HazMat Tool — substance information

Diisopropylbenzene hydroperoxide, with more than 72 percent in solution

HMT 15 June 2026

UN / ID: n/a
Hazard class: Forbidden
Packing group: —
ERG guide: —
Special provisions: —
Source: 49 CFR §172 (15 June 2026)

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Diisopropylbenzene hydroperoxide, with more than 72 percent in solution

The diisopropylbenzenes (DIPB) are organic compounds with the formula C6H4(CH(CH3)2)2. Three isomers exist: 1,2- 1,3-, and 1,4-diisopropylbenzene. All are colorless liquids, immiscible in water, with similar boiling points. They are classified are aromatic hydrocarbons bearing a pair of isopropyl (CH(CH3)2) substituents Wikipedia

Hazardous Materials Table

Source: 49 CFR §172 (15 June 2026)

(3) Hazard Class

Forbidden

(4) Identification number

n/a

(5) Packing Group

n/a

(6) Labels

n/a

(7) Special Provisions (§172.102)

(8) Packing Authorizations (§173.***)

(8A) Exceptions	n/a	see 49 CFR §173. n/a
(8B) Non-bulk	n/a	see 49 CFR §173. n/a
(8C) Bulk	n/a	see 49 CFR §173. n/a

(9) Quantity Limits

(9A) Passenger aircraft/rail	n/a
(9B) Cargo aircraft only	n/a

(10) Vessel stowage

(10A) Location	n/a see
(10B) Other	n/a

Segregation chart for load, transport, and storage

This chart shows whether loading, transport, or storage with other hazard classes is permitted, prohibited, or restricted. Based on 49 CFR §177.848.

This Hazmat is classified as "Forbidden". This means the material may not be offered for transportation or transported in the applicable mode of transport.

Similar substances

UN / ID	Proper shipping name	Hazard class
UN 1918	Isopropylbenzene	3
	Isopropylcumyl hydroperoxide, with more than 72 percent in solution	Forbidden
UN 1219	Isopropanol or Isopropyl alcohol	3
UN 1793	Isopropyl acid phosphate	8