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1,2-Diaminoanthraquinone

Also known as: 1,2-Diamino-9,10-anthracenedione, 1,2-Diamino-9,10-anthraquinone, 1,2-Diamino-10-anthracenedione, 1,2-Diaminoanthracene-9,10-dione, 1,2-DAA, DAA, NSC 39934

1,2-Diaminoanthraquinone (CAS 1758-68-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C14H10N2O2 and a molecular weight of 238.24100 g/mol. Key properties include a melting point of 289-291 °C(lit.), a boiling point of 548.8ºC at 760 mmHg, a density of 1.456 g/cm3 and a flash point of 285.7ºC. 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.
1758-68-5
Jingsj CID
J-48403-9
Molecular Formula
C14H10N2O2
Molecular Weight
238.24100 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point289-291 °C(lit.)
Boiling Point548.8ºC at 760 mmHg
Density1.456 g/cm3
Flash Point285.7ºC
Exact Mass238.07400
PSA86.18000
LogP2.78880
Vapor Pressure4.26E-12mmHg at 25°C
Refractive Index1.757

GHS Safety & Compliance

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

Activity & Biological Data

Additional Information[1]. María J Marín, et al. Fluorescence of 1,2-diaminoanthraquinone and its nitric oxide reaction product within macrophage cells. Chembiochem. 2011 Nov 4;12(16):2471-7. [2]. Francisco Galindo, et al. Spectroscopic studies of 1,2-diaminoanthraquinone (DAQ) as a fluorescent probe for the imaging of nitric oxide in living cells. Photochem Photobiol Sci. 2008 Jan;7(1):126-30.

Customs & Trade Information

HS Code2922399090
Summary2922399090 other amino-aldehydes, amino-ketones and amino-quinones, other than those containing more than one kind of oxygen function; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 1,2-Diaminoanthraquinone?

The CAS number of 1,2-Diaminoanthraquinone is 1758-68-5.

What are the molecular formula and molecular weight of 1,2-Diaminoanthraquinone?

1,2-Diaminoanthraquinone has molecular formula C14H10N2O2 and molecular weight 238.24100 g/mol.

Is 1,2-Diaminoanthraquinone hazardous?

1,2-Diaminoanthraquinone 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 1,2-Diaminoanthraquinone?

For 1,2-Diaminoanthraquinone, Upstream Products: 1-Aminoanthraquinone-2-sulfonic acid; Downstream Products: Anthrarufin, 1,8-Dihydroxyanthraquinone, 9,10-Dioxo-9,10-dihydroanthracene-2-carbaldehyde.

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

Last updated:

How to cite: Jingsj. "1,2-Diaminoanthraquinone (CAS 1758-68-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48403-9 (accessed 2026-11-06).

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