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Aliphatic and alicyclic building blocks

Triacetyl borate

Also known as Triacetoxyboron, diacetyloxyboranyl acetate, triacetoxyborane

CAS 4887-24-5Formula C6H9BO6Molar mass 187.94 g/molEC 684-482-3
GHS signal word: Warning. Pictograms: Harmful or irritant
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Triacetyl borate chemical structure, C6H9BO6, CAS 4887-24-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
4887-24-5
Formula
C6H9BO6
Molar mass
187.94 g/mol
EC number
684-482-3
HS code
292090
Category
Aliphatic and alicyclic building blocks

What is Triacetyl borate?

Plain description, key identifiers and synonyms

Triacetyl borate is a chemical substance with the molecular formula C6H9BO6 and a molar mass of 187.94 g/mol. Its CAS registry number is 4887-24-5. The IUPAC name is diacetyloxyboranyl acetate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
diacetyloxyboranyl acetate
CAS number
4887-24-5
EC number
684-482-3
Molecular formula
C6H9BO6
MDL number
MFCD07783146
InChIKey
KWZWNVAHEQHCTQ-UHFFFAOYSA-N
InChI
InChI=1S/C6H9BO6/c1-4(8)11-7(12-5(2)9)13-6(3)10/h1-3H3
SMILES (canonical and isomeric)
B(OC(=O)C)(OC(=O)C)OC(=O)C

Synonyms

  • Triacetoxyboron
  • diacetyloxyboranyl acetate
  • triacetoxyborane
  • bis(acetyloxy)boranyl acetate
  • Boron triacetate
  • diacetoxyboranyl acetate

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
187.94 g/molcalc.
Exact mass
188.0492 Dacalc.
LogP (octanol/water)
-0.34calc.
Topological polar surface area
78.9 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
3calc.
Heavy atoms
13calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.5calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
  • H319Causes serious eye irritation.
Precautionary statements (9)
  • 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.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P330Rinse mouth.
  • P337 + P317If eye irritation persists: Get medical help.
  • 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

Triacetyl borate suppliers

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Triacetyl borate 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 Triacetyl borate is traded under.

HS 2920.90Indicative HS code

Esters, other than thiophosphoric esters (phosphorothioates) and phosphite esters and their salts…

World exports in 2024
$1.05B
+8.0% vs 2023, imports $1.23B
2019 to 2024
Top exporters
  1. China33.4%
  2. Germany18.8%
  3. United States12.4%
Top importers
  1. United States19.2%
  2. Singapore8.9%
  3. South Korea6.9%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Triacetyl borate, based on the data on this page

What is Triacetyl borate?

Triacetyl borate is a chemical substance with the molecular formula C6H9BO6 and a molar mass of 187.94 g/mol. Its CAS registry number is 4887-24-5. The IUPAC name is diacetyloxyboranyl acetate.

What is the CAS number of Triacetyl borate?

The CAS registry number of Triacetyl borate is 4887-24-5.

What is the molecular formula and weight of Triacetyl borate?

The molecular formula of Triacetyl borate is C6H9BO6 and its molar mass is 187.94 g/mol.

What is Triacetyl borate used for?

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

Is Triacetyl borate hazardous?

Triacetyl borate carries the GHS signal word "Warning". Main hazards: harmful if swallowed, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Triacetyl borate?

Triacetyl borate is usually classified under HS code 292090 (Esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Triacetyl borate?

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What is the price of Triacetyl borate?

Suppliers quote Triacetyl borate 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 Triacetyl borate

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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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