3-[Bis(2-hydroxyethyl)amino]-2-hydroxypropane-1-sulfonic acid

3-[N,N-双(2-羟乙基)氨基]-2-羟基丙磺酸

Also known as: DIPSO, 3-(Bis(2-hydroxyethyl)amino)-2-hydroxy-1-propanesulfonic acid, 3-[Bis(2-hydroxyethyl)amino]-2-hydroxypropanesulfonic acid, 1-Propanesulfonic acid, 3-[bis(2-hydroxyethyl)amino]-2-hydroxy-, N,N-Bis(2-hydroxyethyl)-3-amino-2-hydroxypropanesulfonic acid

3-[Bis(2-hydroxyethyl)amino]-2-hydroxypropane-1-sulfonic acid (CAS 68399-80-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H17NO6S and a molecular weight of 243.278 g/mol. It is also known as DIPSO, 3-(Bis(2-hydroxyethyl)amino)-2-hydroxy-1-propanesulfonic acid and 3-[Bis(2-hydroxyethyl)amino]-2-hydroxypropanesulfonic acid. Key properties include a melting point of 189-192 °C(lit.), a boiling point of 449ºC and a density of 1.5±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
68399-80-4
Jingsj CID
J-29628-7
Molecular Formula
C7H17NO6S
Chinese Name
3-[N,N-双(2-羟乙基)氨基]-2-羟基丙磺酸
Molecular Weight
243.278 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point189-192 °C(lit.)
Boiling Point449ºC
Density1.5±0.1 g/cm3

Frequently Asked Questions

What is the CAS number of 3-[Bis(2-hydroxyethyl)amino]-2-hydroxypropane-1-sulfonic acid?

The CAS number of 3-[Bis(2-hydroxyethyl)amino]-2-hydroxypropane-1-sulfonic acid is 68399-80-4.

What are the molecular formula and molecular weight of 3-[Bis(2-hydroxyethyl)amino]-2-hydroxypropane-1-sulfonic acid?

3-[Bis(2-hydroxyethyl)amino]-2-hydroxypropane-1-sulfonic acid has molecular formula C7H17NO6S and molecular weight 243.278 g/mol.

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

Last updated:

How to cite: Jingsj. "3-[Bis(2-hydroxyethyl)amino]-2-hydroxypropane-1-sulfonic acid (CAS 68399-80-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-29628-7 (accessed 2026-10-23).

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