Is 1,2-Dichloropropane (1,2-DCP) safe for babies and kids?
Elevated risk for kidsInfants are vulnerable to 1,2-Dichloropropane (1,2-DCP) through inhalation of volatile residues in household products. Immature blood-brain barrier and higher respiratory rate per body weight amplify CNS exposure.
What is 1,2-dichloropropane (1,2-dcp)?
The IUPAC name is 1,2-dichloropropane.
Also known as: 1,2-dichloropropane, Propylene dichloride, Propylene chloride, Propane, 1,2-dichloro-.
- IUPAC name
- 1,2-dichloropropane
- CAS number
- 78-87-5
- Molecular formula
- C3H6Cl2
- Molecular weight
- 112.98 g/mol
- SMILES
- CC(CCl)Cl
- PubChem CID
- 6564
Risk for babies
Elevated riskInfants are vulnerable to 1,2-Dichloropropane (1,2-DCP) through inhalation of volatile residues in household products. Immature blood-brain barrier and higher respiratory rate per body weight amplify CNS 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.
Risk for pregnant and nursing people
Context-dependentOccupational and household exposure to 1,2-Dichloropropane (1,2-DCP) during pregnancy is associated with developmental toxicity. Solvents readily cross the placenta and can cause fetal growth restriction.
No specific reproductive toxicity data identified, but pregnancy-specific safety data is limited for most chemicals. Precautionary minimization of exposure is recommended.
Regulatory consensus
13 regulatory and scientific bodies have classified 1,2-Dichloropropane (1,2-DCP). The classifications differ — that's the data.
| Agency | Year | Classification | Notes |
|---|---|---|---|
| IARC | — | Group 2 | |
| EPA CTX / NIOSH | — | potential occupational carcinogen | |
| EPA CTX / IARC | — | Group 1 - Carcinogenic to humans | |
| EPA CTX / CalEPA | — | Known human carcinogen | |
| EPA CTX / Genetox | — | Genotoxicity: positive (Ames: positive, 10 positive / 4 negative reports) | |
| EPA CTX / Genetox | — | Genotoxicity: positive (Ames: positive, 10 positive / 4 negative reports) | |
| EPA CTX / Skin-Eye | — | Eye Irritation: Category 2A (score: high) | |
| EPA CTX / Skin-Eye | — | Skin Irritation: Category 2 (score: high) | |
| EPA CTX / Skin-Eye | — | Skin Sensitization: Category 1 (score: high) | |
| EPA CTX / Skin-Eye | — | Eye Irritation: Category 6.4A (Category 2A) (score: high) | |
| EPA CTX / Skin-Eye | — | Skin Irritation: Category 6.3B (Category 3) (score: moderate) | |
| EPA CTX / Skin-Eye | — | skin irritation: in vivo: Moderate or Mild Irritation (score: moderate) | |
| EPA CTX / Skin-Eye | — | skin sensitisation: in vivo (LLNA): Not likely to be sensitizing (score: low) |
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 1,2-dichloropropane (1,2-dcp)
- Industrial Facilities — Manufacturing plants, Chemical storage areas, Waste treatment sites
- Occupational Environments — Factories, Warehouses, Transportation vehicles
Safer alternatives
Lower-risk approaches that achieve a similar outcome to 1,2-Dichloropropane (1,2-DCP):
-
Water-based formulations where feasible
Trade-offs: Longer drying time. May not achieve same performance in all applications.Relative cost: 0.8-1.5×
-
Bio-based solvents (d-limonene, ethyl lactate)
Trade-offs: Higher cost. Flammability concerns with some bio-solvents.Relative cost: 2-5×
Frequently asked questions
Is 1,2-dichloropropane (1,2-dcp) safe for kids?
Infants are vulnerable to 1,2-Dichloropropane (1,2-DCP) through inhalation of volatile residues in household products. Immature blood-brain barrier and higher respiratory rate per body weight amplify CNS exposure.
What products contain 1,2-dichloropropane (1,2-dcp)?
1,2-Dichloropropane (1,2-DCP) appears in: Manufacturing plants (Industrial facilities); Chemical storage areas (Industrial facilities); Factories (Occupational environments); Warehouses (Occupational environments).
What should I do if my child is exposed to 1,2-dichloropropane (1,2-dcp)?
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.
Why do regulators disagree about 1,2-dichloropropane (1,2-dcp)?
1,2-Dichloropropane (1,2-DCP) has been classified by 13 agencies including IARC, EPA CTX / NIOSH, EPA CTX / IARC, EPA CTX / CalEPA, EPA CTX / Genetox, 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 1,2-Dichloropropane (1,2-DCP) in the baby app
Look up products containing 1,2-dichloropropane (1,2-dcp), compare to alternatives, and explore the full data record.
Open in baby View raw API dataSources (2)
- IARC Monographs Volume 110: Some Chemicals Used as Solvents and in Polymer Manufacture — 1,2-Dichloropropane Group 1 (Biliary Tract Cancer, Japanese Printing Workers Epidemic), Methylene Chloride Group 2A (2017) (2017) — regulatory
- US EPA: National Primary Drinking Water Regulations — Volatile Organic Chemicals (40 CFR 141.61); TCE MCL 5 μg/L, PCE MCL 5 μg/L, CCl4 MCL 5 μg/L, Chloroform MCL via TTHM, 1,2-DCE MCL 5 μg/L, 1,1,1-TCA MCL 200 μg/L (1989) — regulatory
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 →