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Aromatic building blocks

Ethylchrysene

Also known as 1-Ethylchrysene, D-Homo-18,19-dinorpregnanonaene, Chrysene, 1-ethyl-

CAS 6705-11-9Formula C20H16Molar mass 256.35 g/mol
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Ethylchrysene chemical structure, C20H16, CAS 6705-11-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
6705-11-9
Formula
C20H16
Molar mass
256.35 g/mol
HS code
290290
Category
Aromatic building blocks

What is Ethylchrysene?

Plain description, key identifiers and synonyms

Ethylchrysene is a chemical substance with the molecular formula C20H16 and a molar mass of 256.35 g/mol. Its CAS registry number is 6705-11-9. The IUPAC name is 1-ethylchrysene.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-ethylchrysene
CAS number
6705-11-9 CAS number cross-checked
Molecular formula
C20H16
UNII
6PA6M2ZZ1Y
InChIKey
TWOSGOLFNJPHJX-UHFFFAOYSA-N
InChI
InChI=1S/C20H16/c1-2-14-7-5-9-18-17(14)12-13-19-16-8-4-3-6-15(16)10-11-20(18)19/h3-13H,2H2,1H3
SMILES (canonical and isomeric)
CCC1=C2C=CC3=C(C2=CC=C1)C=CC4=CC=CC=C43

Synonyms

  • 1-Ethylchrysene
  • D-Homo-18,19-dinorpregnanonaene
  • Chrysene, 1-ethyl-

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
256.35 g/molcalc.
Exact mass
256.1252 Dacalc.
LogP (octanol/water)
5.71calc.
Topological polar surface area
0 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
0calc.
Rotatable bonds
1calc.
Heavy atoms
20calc.
Rings
4calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0.1calc.
Formal charge
0calc.
Stereocentres
0calc.
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)ccc1c3ccccc3ccc21

c1ccc2c(c1)ccc1c3ccccc3ccc21

4 rings, 18 atoms, the Chrysene ring system.

198 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.

Ethylchrysene suppliers

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Ethylchrysene 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

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 Ethylchrysene is traded under.

HS 2902.90Indicative HS code

Cyclic hydrocarbons, other

World exports in 2024
$612M
−6.1% vs 2023, imports $670M
2019 to 2024
Top exporters
  1. China28.0%
  2. Germany13.9%
  3. India * partner reported12.6%
Top importers
  1. Germany11.1%
  2. United States10.6%
  3. South Korea8.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Ethylchrysene?

Ethylchrysene is a chemical substance with the molecular formula C20H16 and a molar mass of 256.35 g/mol. Its CAS registry number is 6705-11-9. The IUPAC name is 1-ethylchrysene.

What is the CAS number of Ethylchrysene?

The CAS registry number of Ethylchrysene is 6705-11-9.

What is the molecular formula and weight of Ethylchrysene?

The molecular formula of Ethylchrysene is C20H16 and its molar mass is 256.35 g/mol.

What is Ethylchrysene used for?

Known uses and roles of Ethylchrysene include building blocks in research and laboratory.

Is Ethylchrysene hazardous?

No GHS hazard classification for Ethylchrysene 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 Ethylchrysene?

Ethylchrysene is usually classified under HS code 290290 (Cyclic hydrocarbons, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ethylchrysene?

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

What is the price of Ethylchrysene?

Suppliers quote Ethylchrysene 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 Ethylchrysene

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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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