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4-(Diethylamino)salicylaldehyde

Also known as: 4-(Diethylamino)-2-hydroxybenzaldehyde, 4-Diethylamino-2-hydroxybenzaldehyde, 2-Hydroxy-4-diethylaminobenzaldehyde, Benzaldehyde, 4-(diethylamino)-2-hydroxy-, 4-N,N-diethylamino-2-hydroxybenzaldehyde, 4-Diethylaminosalicylaldehyde, DEMAP ALDEHYDE

4-(Diethylamino)salicylaldehyde (CAS 17754-90-4) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C11H15NO2 and a molecular weight of 193.242 g/mol. Key properties include a melting point of 60-62 °C(lit.), a boiling point of 328.3±27.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 152.3±23.7 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
17754-90-4
Jingsj CID
J-1498320-1
Molecular Formula
C11H15NO2
Molecular Weight
193.242 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point60-62 °C(lit.)
Boiling Point328.3±27.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point152.3±23.7 °C
Exact Mass193.110275
PSA40.54000
LogP2.81
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.602

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2922509090
Summary2922509090. other amino-alcohol-phenols, amino-acid-phenols and other amino-compounds with oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-(Diethylamino)salicylaldehyde?

The CAS number of 4-(Diethylamino)salicylaldehyde is 17754-90-4.

What are the molecular formula and molecular weight of 4-(Diethylamino)salicylaldehyde?

4-(Diethylamino)salicylaldehyde has molecular formula C11H15NO2 and molecular weight 193.242 g/mol.

Is 4-(Diethylamino)salicylaldehyde hazardous?

4-(Diethylamino)salicylaldehyde has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 4-(Diethylamino)salicylaldehyde?

For 4-(Diethylamino)salicylaldehyde, Upstream Products: N,N-Dimethylformamide, 3-(Diethylamino)phenol; Downstream Products: 3-(5-Chloro-2-benzoxazolyl)-7-(diethylamino)-2H-1-benzopyran-2-one, Coumarin 6, 7-(Diethylamino)coumarin-3-carboxylic acid.

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

Last updated:

How to cite: Jingsj. "4-(Diethylamino)salicylaldehyde (CAS 17754-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1498320-1 (accessed 2026-11-09).

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