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Boronic acids and esters

Triphenylboroxin

Also known as 2,4,6-Triphenylboroxin, Boroxin, triphenyl-, Triphenylboroxine

CAS 3262-89-3Formula C18H15B3O3Molar mass 311.75 g/molEC 621-783-0
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Triphenylboroxin chemical structure, C18H15B3O3, CAS 3262-89-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
3262-89-3
Formula
C18H15B3O3
Molar mass
311.75 g/mol
EC number
621-783-0
HS code
293190
Category
Boronic acids and esters

What is Triphenylboroxin?

Plain description, key identifiers and synonyms

Triphenylboroxin is a chemical substance with the molecular formula C18H15B3O3 and a molar mass of 311.75 g/mol. Its CAS registry number is 3262-89-3. The IUPAC name is 2,4,6-triphenyl-1,3,5,2,4,6-trioxatriborinane.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2,4,6-triphenyl-1,3,5,2,4,6-trioxatriborinane
CAS number
3262-89-3 CAS number cross-checked
EC number
621-783-0
Molecular formula
C18H15B3O3
MDL number
MFCD00014587
InChIKey
VOXXGUAZBWSUSS-UHFFFAOYSA-N
InChI
InChI=1S/C18H15B3O3/c1-4-10-16(11-5-1)19-22-20(17-12-6-2-7-13-17)24-21(23-19)18-14-8-3-9-15-18/h1-15H
SMILES (canonical and isomeric)
B1(OB(OB(O1)C2=CC=CC=C2)C3=CC=CC=C3)C4=CC=CC=C4

Synonyms

  • 2,4,6-Triphenylboroxin
  • Boroxin, triphenyl-
  • Triphenylboroxine
  • Triphenylboroxole
  • Benzeneboronic anhydride
  • Cyclic phenylboronic anhydride
  • Phenylboronic anhydride
  • Phenylboronic acid anhydride
  • Cyclic benzeneboronic anhydride
  • 2,4,6-triphenyl-1,3,5,2,4,6-trioxatriborinane
  • 2,6-Triphenylboroxin
  • triphenyl-1,3,5,2,4,6-trioxatriborinane
  • Phenyl boronic acid anhydride
  • 2,4,6-Triphenyl boroxine
  • phenyl boronic acid trimeric anhydride

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
311.75 g/molcalc.
Exact mass
312.13 Dacalc.
LogP (octanol/water)
1.24calc.
Topological polar surface area
27.69 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
3calc.
Rotatable bonds
3calc.
Heavy atoms
24calc.
Rings
4calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)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, c1ccc(B2OB(c3ccccc3)OB(c3ccccc3)O2)cc1

c1ccc(B2OB(c3ccccc3)OB(c3ccccc3)O2)cc1

4 rings, 24 atoms. This chemical is the scaffold itself.

55 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS classification
Hazard pictograms

Hazard statements

  • H413May cause long lasting harmful effects to aquatic life.
Precautionary statements (2)
  • P273Avoid release to the environment.
  • 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

Triphenylboroxin suppliers

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All 3 suppliers

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Where suppliers are based

3 suppliers in 3 countries

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Triphenylboroxin 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 Triphenylboroxin is traded under.

HS 2931.90Indicative HS code

Organo-inorganic compounds, other than tetramethyl lead, tetraethyl lead, tributyltin compounds…

World exports in 2024
$3.97B
+5.3% vs 2023, imports $3.93B
2019 to 2024
Top exporters
  1. China28.3%
  2. United States15.6%
  3. Germany15.1%
Top importers
  1. United States14.6%
  2. China13.0%
  3. South Korea8.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Triphenylboroxin?

Triphenylboroxin is a chemical substance with the molecular formula C18H15B3O3 and a molar mass of 311.75 g/mol. Its CAS registry number is 3262-89-3. The IUPAC name is 2,4,6-triphenyl-1,3,5,2,4,6-trioxatriborinane.

What is the CAS number of Triphenylboroxin?

The CAS registry number of Triphenylboroxin is 3262-89-3.

What is the molecular formula and weight of Triphenylboroxin?

The molecular formula of Triphenylboroxin is C18H15B3O3 and its molar mass is 311.75 g/mol.

What is Triphenylboroxin used for?

Known uses and roles of Triphenylboroxin include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Triphenylboroxin hazardous?

Triphenylboroxin has a GHS hazard classification. Main hazards: 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 Triphenylboroxin?

Triphenylboroxin is usually classified under HS code 293190 (X. ORGANO-INORGANIC COMPOUNDS, HETEROCYCLIC COMPOUNDS, NUCLEIC ACIDS AND THEIR SALTS…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Triphenylboroxin?

CompoundList lists 3 suppliers of Triphenylboroxin in China, India and United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Triphenylboroxin in India?

1 supplier in India list Triphenylboroxin on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Triphenylboroxin?

Suppliers quote Triphenylboroxin 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 Triphenylboroxin

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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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