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Steroids and sterols

Coprostane

Also known as 5beta-Cholestane, 5b-Cholestane, Cholestane, (5beta)-

CAS 481-20-9Formula C27H48Molar mass 372.68 g/mol
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Coprostane chemical structure, C27H48, CAS 481-20-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
481-20-9
Formula
C27H48
Molar mass
372.68 g/mol
HS code
290219
Category
Steroids and sterols

What is Coprostane?

Plain description, key identifiers and synonyms

5beta-cholestane is a cholestane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(5S,8R,9S,10S,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene
CAS number
481-20-9 CAS number cross-checked
Molecular formula
C27H48
UNII
6P255N992E
InChIKey
XIIAYQZJNBULGD-CJPSHIORSA-N
InChI
InChI=1S/C27H48/c1-19(2)9-8-10-20(3)23-14-15-24-22-13-12-21-11-6-7-17-26(21,4)25(22)16-18-27(23,24)5/h19-25H,6-18H2,1-5H3/t20-,21+,22+,23-,24+,25+,26+,27-/m1/s1
Canonical SMILES
CC(C)CCCC(C)C1CCC2C3CCC4CCCCC4(C)C3CCC12C
Isomeric SMILES
C[C@H](CCCC(C)C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC[C@H]4[C@@]3(CCCC4)C)C

Synonyms

  • 5beta-Cholestane
  • 5b-Cholestane
  • Cholestane, (5beta)-
  • (5beta)-cholestane
  • 5betaCholestane
  • b-Cholestane
  • (5b)-Cholestane
  • Pseudocholestane
  • beta-Cholestane
  • (5S,8R,9S,10S,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene
  • Cholestane #
  • Koprostan
  • 5-I(2)-cholestane
  • ST 27:0
  • (5beta)-Cholestane, (20R)-5beta(H),14alpha(H),17alpha(H)-Cholestane, Coprostane, Pseudocholestane, beta-Cholestane

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
372.68 g/molcalc.
Exact mass
372.3756 Dacalc.
LogP (octanol/water)
8.5calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
5calc.
Heavy atoms
27calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
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, 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.

Coprostane suppliers

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

No supplier listings yet

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

Frequently asked questions

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

What is Coprostane?

5beta-cholestane is a cholestane.

What is the CAS number of Coprostane?

The CAS registry number of Coprostane is 481-20-9.

What is the molecular formula and weight of Coprostane?

The molecular formula of Coprostane is C27H48 and its molar mass is 372.68 g/mol.

Is Coprostane hazardous?

No GHS hazard classification for Coprostane 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 Coprostane?

Coprostane 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 Coprostane?

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What is the price of Coprostane?

Suppliers quote Coprostane 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 Coprostane

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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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