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Insecticides and acaricides

Bromophos

Also known as Bromofos, Nexion, Bromovur

CAS 2104-96-3Formula C8H8BrCl2O3PSMolar mass 366.00 g/molEC 218-277-3
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment 1 supplier listed
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Bromophos chemical structure, C8H8BrCl2O3PS, CAS 2104-96-3
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Yellow crystals
Melting point
53 to 54
Boiling point
140 to 142
Solubility
40 mg/l at 25 °C
HS code
292019
Category
Insecticides and acaricides
Illustrative photo, yellow pigment powder in an open fibre drum in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Bromophos?

Plain description, key identifiers and synonyms

Bromofos is an organic thiophosphate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(4-bromo-2,5-dichlorophenoxy)-dimethoxy-sulfanylidene-λ5-phosphane
CAS number
2104-96-3 CAS number cross-checked
EC number
218-277-3
Molecular formula
C8H8BrCl2O3PS
UNII
74A4TNE8C3
InChIKey
NYQDCVLCJXRDSK-UHFFFAOYSA-N
InChI
InChI=1S/C8H8BrCl2O3PS/c1-12-15(16,13-2)14-8-4-6(10)5(9)3-7(8)11/h3-4H,1-2H3
SMILES (canonical and isomeric)
COP(=S)(OC)OC1=CC(=C(C=C1Cl)Br)Cl

Synonyms

  • Bromofos
  • Nexion
  • Bromovur
  • Brophene
  • Brofene
  • Sovinexion
  • Drillzid
  • Mexion
  • Netal
  • Omexan
  • Metabrom
  • Nexion 40
  • Nexion 5G
  • Cx99
  • Cela S 1942
  • Bromo-phos-methyl
  • OMS 658
  • Nexion LC40
  • EL 400
  • O-(4-Bromo-2,5-dichlorophenyl) O,O-dimethyl phosphorothioate
  • Bromofosum
  • Bruomophos
  • ENT 27,162
  • Monsanto CP 51969
  • o-4-Bromo-2,5-dichlorophenyl O,O-dimethyl phosphorothioate
Show all 37 synonyms
  • methylbromophos
  • O,O-Dimethyl-O-2,5-dichloro-4-bromophenyl phosphorothionate
  • O-(4-Bromo-2,5-dichlorophenyl) O,O-dimethyl monothiophosphate
  • Phosphorothioic acid O-(4-bromo-2,5-dichlorophenyl) O,O-dimethyl ester
  • Bromophos-methyl
  • Bromofos-methyl
  • Nexion LC 40
  • Phosphorothioic acid, O-(4-bromo-2,5-dichlorophenyl) O,O-dimethyl ester
  • Bromophos-methyl solution
  • 4-Bromo-2,5-dichlorophenyl dimethyl phosphorothionate
  • O,O-Dimethyl O-(2,5-dichloro-4-bromophenyl) thiophosphate
  • O,O-Dimethyl O-(2,5-dichloro-4-bromophenyl) phosphorothioate

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
Yellow crystalsexp.
Odour
Faint characteristic odorexp.
Melting point
53 to 54exp.
Boiling point
140 to 142exp.
Solubility
40 mg/l at 25 °Cexp.
Vapour pressure
1.3 × 10⁻⁴ mm Hg @ 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
366.00 g/molcalc.
Exact mass
363.8492 Dacalc.
LogP (octanol/water)
4.65calc.
Topological polar surface area
27.69 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
4calc.
Heavy atoms
16calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.25calc.
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, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H302Harmful if swallowed.
  • H400Very toxic to aquatic life.
  • H410Very toxic to aquatic life with long lasting effects.
Precautionary statements (7)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P301 + P317If swallowed: Get medical help.
  • P330Rinse mouth.
  • P391Collect spillage.
  • 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

Bromophos suppliers

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Where suppliers are based

1 supplier in 1 country

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Bromophos price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

For Bromophos (USEPA/OPP PC Code 008076) there are 0 labels match.

Used as an insecticide and acaricide. (Former use).

Control of Diptera, Hemiptera, some Lepidoptera, Coleoptera, and other insects in fruit, vegetables, field crops, ornamentals, and forestry. Also used for control of stored product insect pests, in public health for control of flies, mosquitoes, etc, as a household insecticide, for control of insects in animal houses, and as an animal dip. (former uses).

Pharmacology

Bromophos is a synthetic organic thiophosphate compound and organophosphate acetylcholinesterase inhibitor and neurotoxicant that is used as a pesticide. It is characterized as a white crystalline solid, and exposure occurs by inhalation, ingestion, or contact.

Regulatory status

Inventories, regulations and trade controls that list this substance

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 015-108-00-3

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Bromophos is traded under.

HS 2920.19Indicative HS code

Thiophosphoric esters (phosphorothioates) and their salts, their halogenated…

World exports in 2024
$131M
+2.1% vs 2023, imports $115M
2019 to 2024
Top exporters
  1. China59.7%
  2. Japan17.6%
  3. Germany9.1%
Top importers
  1. Brazil16.0%
  2. United States13.3%
  3. India * partner reported8.9%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Bromophos?

Bromofos is an organic thiophosphate.

What is the CAS number of Bromophos?

The CAS registry number of Bromophos is 2104-96-3.

What is the molecular formula and weight of Bromophos?

The molecular formula of Bromophos is C8H8BrCl2O3PS and its molar mass is 366.00 g/mol.

What is Bromophos used for?

For Bromophos (USEPA/OPP PC Code 008076) there are 0 labels match. Used as an insecticide and acaricide. (Former use). Control of Diptera, Hemiptera, some Lepidoptera, Coleoptera, and other insects in fruit, vegetables, field crops, ornamentals, and forestry.

Is Bromophos hazardous?

Bromophos carries the GHS signal word "Warning". Main hazards: harmful if swallowed, very toxic to aquatic life, very toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Bromophos?

Bromophos is usually classified under HS code 292019 (Thiophosphoric esters (phosphorothioates) and their salts, their halogenated…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Bromophos?

CompoundList lists 1 supplier of Bromophos in Vietnam. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Bromophos?

Suppliers quote Bromophos 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 Bromophos

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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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