TAPS

N-三(羟甲基)甲基-3-氨基丙磺酸

Also known as: 3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid, 3-[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]-1-propanesulfonic acid, 3-[(1,3-Dihydroxy-2-(hydroxymethyl)propan-2-yl)amino]propane-1-sulfonic acid, N-Tris(hydroxymethyl)methyl-3-aminopropanesulfonic acid, TAP

TAPS (CAS 29915-38-6) 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 3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid, 3-[[2-hydroxy-1,1-bis(hydroxymethyl)ethyl]amino]-1-propanesulfonic acid and 3-[(1,3-Dihydroxy-2-(hydroxymethyl)propan-2-yl)amino]propane-1-sulfonic acid. Key properties include a melting point of 230-235 °C (dec.), a density of 1.5±0.1 g/cm3 and a flash point of 110 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
29915-38-6
Jingsj CID
J-1131872-3
Molecular Formula
C7H17NO6S
Chinese Name
N-三(羟甲基)甲基-3-氨基丙磺酸
Molecular Weight
243.278 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point230-235 °C (dec.)
Density1.5±0.1 g/cm3
Flash Point110 °C

Frequently Asked Questions

What is the CAS number of TAPS?

The CAS number of TAPS is 29915-38-6.

What are the molecular formula and molecular weight of TAPS?

TAPS 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. "TAPS (CAS 29915-38-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1131872-3 (accessed 2026-10-24).

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