Orciprenaline sulfate

硫酸奥西那林

Also known as: Metaproterenol hemisulfate, Metaproterenol sulfate, Orciprenaline hemisulfate, 1-(3,5-dihydroxyphenyl)-2-(isopropylamino)ethanol sulfate (2:1), 3,5-dihydroxy-alpha-((isopropylamino)methyl)benzyl alcohol sulfate (2:1), Alotec, Metaprel, Novasmasol

Orciprenaline sulfate (CAS 5874-97-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H17NO3.1/2H2O4S and a molecular weight of 520.59400 g/mol. It is also known as Metaproterenol hemisulfate, Metaproterenol sulfate and Orciprenaline hemisulfate. Key properties include a melting point of 202-203°, a boiling point of 417.5ºC at 760mmHg, a density of 1.199g/cm3 and a flash point of 179.7ºC. It is classified under GHS with signal word Warning and hazard statements H332 — Harmful if inhaled. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5874-97-5
Jingsj CID
J-1959192-6
Molecular Formula
C11H17NO312H2O4S
Chinese Name
硫酸奥西那林
Molecular Weight
520.59400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point202-203°
Boiling Point417.5ºC at 760mmHg
Density1.199g/cm3
Flash Point179.7ºC
Exact Mass520.20900
PSA228.42000
LogP3.46820
Additional PropertyFreely soluble in water, slightly soluble in ethanol (96 per cent), practically insoluble in methylene chloride.

GHS Safety & Compliance

IrritantSignal word: Warning
  • H332 — Harmful if inhaled

Activity & Biological Data

TargetIC50: 68 nM (β2-adrenergic receptor)[1]
Additional Information[1]. Noh H, et al. Beta 2-adrenergic receptor agonists are novel regulators of macrophage activation in diabetic renal and cardiovascular complications. Kidney Int. 2017 Jul;92(1):101-113. [2]. Ibrahim FA, et al. Highly sensitive spectrofluorimetric method for rapid determination of orciprenaline in biological fluids and pharmaceuticals. Luminescence. 2019 Feb;34(1):77-83.

Frequently Asked Questions

What is the CAS number of Orciprenaline sulfate?

The CAS number of Orciprenaline sulfate is 5874-97-5.

What are the molecular formula and molecular weight of Orciprenaline sulfate?

Orciprenaline sulfate has molecular formula C11H17NO3.1/2H2O4S and molecular weight 520.59400 g/mol.

Is Orciprenaline sulfate hazardous?

Orciprenaline sulfate has GHS signal word Warning and hazard statements H332 — Harmful if inhaled.

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

Last updated:

How to cite: Jingsj. "Orciprenaline sulfate (CAS 5874-97-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1959192-6 (accessed 2026-10-28).

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