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5,6-Diamino-1,10-phenanthroline

Also known as: 1,10-Phenanthroline-5,6-diamine, 5,6-Diamino-1,10-phenanthroline

5,6-Diamino-1,10-phenanthroline (CAS 168646-54-6) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C12H10N4 and a molecular weight of 210.23500 g/mol. Key properties include a melting point of 258-262°C, a boiling point of 492.661ºC at 760 mmHg, a density of 1.414 g/cm3 and a flash point of 283.784ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
168646-54-6
Jingsj CID
J-1114696-6
Molecular Formula
C12H10N4
Molecular Weight
210.23500 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point258-262°C
Boiling Point492.661ºC at 760 mmHg
Density1.414 g/cm3
Flash Point283.784ºC
Exact Mass210.09100
PSA77.82000
LogP3.10980
Vapor Pressure0mmHg at 25°C
Refractive Index1.853
Storage Conditions2-8°C

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 5,6-Diamino-1,10-phenanthroline?

The CAS number of 5,6-Diamino-1,10-phenanthroline is 168646-54-6.

What are the molecular formula and molecular weight of 5,6-Diamino-1,10-phenanthroline?

5,6-Diamino-1,10-phenanthroline has molecular formula C12H10N4 and molecular weight 210.23500 g/mol.

What are the upstream and downstream products of 5,6-Diamino-1,10-phenanthroline?

For 5,6-Diamino-1,10-phenanthroline, Upstream Products: 6-nitro-1,10-phenanthrolin-5-amine, 1,10-Phenanthroline-5,6-dione, 5-Nitro-1,10-phenanthroline; Downstream Products: 1,10-Phenanthroline-5,6-dione.

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

Last updated:

How to cite: Jingsj. "5,6-Diamino-1,10-phenanthroline (CAS 168646-54-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1114696-6 (accessed 2026-11-09).

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