Droxidopa

屈西多巴

Also known as: L-DOPS, DOPS, L-threo-3,4-Dihydroxyphenylserine, L-threo-3-(3,4-Dihydroxyphenyl)serine, SM 5688, (-)-threo-3,4-Dihydroxyphenylserine, (2S,3R)-3-(3,4-Dihydroxyphenyl)-2-amino-3-hydroxypropanoic acid, L-threo-β-(3,4-Dihydroxyphenyl)serine, threo-Dopaserine

Droxidopa (CAS 23651-95-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C9H11NO5 and a molecular weight of 213.187 g/mol. It is also known as L-DOPS, DOPS and L-threo-3,4-Dihydroxyphenylserine. Key properties include a melting point of 232-235° (dec); mp 229-232° (dec) (Ohashi), a boiling point of 549.8±50.0 °C at 760 mmHg, a density of 1.608g/cm3 and a flash point of 286.3±30.1 °C. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
23651-95-8
Jingsj CID
J-28898-5
Molecular Formula
C9H11NO5
Chinese Name
屈西多巴
Molecular Weight
213.187 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Physicochemical Properties

Melting Point232-235° (dec); mp 229-232° (dec) (Ohashi)
Boiling Point549.8±50.0 °C at 760 mmHg
Density1.608g/cm3
Flash Point286.3±30.1 °C

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of Droxidopa?

The CAS number of Droxidopa is 23651-95-8.

What are the molecular formula and molecular weight of Droxidopa?

Droxidopa has molecular formula C9H11NO5 and molecular weight 213.187 g/mol.

Is Droxidopa hazardous?

Droxidopa has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "Droxidopa (CAS 23651-95-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28898-5 (accessed 2026-10-23).

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