Piperazine-1,4-bis(2-hydroxypropanesulfonic acid) dihydrate

哌嗪-N,N'-双(2-羟基丙烷磺酸)二水合物

Also known as: POPSO, POPSO hydrate, 1,4-Piperazinebis(2-hydroxy-1-propanesulfonic acid), 1,4-Piperazinedipropanesulfonic acid, β,β'-dihydroxy-, 3,3'-(1,4-Piperazinediyl)bis(2-hydroxy-1-propanesulfonic acid), 3,3'-(Piperazine-1,4-diyl)bis(2-hydroxypropane-1-sulfonic acid), β,β'-Dihydroxy-1,4-piperazinedi(1-propanesulfonic acid), β,β'-dihydroxypiperazine-1,4-dipropanesulphonic acid, Piperazine-N,N'-bis(2-hydroxypropanesulfonic acid) dihydrate, POPSO free acid hydrate

Piperazine-1,4-bis(2-hydroxypropanesulfonic acid) dihydrate (CAS 68189-43-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H22N2O8S2 and a molecular weight of 362.420 g/mol. It is also known as POPSO, POPSO hydrate and 1,4-Piperazinebis(2-hydroxy-1-propanesulfonic acid). Key properties include a melting point of 320°C and a density of 1.6±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
68189-43-5
Jingsj CID
J-32655-1
Molecular Formula
C10H22N2O8S2
Chinese Name
哌嗪-N,N'-双(2-羟基丙烷磺酸)二水合物
Molecular Weight
362.420 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point320°C
Density1.6±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of Piperazine-1,4-bis(2-hydroxypropanesulfonic acid) dihydrate?

The CAS number of Piperazine-1,4-bis(2-hydroxypropanesulfonic acid) dihydrate is 68189-43-5.

What are the molecular formula and molecular weight of Piperazine-1,4-bis(2-hydroxypropanesulfonic acid) dihydrate?

Piperazine-1,4-bis(2-hydroxypropanesulfonic acid) dihydrate has molecular formula C10H22N2O8S2 and molecular weight 362.420 g/mol.

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

Last updated:

How to cite: Jingsj. "Piperazine-1,4-bis(2-hydroxypropanesulfonic acid) dihydrate (CAS 68189-43-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32655-1 (accessed 2026-10-24).

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