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Steroids and sterols

Mecigestone

Also known as Pentarane B, 16,24-Cyclo-21-norchol-4-en-3-one, 17-acetyl-6-methyl-, (6alpha,16beta,17alpha)-, 6alpha-Methyl,16alpha,17alpha-cyclohexanoprogesterone

CAS 58212-84-3Formula C26H38O2Molar mass 382.59 g/mol
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Mecigestone chemical structure, C26H38O2, CAS 58212-84-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
58212-84-3
Formula
C26H38O2
Molar mass
382.59 g/mol
HS code
291429
Category
Steroids and sterols

What is Mecigestone?

Plain description, key identifiers and synonyms

Mecigestone is a chemical substance with the molecular formula C26H38O2 and a molar mass of 382.59 g/mol. Its CAS registry number is 58212-84-3. The IUPAC name is (4aR,4bS,6aS,6bS,10aR,11aS,11bR,13S)-6b-acetyl-4a,6a,13-trimethyl-4,4b,5,6,7,8,9,10,10a,11,11a,11b,12,13-tetradecahydro-3H-indeno[2,1-a]phenanthren-2-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4aR,4bS,6aS,6bS,10aR,11aS,11bR,13S)-6b-acetyl-4a,6a,13-trimethyl-4,4b,5,6,7,8,9,10,10a,11,11a,11b,12,13-tetradecahydro-3H-indeno[2,1-a]phenanthren-2-one
CAS number
58212-84-3 CAS number cross-checked
Molecular formula
C26H38O2
UNII
N3UWJ2K7NF
InChIKey
OAICPORQJIVREU-SGCXAXHESA-N
InChI
InChI=1S/C26H38O2/c1-16-13-20-21(24(3)11-8-19(28)15-22(16)24)9-12-25(4)23(20)14-18-7-5-6-10-26(18,25)17(2)27/h15-16,18,20-21,23H,5-14H2,1-4H3/t16-,18+,20+,21-,23-,24+,25-,26-/m0/s1
Canonical SMILES
CC(=O)C12CCCCC1CC1C3CC(C)C4=CC(=O)CCC4(C)C3CCC12C
Isomeric SMILES
C[C@H]1C[C@@H]2[C@H](CC[C@]3([C@H]2C[C@@H]4[C@]3(CCCC4)C(=O)C)C)[C@@]5(C1=CC(=O)CC5)C

Synonyms

  • Pentarane B
  • 16,24-Cyclo-21-norchol-4-en-3-one, 17-acetyl-6-methyl-, (6alpha,16beta,17alpha)-
  • 6alpha-Methyl,16alpha,17alpha-cyclohexanoprogesterone
  • (6alpha,16beta,17alpha)-17-Acetyl-6-methyl-16,24-cyclo-21-norchol-4-en-3-one

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)
6.14calc.
Topological polar surface area
34.14 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
1calc.
Heavy atoms
28calc.
Rings
5calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.85calc.
Formal charge
0calc.
Stereocentres
8calc.
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=C2CCC3C(CCC4C5CCCCC5CC43)C2CC1

O=C1C=C2CCC3C(CCC4C5CCCCC5CC43)C2CC1

5 rings, 22 atoms.

4 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.

Mecigestone suppliers

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

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Mecigestone 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 Mecigestone 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 Mecigestone is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Mecigestone?

Mecigestone is a chemical substance with the molecular formula C26H38O2 and a molar mass of 382.59 g/mol. Its CAS registry number is 58212-84-3. The IUPAC name is (4aR,4bS,6aS,6bS,10aR,11aS,11bR,13S)-6b-acetyl-4a,6a,13-trimethyl-4,4b,5,6,7,8,9,10,10a,11,11a,11b,12,13-tetradecahydro-3H-indeno[2,1-a]phenanthren-2-one.

What is the CAS number of Mecigestone?

The CAS registry number of Mecigestone is 58212-84-3.

What is the molecular formula and weight of Mecigestone?

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

Is Mecigestone hazardous?

No GHS hazard classification for Mecigestone 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 Mecigestone?

Mecigestone 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 Mecigestone?

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

What is the price of Mecigestone?

Suppliers quote Mecigestone 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 Mecigestone

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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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