We use cookies to improve your experience and save your reports. Privacy Policy

HomeUN NumbersClass 6.1UN2742
Hazard Class 6.1Packing Group II

UN Number

UN2742

Chloroformates, toxic, corrosive, flammable, n.o.s

Official source: 49 CFR 172.101 (eCFR)

Hazardous Materials Table entry

One row in 49 CFR 172.101 for UN2742.

Sym.DescriptionClassPGLabelsSpecial provisions8A8B8C9A9B10A10B
GChloroformates, toxic, corrosive, flammable, n.o.s6.1II6.1, 8, 35, IB1, T7, TP21532022431 L30 LA12, 13, 21, 25, 40, 53, 58,100
  • Sym.: Column 1 symbols, 49 CFR 172.101(b).
  • Description: Column 2, the proper shipping name, 172.101(c).
  • Class: Column 3, hazard class or division, 172.101(d).
  • PG: Column 5, packing group, 172.101(f).
  • Labels: Column 6, label codes, 172.101(g).
  • Special provisions: Column 7, codes explained in 49 CFR 172.102, 172.101(h).
  • 8A / 8B / 8C: Packaging exceptions, non-bulk and bulk sections of 49 CFR part 173 (an entry of 202 means 173.202), 172.101(i).
  • 9A / 9B: Maximum quantity per package on passenger aircraft or rail, and on cargo aircraft only, 172.101(j).
  • 10A / 10B: Vessel stowage location and other stowage and handling codes, 172.101(k).

Division 6.1 — Poisonous (Toxic) Material

See the full class list

Poisonous material (Division 6.1) is a material, other than a gas, known to be so toxic to humans as to afford a hazard to health during transportation, or presumed toxic to humans based on laboratory animal oral, dermal or inhalation toxicity data.

Source: 49 CFR 173.132 (eCFR).

Previous / next UN number

UN2741Barium hypochlorite with more than 22 percent available chlorineUN2743n-Butyl chloroformate

Nearby Class 6.1 UN Numbers

UN2730Nitroanisole, liquidUN2732Nitrobromobenzenes, liquidUN2738N-ButylanilineUN2740n-Propyl chloroformateUN2744Cyclobutyl chloroformateUN2745Chloromethyl chloroformateUN2746Phenyl chloroformate
View the full Class 6.1 list →

Shipping a UN2742 Stream?

SymbioFlows matches your classified waste stream with verified recovery off-takers. Get a compliance-grounded recovery analysis with market benchmarks in minutes.

Request Recovery Analysis

Reviewed by our regulatory specialist within 1 business day.