Phenazine methosulfate

Also known as: 5-Methylphenazinium methosulfate, 5-methylphenazinium methyl sulfate, 5-Methylphenazinium, 5-Methylphezinium methosulfate, N-Methylphenazonium methosulfate, N-Methylphenazonium methyl sulphate, Phenazine methosulphate, Phenazine methyl sulfate, Phenazinium, 5-methyl-, methyl sulfate, 5-methylphenazin-5-ium methyl sulfate, N-Methylphenazine methylsulfate salt, PMS

Phenazine methosulfate (CAS 299-11-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H14N2O4S and a molecular weight of 306.337 g/mol. Key property: a melting point of 158-160 °C (dec.)(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 299-11-6
Jingsj CID: J-19224-5
Molecular Formula: C₁₄H₁₄N₂O₄S
Molecular Weight: 306.337 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	158-160 °C (dec.)(lit.)
Exact Mass	306.067413
PSA	91.58000
LogP	2.38630
Stability	Stable. Incompatible with strong oxidizing agents.
Additional Property	soluble

Customs & Trade Information

HS Code	2933990090
Summary	2933990090. 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 Phenazine methosulfate?

The CAS number of Phenazine methosulfate is 299-11-6.

What are the molecular formula and molecular weight of Phenazine methosulfate?

Phenazine methosulfate has molecular formula C14H14N2O4S and molecular weight 306.337 g/mol.

What are the upstream and downstream products of Phenazine methosulfate?

For Phenazine methosulfate, Upstream Products: Phenazine, Dimethyl sulfate, 5,10-Dihydro-5,10-dimethylphenazine; Downstream Products: Pyocyanin, 1-Hydroxyphenazine.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Phenazine methosulfate (CAS 299-11-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19224-5 (accessed 2026-11-09).

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