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  • industrial
  • pharma

Mcpa

CAS 94-74-6

Also registered as 5 other CAS numbers

11111-13-0 · 11111-14-1 · 50926-55-1 · 57425-61-3 · 127289-40-1

Mcpa chemical structure

Concern score

Not assessed — no hazard data yet.

Mcpa in plain language

What it is

Also known as (4-chloro-2-Methylphenoxy)acetic acid · 2-(4-Chloro-2-methylphenoxy)acetic acid · (4-CHLORO-O-TOLOXY)ACETIC acid · 2M-4CH · Acetic acid, 2-(4-CHLORO-2-METHYLPHENOXY)- · Cmpa

Show all 44 names

U 46 m-fluid · (2-Methyl-4-chlorophenoxy)acetic acid · (4-Chlor-2-methylphenoxy)essigsaure · (4-Chloro-2-methylphenoxy) acetic acid · (4-Chloro-2-methylphenoxy)-acetic acid (MCPA) · 2-Methyl-4-chlorophenoxyacetic acid · 4-Chloro-2-methylphenoxyacetic acid · 4-chloro-o-tolyloxyacetic acid · Agritox · Agroxone · Acetic acid, (4-chloro-2-methylphenoxy)- · Agroxon · Bordermaster · Chwastox · Cornox · Chiptox · Dicopur m · Emcepan · Hedapur m · Hedarex m · Hedonal m · Herbicide m · Hormoneste · Hornotuho · Krezone · Leuna m · Linormone · Mecaphar · Mephanac · Metaxon · Methoxone · Netazol · Okultin m · Rhonox · Raphone · Rhomenc · Zelan · mcpa group (mcpa)

What it does

Used in consumer products as an antimicrobial.

  • Antimicrobial
Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Mcpa appears in these published regulatory listings.

  • In marketed US drugs

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 7 composition records across product categories including Laboratory supplies, Landscape/yard. EPA CPDat classifies this chemical for functional uses including Biocide, Degradant/impurity.
    • EPA CPDat observed this chemical in 7 composition records across product categories including Laboratory supplies, Landscape/yard. EPA CPDat classifies this chemical for functional uses including Biocide, Degradant/impurity.Source →
  • USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 1 active drug products and 1 total products.
    • FDA NDC lists this ingredient in 1 active drug products and 1 total products.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Evidence & sources

No graded research studies for Mcpa yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated September 1997

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA National Drug Code Directory

    regulatory · updated 2027-12-31

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →

  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Mcpa in a product composition. These are source records, not Greenveil catalog products.

Source records

7

Named organisations

6

Laboratory suppliesLandscape/yard

Typical roles

Antimicrobial
See products using Mcpa →