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Aldehydes and ketones

Bromoacetone

Also known as 1-Bromo-2-propanone, 1-bromopropan-2-one, Monobromoacetone

CAS 598-31-2Formula C3H5BrOMolar mass 136.98 g/molEC 209-928-2
GHS signal word: Danger. Pictograms: Flammable, Acute toxicity (severe), Harmful or irritant 7 suppliers listed
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Bromoacetone chemical structure, C3H5BrO, CAS 598-31-2
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Colorless liquid, rapidly becomes violet even in absence of air
Melting point
-36.5 °C
Boiling point
138 °C
Density
1.634 g/cm³ at 23 °C
Flash point
51.1 °C
HS code
291479
Category
Aldehydes and ketones
UN number
UN 1569
Illustrative photo, 200 litre steel drums of liquid in a chemical plant
Typical packagingIllustrative packaging image, not the actual product

What is Bromoacetone?

Plain description, key identifiers and synonyms

Bromoacetone is an alpha-bromoketone that is acetone in which one of the hydrogens is replaced by a bromine atom. A poweful lachrymator, it was formerly used as a chemical weapon. It has a role as a lachrymator. It is functionally related to an acetone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-bromopropan-2-one
CAS number
598-31-2 CAS number cross-checked
EC number
209-928-2
Molecular formula
C3H5BrO
UNII
3O8L0EWR5Q
InChIKey
VQFAIAKCILWQPZ-UHFFFAOYSA-N
InChI
InChI=1S/C3H5BrO/c1-3(5)2-4/h2H2,1H3
SMILES (canonical and isomeric)
CC(=O)CBr

Synonyms

  • 1-Bromo-2-propanone
  • 1-bromopropan-2-one
  • Monobromoacetone
  • 1-Bromoacetone
  • Acetonyl bromide
  • Martonite
  • 2-Propanone, 1-bromo-
  • Bromo-2-propanone
  • Bromomethyl methyl ketone
  • B-Stoff
  • Acetylmethyl bromide
  • Acetyl methyl bromide
  • 2-Propanone, bromo-
  • alpha-Bromoacetone
  • BA (tear gas)
  • bromopropanone
  • bromo acetone
  • 1-bromo-propan-2-one
  • RCRA waste number P017
  • RCRA waste no. P017
  • bromo 2-propanone
  • Bromoacetone solution
  • Bromo-propan-2-one
  • propanone, 1-bromo-
  • UN 1569
Show all 28 synonyms
  • alpha-Bromopropanone
  • CH3COCH2Br
  • 2-propanone, 1-bromo

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

Appearance
Colorless liquid, rapidly becomes violet even in absence of airexp.
Odour
PUNGENT ODORexp.
Melting point
-36.5 °Cexp.
Boiling point
138 °Cexp.
Density
1.634 g/cm³ at 23 °Cexp.
Flash point
51.1 °Cexp.
Solubility
Solubility in water: poorexp.
Vapour pressure
9 mm Hg at 20 °Cexp.

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
136.98 g/molcalc.
Exact mass
135.9524 Dacalc.
LogP (octanol/water)
0.97calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
1calc.
Heavy atoms
5calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.67calc.
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
Danger
GHS02: Flammable
Flammable
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H226Flammable liquid and vapour.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H330Fatal if inhaled.
  • H335May cause respiratory irritation.
Precautionary statements (29)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P284In case of inadequate ventilation wear respiratory protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P316Get emergency medical help immediately.
  • P319Get medical help if you feel unwell.
  • P320Specific treatment is urgent (see supplemental first aid instructions on the label).
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 1569
Transport hazard class
6.1
Packing group
II

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

Bromoacetone suppliers

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

All 7 suppliers
7 of 7 offers

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

7 suppliers in 3 countries

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Bromoacetone 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

Chemical war gas (former use).

Organic synthesis, tear gas (Former use).

Roles

  • biophysical role
  • lachrymator

How it is made

Preparation by bromination of acetone.

By treating aq acetone with bromine and sodium chlorate at 30-40 °C

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 Bromoacetone is traded under.

HS 2914.79Indicative HS code

Halogenated, sulphonated, nitrated or nitrosated derivatives, other

World exports in 2024
$558M
−12.1% vs 2023, imports $608M
2019 to 2024
Top exporters
  1. China41.2%
  2. India * partner reported28.7%
  3. Germany16.7%
Top importers
  1. United States29.1%
  2. Italy9.9%
  3. Switzerland * partner reported8.8%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Bromoacetone?

Bromoacetone is an alpha-bromoketone that is acetone in which one of the hydrogens is replaced by a bromine atom. A poweful lachrymator, it was formerly used as a chemical weapon. It has a role as a lachrymator. It is functionally related to an acetone.

What is the CAS number of Bromoacetone?

The CAS registry number of Bromoacetone is 598-31-2.

What is the molecular formula and weight of Bromoacetone?

The molecular formula of Bromoacetone is C3H5BrO and its molar mass is 136.98 g/mol.

What is Bromoacetone used for?

Chemical war gas (former use). Organic synthesis, tear gas (Former use).

Is Bromoacetone hazardous?

Bromoacetone carries the GHS signal word "Danger". Main hazards: flammable liquid and vapour, causes skin irritation, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Bromoacetone?

Bromoacetone is usually classified under HS code 291479 (Halogenated, sulphonated, nitrated or nitrosated derivatives, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Bromoacetone?

CompoundList lists 7 suppliers of Bromoacetone 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 Bromoacetone in India?

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

What is the price of Bromoacetone?

Suppliers quote Bromoacetone 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 Bromoacetone

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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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