Baby Safety / Compounds / Iodomethane

Is Iodomethane safe for babies and kids?

High risk for kids

Infants may be exposed to Iodomethane through residual monomer migration from food-contact plastics, bottles, and packaging. Immature hepatic conjugation and renal clearance prolong internal exposure.

What is iodomethane?

Also known as: Methyl iodide, Monoiodomethane, Methane, iodo-, Methyljodid.

CAS number
74-88-4
Molecular formula
CH3I
Molecular weight
141.939 g/mol
SMILES
CI
PubChem CID
6328

Risk for babies

High risk

Infants may be exposed to Iodomethane through residual monomer migration from food-contact plastics, bottles, and packaging. Immature hepatic conjugation and renal clearance prolong internal exposure.

Neonates and infants up to 12 months have incomplete blood-brain barrier development, immature Phase I/II metabolic enzymes (particularly CYP3A4, UGT1A1), and higher gastrointestinal permeability. Equivalent doses produce higher internal concentrations and longer residence times.

What to do: Minimize infant exposure through source control. For breastfeeding mothers: reduce maternal exposure. For formula-fed infants: use certified low-migration bottles and verified water sources. Consult pediatrician regarding any concerns.

Risk for pregnant and nursing people

Context-dependent

Prenatal exposure to residual Iodomethane from food-contact materials is a concern due to potential developmental toxicity. Monomers may leach from plastics at elevated temperatures.

No specific reproductive toxicity data identified, but pregnancy-specific safety data is limited for most chemicals. Precautionary minimization of exposure is recommended.

What to do: Minimize exposure during pregnancy and lactation. Consult healthcare provider regarding specific risks. Consider alternative products with lower hazard profiles.

Regulatory consensus

1 regulatory bodyhas classified Iodomethane.

AgencyYearClassificationNotes
Unknown——

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 kids encounter iodomethane

  • Industrial Facilities — manufacturing, chemical processing

Safer alternatives

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

  • Bio-based monomers; Enclosed processes; Exposure controls
    Trade-offs: Does not eliminate the hazard but reduces exposure to acceptable levels; requires ongoing maintenance and monitoring; PPE as last resort; OSHA hierarchy of controls framework.
    Relative cost: 2-5× conventional

Frequently asked questions

Is iodomethane safe for kids?

Infants may be exposed to Iodomethane through residual monomer migration from food-contact plastics, bottles, and packaging. Immature hepatic conjugation and renal clearance prolong internal exposure.

What products contain iodomethane?

Iodomethane appears in: manufacturing (Industrial facilities); chemical processing (Industrial facilities).

What should I do if my child is exposed to iodomethane?

Minimize infant exposure through source control. For breastfeeding mothers: reduce maternal exposure. For formula-fed infants: use certified low-migration bottles and verified water sources. Consult pediatrician regarding any concerns.

See Iodomethane in the baby app

Look up products containing iodomethane, compare to alternatives, and explore the full data record.

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Sources (1)
  1. PubChem (2026) — database

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 →