC(=O)CCC4=C3CCC21C
Isomeric SMILES
CC(=O)[C@]1(CC[C@@H]2[C@@]1(CCC3=C4CCC(=O)C=C4CC[C@@H]23)C)C

Synonyms

  • Demegestona
  • Demegestonum
  • 17 alpha-methyl-19-norprogesterone
  • 17 alpha-methyl-19-demethylpregna-4,9-diene-3,20-dione
  • (1S,3aS,3bS,11aS)-1-acetyl-1,11a-dimethyl-1H,2H,3H,3aH,3bH,4H,5H,7H,8H,9H,10H,11H,11aH-cyclopenta(a)phenanthren-7-one
  • Lutionex
  • 17-Methyl-19-norpregna-4,9-diene-3,20-dione
  • 19-Norpregna-4,9-diene-3,20-dione, 17-methyl-
  • (8S,13S,14S,17S)-17-acetyl-13,17-dimethyl-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-3-one
  • Demegestone (INN)
  • RU 2453
  • 19-Norpregna-4,9-diene-3,20-dione,17-methyl-
  • 17alpha-Methyl-19-demethylpregna-4,9-diene-3,20-dione

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
312.45 g/molcalc.
Exact mass
312.2089 Dacalc.
LogP (octanol/water)
4.79calc.
Topological polar surface area
34.14 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
23calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.71calc.
Formal charge
0calc.
Stereocentres
4calc.
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=C1C=C2CCC3C(=C2CC1)CCC1CCCC13

O=C1C=C2CCC3C(=C2CC1)CCC1CCCC13

4 rings, 18 atoms.

30 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.

Demegestone suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

No supplier listings yet

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Demegestone price

Indicative price range per kg from live supplier offers

No published prices right now

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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 Demegestone is traded under.

HS 2914.29Indicative HS code

Cyclanic, cyclenic or cycloterpenic ketones without other oxygen function, other

World exports in 2024
$1B
+6.6% vs 2023, imports $980M
2019 to 2024
Top exporters
  1. China32.5%
  2. India * partner reported12.9%
  3. Germany12.3%
Top importers
  1. United States15.7%
  2. Japan8.7%
  3. Germany8.7%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Demegestone?

Demegestone is a 20-oxo steroid.

What is the CAS number of Demegestone?

The CAS registry number of Demegestone is 10116-22-0.

What is the molecular formula and weight of Demegestone?

The molecular formula of Demegestone is C21H28O2 and its molar mass is 312.45 g/mol.

Is Demegestone hazardous?

No GHS hazard classification for Demegestone 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 Demegestone?

Demegestone is usually classified under HS code 291429 (Cyclanic, cyclenic or cycloterpenic ketones without other oxygen function, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Demegestone?

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

What is the price of Demegestone?

Suppliers quote Demegestone 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 Demegestone

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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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