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Aromatic building blocks

Isofenchlorfos

Also known as Fujithion, ENT 25685, O,O-Dimethyl-S-p-chlorophenyl phosphorothioate

CAS 3309-87-3Formula C8H10ClO3PSMolar mass 252.66 g/mol
1 supplier listed
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Isofenchlorfos chemical structure, C8H10ClO3PS, CAS 3309-87-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
3309-87-3
Formula
C8H10ClO3PS
Molar mass
252.66 g/mol
HS code
293090
Category
Aromatic building blocks

What is Isofenchlorfos?

Plain description, key identifiers and synonyms

Isofenchlorfos is a chemical substance with the molecular formula C8H10ClO3PS and a molar mass of 252.66 g/mol. Its CAS registry number is 3309-87-3. The IUPAC name is 1-chloro-4-dimethoxyphosphorylsulfanylbenzene.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1-chloro-4-dimethoxyphosphorylsulfanylbenzene
CAS number
3309-87-3 CAS number cross-checked
Molecular formula
C8H10ClO3PS
UNII
2TSV971C7I
InChIKey
MUPYMRJBEZFVMT-UHFFFAOYSA-N
InChI
InChI=1S/C8H10ClO3PS/c1-11-13(10,12-2)14-8-5-3-7(9)4-6-8/h3-6H,1-2H3
SMILES (canonical and isomeric)
COP(=O)(OC)SC1=CC=C(C=C1)Cl

Synonyms

  • Fujithion
  • ENT 25685
  • O,O-Dimethyl-S-p-chlorophenyl phosphorothioate
  • S-(p-Chlorophenyl) O,O-dimethyl phosphothioate
  • Phosphorothioic acid, S-(4-chlorophenyl) O,O-dimethyl ester
  • Dimethyl S-(p-chlorophenyl)thiophosphate
  • S-(p-Chlorophenyl) O,O-dimethyl phosphorothioate
  • Phosphorothioic acid, S-(p-chlorophenyl) O,O-dimethyl ester
  • S-p-Chlorfenyl-O,O-dimethylester kyseliny thiofosforecne
  • DMCP
  • 1-chloro-4-dimethoxyphosphorylsulfanylbenzene
  • S-(4-chlorophenyl) O,O-dimethyl phosphorothioate
  • phosphothioate
  • S-(4-chlorophenyl) O,O-dimethyl thiophosphate
  • S-4-Chlorophenyl O,O-dimethyl 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

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
252.66 g/molcalc.
Exact mass
251.9777 Dacalc.
LogP (octanol/water)
3.83calc.
Topological polar surface area
35.53 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
4calc.
Heavy atoms
14calc.
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

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

Isofenchlorfos suppliers

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

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  • EvitaChem
    China, BeijingUnclaimed profile
    IsofenchlorfosGrade, purity and minimum order on request
    Price on request
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Where suppliers are based

1 supplier in 1 country

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Isofenchlorfos 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 Isofenchlorfos is traded under.

HS 2930.90Indicative HS code

Organo-sulphur compounds, other

World exports in 2024
$5.83B
+0.1% vs 2023, imports $5.93B
2019 to 2024
Top exporters
  1. China40.7%
  2. United States10.9%
  3. Japan9.3%
Top importers
  1. United States13.3%
  2. Brazil12.6%
  3. China6.6%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Isofenchlorfos?

Isofenchlorfos is a chemical substance with the molecular formula C8H10ClO3PS and a molar mass of 252.66 g/mol. Its CAS registry number is 3309-87-3. The IUPAC name is 1-chloro-4-dimethoxyphosphorylsulfanylbenzene.

What is the CAS number of Isofenchlorfos?

The CAS registry number of Isofenchlorfos is 3309-87-3.

What is the molecular formula and weight of Isofenchlorfos?

The molecular formula of Isofenchlorfos is C8H10ClO3PS and its molar mass is 252.66 g/mol.

What is Isofenchlorfos used for?

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

Is Isofenchlorfos hazardous?

No GHS hazard classification for Isofenchlorfos is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Isofenchlorfos?

Isofenchlorfos is usually classified under HS code 293090 (Organo-sulphur compounds, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Isofenchlorfos?

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

What is the price of Isofenchlorfos?

Suppliers quote Isofenchlorfos 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 Isofenchlorfos

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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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