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(2-Hydroxyethyl)dimethyl(3-sulfopropyl)ammonium Hydroxide Inner Salt

Also known as: NDSB-211, 3-[(2-Hydroxyethyl)dimethylammonio]propane-1-sulfonate, 3-[Dimethyl(2-hydroxyethyl)ammonio]-1-propanesulfonate, Dimethyl(2-hydroxyethyl)(3-sulfopropyl)ammonium hydroxide inner salt, Dimethyl-2-hydroxyethylammoniumpropane sulfonate, 2-hydroxyethyl-dimethyl-(3-sulfopropyl)azanium hydroxide, (2-Hydroxyethyl)dimethyl(3-sulphopropyl)ammonium hydroxide, 1-Propanaminium, N-(2-hydroxyethyl)-N,N-dimethyl-3-sulfo-, inner salt, 3-[(2-Hydroxyethyl)(dimethyl)ammonio]propane-1-sulfonate, Zwitterionic non-detergent sulfobetaine NDSB-211

(2-Hydroxyethyl)dimethyl(3-sulfopropyl)ammonium Hydroxide Inner Salt (CAS 38880-58-9) is a compound in the Esters category listed in the Jingsj chemical database. It has the molecular formula C7H17NO4S and a molecular weight of 211.28 g/mol. Key property: a melting point of 248 °C. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
38880-58-9
Jingsj CID
J-1969906-0
Molecular Formula
C7H17NO4S
Molecular Weight
211.28 g/mol
Category
Esters
Last updated
8/21/2026
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Physicochemical Properties

Melting Point248 °C
Exact Mass211.087830
PSA85.81000
LogP-6.28

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code2923900090
Summary2923900090 other quaternary ammonium salts and hydroxides。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of (2-Hydroxyethyl)dimethyl(3-sulfopropyl)ammonium Hydroxide Inner Salt?

The CAS number of (2-Hydroxyethyl)dimethyl(3-sulfopropyl)ammonium Hydroxide Inner Salt is 38880-58-9.

What are the molecular formula and molecular weight of (2-Hydroxyethyl)dimethyl(3-sulfopropyl)ammonium Hydroxide Inner Salt?

(2-Hydroxyethyl)dimethyl(3-sulfopropyl)ammonium Hydroxide Inner Salt has molecular formula C7H17NO4S and molecular weight 211.28 g/mol.

Is (2-Hydroxyethyl)dimethyl(3-sulfopropyl)ammonium Hydroxide Inner Salt hazardous?

(2-Hydroxyethyl)dimethyl(3-sulfopropyl)ammonium Hydroxide Inner Salt has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

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

Last updated:

How to cite: Jingsj. "(2-Hydroxyethyl)dimethyl(3-sulfopropyl)ammonium Hydroxide Inner Salt (CAS 38880-58-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1969906-0 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.