CompoundList
Sign in
Aromatic building blocks

2,2'-Binaphthalene

Also known as 2,2'-Binaphthyl, 2,2'-Dinaphthyl, beta,beta'-Binaphthyl

CAS 612-78-2Formula C20H14Molar mass 254.33 g/molEC 210-320-4
GHS signal word: Danger. Pictograms: Corrosive, Harmful or irritant 1 supplier listed
Get quotes See the supplier
2,2'-Binaphthalene chemical structure, C20H14, CAS 612-78-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
612-78-2
Formula
C20H14
Molar mass
254.33 g/mol
EC number
210-320-4
HS code
290290
Category
Aromatic building blocks

What is 2,2'-Binaphthalene?

Plain description, key identifiers and synonyms

2,2'-Binaphthalene is a chemical substance with the molecular formula C20H14 and a molar mass of 254.33 g/mol. Its CAS registry number is 612-78-2. The IUPAC name is 2-naphthalen-2-ylnaphthalene.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-naphthalen-2-ylnaphthalene
CAS number
612-78-2 CAS number cross-checked
EC number
210-320-4
Molecular formula
C20H14
UNII
E8Y31U1TX9
MDL number
MFCD00021584
InChIKey
MSBVBOUOMVTWKE-UHFFFAOYSA-N
InChI
InChI=1S/C20H14/c1-3-7-17-13-19(11-9-15(17)5-1)20-12-10-16-6-2-4-8-18(16)14-20/h1-14H
SMILES (canonical and isomeric)
C1=CC=C2C=C(C=CC2=C1)C3=CC4=CC=CC=C4C=C3

Synonyms

  • 2,2'-Binaphthyl
  • 2,2'-Dinaphthyl
  • beta,beta'-Binaphthyl
  • 2-naphthalen-2-ylnaphthalene
  • 2,2-binaphthyl
  • 2,2-Binahthalene
  • 2,2'-bisnaphthalene
  • 2,2/'-Dinaphthyl
  • 2-(2-naphthyl)naphthalene
  • 2-naphthalen-2-ylnaphthalin
  • I(2),I(2)'-binaphthyl
  • 2,2 inverted exclamation mark -Binaphthalene
  • 2,2'-Binaphthyl 10 |Ig/mL in Cyclohexane
  • 2,2'-Binaphthyl 10 |Ig/mL in Acetonitrile
  • 2,2'-Binaphthyl 10 microg/mL in Cyclohexane
  • 2,2'-Binaphthyl 10 microg/mL in Acetonitrile

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
254.33 g/molcalc.
Exact mass
254.1096 Dacalc.
LogP (octanol/water)
5.66calc.
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
0calc.
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, c1ccc2cc(-c3ccc4ccccc4c3)ccc2c1

c1ccc2cc(-c3ccc4ccccc4c3)ccc2c1

4 rings, 20 atoms. This chemical is the scaffold itself.

72 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS05: Corrosive
Corrosive
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
  • H318Causes serious eye damage.
  • H413May cause long lasting harmful effects to aquatic life.
Precautionary statements (10)
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P305 + P354 + P338If in eyes: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P330Rinse mouth.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

2,2'-Binaphthalene suppliers

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

See the supplier
  • Specs
    Netherlands, ZoetermeerUnclaimed profile
    2,2'-BinaphthaleneGrade, purity and minimum order on request
    Price on request
    View

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

1 supplier in 1 country

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

2,2'-Binaphthalene 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.

Get latest price

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 2,2'-Binaphthalene 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 2,2'-Binaphthalene is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2,2'-Binaphthalene, based on the data on this page

What is 2,2'-Binaphthalene?

2,2'-Binaphthalene is a chemical substance with the molecular formula C20H14 and a molar mass of 254.33 g/mol. Its CAS registry number is 612-78-2. The IUPAC name is 2-naphthalen-2-ylnaphthalene.

What is the CAS number of 2,2'-Binaphthalene?

The CAS registry number of 2,2'-Binaphthalene is 612-78-2.

What is the molecular formula and weight of 2,2'-Binaphthalene?

The molecular formula of 2,2'-Binaphthalene is C20H14 and its molar mass is 254.33 g/mol.

What is 2,2'-Binaphthalene used for?

Known uses and roles of 2,2'-Binaphthalene include building blocks in research and laboratory.

Is 2,2'-Binaphthalene hazardous?

2,2'-Binaphthalene carries the GHS signal word "Danger". Main hazards: harmful if swallowed, causes serious eye damage, may cause long lasting harmful effects to aquatic life. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 2,2'-Binaphthalene?

2,2'-Binaphthalene 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 2,2'-Binaphthalene?

CompoundList lists 1 supplier of 2,2'-Binaphthalene in Netherlands. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 2,2'-Binaphthalene?

Suppliers quote 2,2'-Binaphthalene 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 2,2'-Binaphthalene

Get quotes for 2,2'-Binaphthalene

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell 2,2'-Binaphthalene
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of 2,2'-Binaphthalene with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/2-2-binaphthalene-612-78-2" title="2,2'-Binaphthalene structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Aromatic building blocks or HS code 290290

1 supplier
Free quotes, contact stays private
Get quotes