Outdoor & Yard / Compounds / Carbendazim (MBC / methyl benzimidazol-2-ylcarbamate)

Carbendazim (MBC / methyl benzimidazol-2-ylcarbamate) in the yard and garden

High risk for your yard

Carbendazim (MBC / methyl benzimidazol-2-ylcarbamate) poses high risk to adults. Minimize exposure and follow regulatory guidelines.

What is carbendazim (mbc / methyl benzimidazol-2-ylcarbamate)?

The IUPAC name is methyl N-(1H-benzimidazol-2-yl)carbamate.

Also known as: Carbendazim, 10605-21-7, Carbendazole, Mecarzole.

IUPAC name
methyl N-(1H-benzimidazol-2-yl)carbamate
CAS number
10605-21-7
Molecular formula
C9H9N3O2
Molecular weight
191.19 g/mol
SMILES
COC(=O)NC1=NC2=CC=CC=C2N1
PubChem CID
25429

Risk for people, pets,

High risk

Carbendazim (MBC / methyl benzimidazol-2-ylcarbamate) poses high risk to adults. Minimize exposure and follow regulatory guidelines.

Regulatory consensus

3 regulatory and scientific bodies have classified Carbendazim (MBC / methyl benzimidazol-2-ylcarbamate). The classifications differ — that's the data.

AgencyYearClassificationNotes
EU—Banned (not approved since 2014)
EPA—Tolerances revoked; no registered uses
Codex—MRLs still set for some commodities

Regulators apply different standards of evidence — animal-data weighting, exposure-pattern assumptions, epidemiological power thresholds — which is why two scientific bodies can review the same data and reach different conclusions. The disagreement is the data.

Where your yard encounter carbendazim (mbc / methyl benzimidazol-2-ylcarbamate)

  • Imported Produce — citrus fruit, soybeans, rice, wheat flour
  • Spices — chili powder, cumin, turmeric
  • Agricultural Treatment — cereal grain fungicide, seed treatment, post-harvest dip
  • Drinking Water — agricultural runoff, groundwater contamination

Safer alternatives

Lower-risk approaches that achieve a similar outcome to Carbendazim (MBC / methyl benzimidazol-2-ylcarbamate):

  • Fludioxonil
    Trade-offs: Removes 95-99% of dissolved contaminants including metals, PFAS, nitrates; wastes 2-4 gallons per gallon produced (improving with newer systems); removes beneficial minerals; $0.05-0.25/gallon; requires pre-treatment for longevity.
  • Azoxystrobin
    Trade-offs: Removes 95-99% of dissolved contaminants including metals, PFAS, nitrates; wastes 2-4 gallons per gallon produced (improving with newer systems); removes beneficial minerals; $0.05-0.25/gallon; requires pre-treatment for longevity.

Frequently asked questions

Is carbendazim (mbc / methyl benzimidazol-2-ylcarbamate) safe for your yard?

Carbendazim (MBC / methyl benzimidazol-2-ylcarbamate) poses high risk to adults. Minimize exposure and follow regulatory guidelines.

What products contain carbendazim (mbc / methyl benzimidazol-2-ylcarbamate)?

Carbendazim (MBC / methyl benzimidazol-2-ylcarbamate) appears in: citrus fruit (imported produce); soybeans (imported produce); chili powder (spices); cumin (spices); cereal grain fungicide (agricultural treatment).

Why do regulators disagree about carbendazim (mbc / methyl benzimidazol-2-ylcarbamate)?

Carbendazim (MBC / methyl benzimidazol-2-ylcarbamate) has been classified by 3 agencies including EU, EPA, Codex, with differing conclusions. Regulators apply different standards of evidence (animal data weighting, exposure-pattern assumptions, epidemiological power thresholds), which is why two scientific bodies can review the same data and reach different conclusions. See the regulatory consensus table on this page for the full picture.

See Carbendazim (MBC / methyl benzimidazol-2-ylcarbamate) in the outdoor app

Look up products containing carbendazim (mbc / methyl benzimidazol-2-ylcarbamate), compare to alternatives, and explore the full data record.

Open in outdoor View raw API data

Sources (1)
  1. — expert_curation

Reference data, not professional advice. Aggregates publicly available regulatory and scientific data; not a substitute for veterinary, medical, legal, or regulatory advice. Why we built ALETHEIA →