Proflavine Hemisulfate

硫酸原黄素

Also known as: Proflavine hemisulfate, 3,6-Diaminoacridine hemisulfate, Proflavine hemisulfate salt, Proflavine hemisulphate, Proflavine sulfate, Acridine-3,6-diamine hemisulfate, 3,6-Acridinediamine sulfate (2:1), Proflavine hemisulfate hydrate, Proflavine hemisulfate salt dihydrate, Proflavine hemisulfate salt hydrate, Proflavin hemisulfate

Proflavine Hemisulfate (CAS 1811-28-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H11N3.1/2H2O4S and a molecular weight of 258.29 g/mol. It is also known as Proflavine hemisulfate, 3,6-Diaminoacridine hemisulfate and Proflavine hemisulfate salt. Key properties include a melting point of 284-286ºC, a boiling point of 506.9ºC at 760 mmHg, a density of 1.346 g/cm3 and a flash point of 292.9ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1811-28-5
Jingsj CID
J-47349-7
Molecular Formula
C13H11N312H2O4S
Chinese Name
硫酸原黄素
Molecular Weight
258.29 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point284-286ºC
Boiling Point506.9ºC at 760 mmHg
Density1.346 g/cm3
Flash Point292.9ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Proflavine Hemisulfate?

The CAS number of Proflavine Hemisulfate is 1811-28-5.

What are the molecular formula and molecular weight of Proflavine Hemisulfate?

Proflavine Hemisulfate has molecular formula C13H11N3.1/2H2O4S and molecular weight 258.29 g/mol.

Is Proflavine Hemisulfate hazardous?

Proflavine Hemisulfate has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Proflavine Hemisulfate (CAS 1811-28-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-47349-7 (accessed 2026-10-23).

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