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Paraffins, waxes and cycloalkanes

Ent-kaurane

Also known as kaurane, (1R,4R,9R,10R,13R,14S)-5,5,9,14-tetramethyltetracyclo[11.2.1.01,10.04,9]hexadecane

CAS 1573-40-6Formula C20H34Molar mass 274.49 g/mol
1 supplier listed
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Ent-kaurane chemical structure, C20H34, CAS 1573-40-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
1573-40-6
Formula
C20H34
Molar mass
274.49 g/mol
HS code
290219
Category
Paraffins, waxes and cycloalkanes

What is Ent-kaurane?

Plain description, key identifiers and synonyms

Ent-kaurane is a diterpene. It is an enantiomer of a kaurane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(1R,4R,9R,10R,13R,14S)-5,5,9,14-tetramethyltetracyclo[11.2.1.01,10.04,9]hexadecane
CAS number
1573-40-6
Molecular formula
C20H34
InChIKey
IVZWRQBQDVHDNG-KUIXFMFUSA-N
InChI
InChI=1S/C20H34/c1-14-12-20-11-8-16-18(2,3)9-5-10-19(16,4)17(20)7-6-15(14)13-20/h14-17H,5-13H2,1-4H3/t14-,15+,16+,17-,19+,20+/m0/s1
Canonical SMILES
CC1CC23CCC4C(C)(C)CCCC4(C)C2CCC1C3
Isomeric SMILES
C[C@H]1C[C@@]23CC[C@H]4[C@]([C@@H]2CC[C@@H]1C3)(CCCC4(C)C)C

Synonyms

  • kaurane
  • (1R,4R,9R,10R,13R,14S)-5,5,9,14-tetramethyltetracyclo[11.2.1.01,10.04,9]hexadecane

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
274.49 g/molcalc.
Exact mass
274.2661 Dacalc.
LogP (octanol/water)
6.06calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
0calc.
Heavy atoms
20calc.
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)CCC13CCC(CCC21)C3

C1CCC2C(C1)CCC13CCC(CCC21)C3

4 rings, 16 atoms.

88 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.

Ent-kaurane suppliers

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

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  • EvitaChem
    China, BeijingUnclaimed profile
    Ent-kauraneGrade, purity and minimum order on request
    Price on request
    View

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Where suppliers are based

1 supplier in 1 country

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

Frequently asked questions

Quick answers about Ent-kaurane, based on the data on this page

What is Ent-kaurane?

Ent-kaurane is a diterpene. It is an enantiomer of a kaurane.

What is the CAS number of Ent-kaurane?

The CAS registry number of Ent-kaurane is 1573-40-6.

What is the molecular formula and weight of Ent-kaurane?

The molecular formula of Ent-kaurane is C20H34 and its molar mass is 274.49 g/mol.

Is Ent-kaurane hazardous?

No GHS hazard classification for Ent-kaurane 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 Ent-kaurane?

Ent-kaurane 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 Ent-kaurane?

CompoundList lists 1 supplier of Ent-kaurane in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Ent-kaurane?

Suppliers quote Ent-kaurane 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 Ent-kaurane

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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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