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N-[2-(Dansylamino)ethyl]maleimide

Also known as: 5-(dimethylamino)-N-(2-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethyl)naphthalene-1-sulfonamide, 5-(dimethylamino)-N-[2-(2,5-dioxopyrrol-1-yl)ethyl]naphthalene-1-sulfonamide, N-(2-Maleimidoethyl)-5-dimethylamino-1-naphthalenesulfonamide, N-(2-Maleimidoethyl)dansylamide, 1-Naphthalenesulfonamide, N-[2-(2,5-dihydro-2,5-dioxo-1H-pyrrol-1-yl)ethyl]-5-(dimethylamino)-

N-[2-(Dansylamino)ethyl]maleimide (CAS 160291-45-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C18H19N3O4S and a molecular weight of 373.42600 g/mol. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
160291-45-2
Jingsj CID
J-1526329-3
Molecular Formula
C18H19N3O4S
Molecular Weight
373.42600 g/mol
Category
Organic Bases
Last updated
8/21/2026
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Physicochemical Properties

Exact Mass373.11000
PSA95.17000
LogP2.51870

GHS Safety & Compliance

IrritantSignal word: Warning
  • H302 — Harmful if swallowed

Customs & Trade Information

HS Code2935009090
Summary2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

Frequently Asked Questions

What is the CAS number of N-[2-(Dansylamino)ethyl]maleimide?

The CAS number of N-[2-(Dansylamino)ethyl]maleimide is 160291-45-2.

What are the molecular formula and molecular weight of N-[2-(Dansylamino)ethyl]maleimide?

N-[2-(Dansylamino)ethyl]maleimide has molecular formula C18H19N3O4S and molecular weight 373.42600 g/mol.

Is N-[2-(Dansylamino)ethyl]maleimide hazardous?

N-[2-(Dansylamino)ethyl]maleimide has GHS signal word Warning and hazard statements H302 — Harmful if swallowed.

What are the upstream and downstream products of N-[2-(Dansylamino)ethyl]maleimide?

For N-[2-(Dansylamino)ethyl]maleimide, Upstream Products: Dansyl chloride, Dansyl ethylenediamine.

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

Last updated:

How to cite: Jingsj. "N-[2-(Dansylamino)ethyl]maleimide (CAS 160291-45-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1526329-3 (accessed 2026-11-09).

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