Luminol

鲁米诺

Also known as: 3-Aminophthalhydrazide, 3-Aminophthalic hydrazide, 5-Amino-2,3-dihydro-1,4-phthalazinedione, 5-Amino-2,3-dihydrophthalazine-1,4-dione, Diogenes Reagent, NSC 5064, MFCD00006890

Luminol (CAS 521-31-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C8H7N3O2 and a molecular weight of 177.160 g/mol. It is also known as 3-Aminophthalhydrazide, 3-Aminophthalic hydrazide and 5-Amino-2,3-dihydro-1,4-phthalazinedione. Key properties include a melting point of >300 °C(lit.), a boiling point of 621.9ºC at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 329.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
521-31-3
Jingsj CID
J-865690-4
Molecular Formula
C8H7N3O2
Chinese Name
鲁米诺
Molecular Weight
177.160 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point>300 °C(lit.)
Boiling Point621.9ºC at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point329.9ºC

Frequently Asked Questions

What is the CAS number of Luminol?

The CAS number of Luminol is 521-31-3.

What are the molecular formula and molecular weight of Luminol?

Luminol has molecular formula C8H7N3O2 and molecular weight 177.160 g/mol.

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

Last updated:

How to cite: Jingsj. "Luminol (CAS 521-31-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-865690-4 (accessed 2026-10-22).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.