Aldicarb in the yard and garden

What is aldicarb?

The IUPAC name is 2-methyl-2-(methylthio)propanal O-(methylcarbamoyl)oxime.

Also known as: 2-methyl-2-(methylthio)propanal O-(methylcarbamoyl)oxime, Aldicarbe, Temik, Temik 10 G.

IUPAC name

2-methyl-2-(methylthio)propanal O-(methylcarbamoyl)oxime

CAS number

116-06-3

Molecular formula

C7H14NO3S

Molecular weight

190.26 g/mol

SMILES

CC(C)(C=NOC(=O)NC)SC

PubChem CID

9570071

Regulatory consensus

2 regulatory and scientific bodies have classified Aldicarb. The classifications differ — that's the data.

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 aldicarb

• legacy soil and groundwater contamination
• banned pesticide residues

Safer alternatives

Lower-risk approaches that achieve a similar outcome to Aldicarb:

• Oxamyl (Vydate)
  Trade-offs: Lower acute toxicity (WHO Class Ib vs Ia). Shorter soil persistence. Less effective for some nematode species.
  Relative cost: 1.2×
• 1,3-Dichloropropene (Telone)
  Trade-offs: Fumigant — requires buffer zones. Ozone-depleting potential. Soil microbial disruption.
  Relative cost: Similar

Frequently asked questions