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Screening compounds

Pyriftalid

Also known as CGA 279233, 7-((4,6-Dimethoxypyrimidin-2-yl)thio)-3-methylisobenzofuran-1(3H)-one, 7-(4,6-dimethoxypyrimidin-2-yl)sulfanyl-3-methyl-3H-2-benzofuran-1-one

CAS 135186-78-6Formula C15H14N2O4SMolar mass 318.35 g/molEC 603-904-9
GHS signal word: Warning. Pictograms: Serious health hazard, Hazardous to the environment 1 supplier listed
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Pyriftalid chemical structure, C15H14N2O4S, CAS 135186-78-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
135186-78-6
Formula
C15H14N2O4S
Molar mass
318.35 g/mol
EC number
603-904-9
HS code
293499
Category
Screening compounds

What is Pyriftalid?

Plain description, key identifiers and synonyms

Pyriftalid is a member of 2-benzofurans.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
7-(4,6-dimethoxypyrimidin-2-yl)sulfanyl-3-methyl-3H-2-benzofuran-1-one
CAS number
135186-78-6 CAS number cross-checked
EC number
603-904-9
Molecular formula
C15H14N2O4S
UNII
4KJ568Y783
MDL number
MFCD06201843
InChIKey
RRKHIAYNPVQKEF-UHFFFAOYSA-N
InChI
InChI=1S/C15H14N2O4S/c1-8-9-5-4-6-10(13(9)14(18)21-8)22-15-16-11(19-2)7-12(17-15)20-3/h4-8H,1-3H3
SMILES (canonical and isomeric)
CC1C2=C(C(=CC=C2)SC3=NC(=CC(=N3)OC)OC)C(=O)O1

Synonyms

  • CGA 279233
  • 7-((4,6-Dimethoxypyrimidin-2-yl)thio)-3-methylisobenzofuran-1(3H)-one
  • 7-(4,6-dimethoxypyrimidin-2-yl)sulfanyl-3-methyl-3H-2-benzofuran-1-one
  • Graminicide
  • 7-((4,6-Dimethoxypyrimidin-2-yl)thio)-3-methylisobenzo[b]furan-1(3H)-one
  • 7-(4,6-dimethoxypyrimidin-2-yl)sulfanyl-3-methyl-3H-isobenzofuran-1-one
  • Pyriftalid 100 |Ig/mL in Acetonitrile
  • Pyriftalid 100 microg/mL in Acetonitrile
  • Pyriftalid, PESTANAL(R), analytical standard
  • 7-(4,6-Dimethoxypyrimidin-2-ylthio)-3-methylphthalide
  • 1(3H)-isobenzofuranone, 7-((4,6-dimethoxy-2-pyrimidinyl)thio)-3-methyl
  • 7-[(4,6-Dimethoxypyrimidin-2-yl)sulfanyl]-3-methyl-2-benzofuran-1(3H)-one

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
318.35 g/molcalc.
Exact mass
318.0674 Dacalc.
LogP (octanol/water)
2.88calc.
Topological polar surface area
70.54 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
4calc.
Heavy atoms
22calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.27calc.
Formal charge
0calc.
Stereocentres
1calc.
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, O=C1OCc2cccc(Sc3ncccn3)c21

O=C1OCc2cccc(Sc3ncccn3)c21

3 rings, 17 atoms.

No other chemical in our database has this scaffold.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS08: Serious health hazard
Serious health hazard
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H373May cause damage to organs through prolonged or repeated exposure.
  • H411Toxic to aquatic life with long lasting effects.
Precautionary statements (5)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P273Avoid release to the environment.
  • P319Get medical help if you feel unwell.
  • 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

Pyriftalid suppliers

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Where suppliers are based

1 supplier in 1 country

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Pyriftalid 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

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 Pyriftalid is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Pyriftalid?

Pyriftalid is a member of 2-benzofurans.

What is the CAS number of Pyriftalid?

The CAS registry number of Pyriftalid is 135186-78-6.

What is the molecular formula and weight of Pyriftalid?

The molecular formula of Pyriftalid is C15H14N2O4S and its molar mass is 318.35 g/mol.

What is Pyriftalid used for?

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

Is Pyriftalid hazardous?

Pyriftalid carries the GHS signal word "Warning". Main hazards: may cause damage to organs through prolonged or repeated exposure, 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 Pyriftalid?

Pyriftalid is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Pyriftalid?

CompoundList lists 1 supplier of Pyriftalid 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 Pyriftalid?

Suppliers quote Pyriftalid 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 Pyriftalid

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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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