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Steroids and sterols

Estrane

Also known as oestrane, Oestran, 19-Norandrostane

CAS 24749-37-9Formula C18H30Molar mass 246.44 g/mol
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Estrane chemical structure, C18H30, CAS 24749-37-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
24749-37-9
Formula
C18H30
Molar mass
246.44 g/mol
HS code
290219
Category
Steroids and sterols

What is Estrane?

Plain description, key identifiers and synonyms

Estrane is a steroid fundamental parent.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(8R,9R,10S,13S,14S)-13-methyl-1,2,3,4,5,6,7,8,9,10,11,12,14,15,16,17-hexadecahydrocyclopenta[a]phenanthrene
CAS number
24749-37-9 CAS number cross-checked
Molecular formula
C18H30
InChIKey
GRXPVLPQNMUNNX-MHJRRCNVSA-N
InChI
InChI=1S/C18H30/c1-18-11-4-7-17(18)16-9-8-13-5-2-3-6-14(13)15(16)10-12-18/h13-17H,2-12H2,1H3/t13?,14-,15+,16+,17-,18-/m0/s1
Canonical SMILES
CC12CCCC1C1CCC3CCCCC3C1CC2
Isomeric SMILES
C[C@@]12CCC[C@H]1[C@@H]3CCC4CCCC[C@@H]4[C@H]3CC2

Synonyms

  • oestrane
  • Oestran
  • 19-Norandrostane
  • Estrane skeleton
  • (8R,9R,10S,13S,14S)-13-methyl-1,2,3,4,5,6,7,8,9,10,11,12,14,15,16,17-hexadecahydrocyclopenta[a]phenanthrene

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
246.44 g/molcalc.
Exact mass
246.2348 Dacalc.
LogP (octanol/water)
5.42calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
18calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
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, C1CCC2C(C1)CCC1C3CCCC3CCC21

C1CCC2C(C1)CCC1C3CCCC3CCC21

4 rings, 17 atoms.

1,694 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.

Estrane suppliers

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

No supplier listings yet

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Estrane price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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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 Estrane is traded under.

HS 2902.19Indicative HS code

Cyclanes, cyclenes and cycloterpenes, other

World exports in 2024
$979M
+24.3% vs 2023, imports $1B
2019 to 2024
Top exporters
  1. China23.4%
  2. United States20.6%
  3. Germany13.6%
Top importers
  1. India * partner reported9.9%
  2. United States9.8%
  3. South Korea9.5%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Estrane?

Estrane is a steroid fundamental parent.

What is the CAS number of Estrane?

The CAS registry number of Estrane is 24749-37-9.

What is the molecular formula and weight of Estrane?

The molecular formula of Estrane is C18H30 and its molar mass is 246.44 g/mol.

Is Estrane hazardous?

No GHS hazard classification for Estrane 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 Estrane?

Estrane is usually classified under HS code 290219 (Cyclanes, cyclenes and cycloterpenes, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Estrane?

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

What is the price of Estrane?

Suppliers quote Estrane 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 Estrane

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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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