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Pyocyanin

Also known as: Pyocyanine, 5-methyl-1(5H)-phenazinone, 5-methylphenazin-1(5H)-one, 1-hydroxy-5-methyl-phenazinium betaine, 1-hydroxy-5-methylphenazine, 5-Methylphenazin-5-ium-1-olate, Sanasin, Sanazin

Pyocyanin (CAS 85-66-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C13H10N2O and a molecular weight of 210.231 g/mol. Key properties include a boiling point of 403.3ºC at 760 mmHg, a density of 1.24g/cm3 and a flash point of 197.7ºC. It is classified under GHS with signal word Danger and hazard statements H302 — Harmful if swallowed and H318 — Causes serious eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
85-66-5
Jingsj CID
J-1955927-4
Molecular Formula
C13H10N2O
Molecular Weight
210.231 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point403.3ºC at 760 mmHg
Density1.24g/cm3
Flash Point197.7ºC
Exact Mass210.079315
PSA39.83000
LogP2.35630
Refractive Index1.665

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H302 — Harmful if swallowed
  • H318 — Causes serious eye damage

Activity & Biological Data

Additional Information[1]. Paulina Castañeda-Tamez, et al. Pyocyanin Restricts Social Cheating in Pseudomonas aeruginosa . Front Microbiol. 2018 Jun 27;9:1348.

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 Pyocyanin?

The CAS number of Pyocyanin is 85-66-5.

What are the molecular formula and molecular weight of Pyocyanin?

Pyocyanin has molecular formula C13H10N2O and molecular weight 210.231 g/mol.

Is Pyocyanin hazardous?

Pyocyanin has GHS signal word Danger and hazard statements H302 — Harmful if swallowed; H318 — Causes serious eye damage.

What are the upstream and downstream products of Pyocyanin?

For Pyocyanin, Upstream Products: Phenazine methosulfate.

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

Last updated:

How to cite: Jingsj. "Pyocyanin (CAS 85-66-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1955927-4 (accessed 2026-11-09).

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