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Levodropropizine

Also known as: (S)-(-)-Dropropizine, (S)-Dropropizine, (-)-Dropropizine, LVDP, Levotuss, Rapitus, l-Dropropizine, Levdropropizina, Rapitux, (2S)-3-(4-Phenyl-1-piperazinyl)-1,2-propanediol, (2S)-3-(4-phenylpiperazin-1-yl)propane-1,2-diol, 1,2-Propanediol, 3-(4-phenyl-1-piperazinyl)-, (2S)-

Levodropropizine (CAS 99291-25-5) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C13H20N2O2 and a molecular weight of 236.310 g/mol. Key properties include a melting point of 102-106ºC, a boiling point of 412.7±34.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 220.9±24.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
99291-25-5
Jingsj CID
J-1975716-5
Molecular Formula
C13H20N2O2
Molecular Weight
236.310 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point102-106ºC
Boiling Point412.7±34.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point220.9±24.3 °C
Exact Mass236.152481
PSA46.94000
LogP0.46
Vapor Pressure0.0±1.0 mmHg at 25°C
Refractive Index1.577
Storage ConditionsRefrigerator

Activity & Biological Data

Additional Information[1]. Zanasi A, et al. Levodropropizine for treating cough in adult and children: a meta-analysis of published studies. Multidiscip Respir Med. 2015 May 31;10(1):19.

Customs & Trade Information

HS Code2933599090
Summary2933599090. other compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure. 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 Levodropropizine?

The CAS number of Levodropropizine is 99291-25-5.

What are the molecular formula and molecular weight of Levodropropizine?

Levodropropizine has molecular formula C13H20N2O2 and molecular weight 236.310 g/mol.

What are the upstream and downstream products of Levodropropizine?

For Levodropropizine, Upstream Products: 1-Phenylpiperazine, [(2S)-2,3-dihydroxypropyl] 4-methylbenzenesulfonate, (S)-Glycidyl tosylate.

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

Last updated:

How to cite: Jingsj. "Levodropropizine (CAS 99291-25-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1975716-5 (accessed 2026-11-09).

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