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Osalmide

Also known as: 2-Hydroxy-N-(4-hydroxyphenyl)benzamide, 4-Hydroxysalicylanilide, N-Salicoylaminophenol, Oksafenamide, Auxobil, Bilene, Bilocol, Driol, Enidran, L1718, Phps, LOIRD, MFCD00020026

Osalmide (CAS 526-18-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C13H11NO3 and a molecular weight of 229.231 g/mol. Key properties include a melting point of 179ºC, a boiling point of 350.8±27.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 165.9±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
526-18-1
Jingsj CID
J-1993074-3
Molecular Formula
C13H11NO3
Molecular Weight
229.231 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point179ºC
Boiling Point350.8±27.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point165.9±23.7 °C
Exact Mass229.073898
PSA69.56000
LogP2.53
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.711

Activity & Biological Data

TargetIC50: 8.23 μM (ribonucleotide reductase)[1]
Additional Information[1]. Liu X, et al. Inhibition of hepatitis B virus replication by targeting ribonucleotide reductase M2 protein. Biochem Pharmacol. 2016 Mar 1;103:118-28.

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Osalmide?

The CAS number of Osalmide is 526-18-1.

What are the molecular formula and molecular weight of Osalmide?

Osalmide has molecular formula C13H11NO3 and molecular weight 229.231 g/mol.

What are the upstream and downstream products of Osalmide?

For Osalmide, Upstream Products: 4-Aminophenol, Salicylic acid, Phenyl salicylate.

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

Last updated:

How to cite: Jingsj. "Osalmide (CAS 526-18-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1993074-3 (accessed 2026-11-06).

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