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(±)-trans-1-Allyl-2,5-dimethylpiperazine

(±)-反-1-烯丙基-2,5-二甲基哌嗪

Also known as: trans-1-allyl-2,5-dimethylpiperazine, piperazine, 2,5-dimethyl-1-(2-propen-1-yl)-, (2R,5S)-rel-, (+/-)-trans-1-allyl-2,5-dimethylpiperazine, rel-(2R,5S)-1-allyl-2,5-dimethylpiperazine

(±)-trans-1-Allyl-2,5-dimethylpiperazine (CAS 155766-33-9) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C9H18N2 and a molecular weight of 154.25300 g/mol. It is also known as trans-1-allyl-2,5-dimethylpiperazine, piperazine, 2,5-dimethyl-1-(2-propen-1-yl)-, (2R,5S)-rel- and (+/-)-trans-1-allyl-2,5-dimethylpiperazine. Key properties include a boiling point of 60-61ºC5 mm Hg(lit.), a density of 0.903 g/mL at 25ºC(lit.) and a flash point of 137 °F. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
155766-33-9
Jingsj CID
J-31271-4
Molecular Formula
C9H18N2
Chinese Name
(±)-反-1-烯丙基-2,5-二甲基哌嗪
Molecular Weight
154.25300 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point60-61ºC5 mm Hg(lit.)
Density0.903 g/mL at 25ºC(lit.)
Flash Point137 °F

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of (±)-trans-1-Allyl-2,5-dimethylpiperazine?

The CAS number of (±)-trans-1-Allyl-2,5-dimethylpiperazine is 155766-33-9.

What are the molecular formula and molecular weight of (±)-trans-1-Allyl-2,5-dimethylpiperazine?

(±)-trans-1-Allyl-2,5-dimethylpiperazine has molecular formula C9H18N2 and molecular weight 154.25300 g/mol.

Is (±)-trans-1-Allyl-2,5-dimethylpiperazine hazardous?

(±)-trans-1-Allyl-2,5-dimethylpiperazine has GHS signal word Warning.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "(±)-trans-1-Allyl-2,5-dimethylpiperazine (CAS 155766-33-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31271-4 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.