Dexamethasone sodium phosphate

地塞米松磷酸钠

Also known as: Dexamethasone 21-phosphate disodium salt, Dexamethasone 21-(disodium phosphate), Dexamethasone phosphate disodium, Disodium (11β,16α)-9-fluoro-11,17-dihydroxy-16-methyl-3,20-dioxopregna-1,4-dien-21-yl phosphate, Dexamethasone disodium phosphate, Dalalone, Hexadrol, Oradexon, Solu-Decadron, Turbinaire, Wymesone, 9-Fluoro-11b,17,21-trihydroxy-16a-methylpregna-1,4-diene-3,20-dione 21-(dihydrogen phosphate) disodium salt, MFCD00079105, EINECS 219-243-0, UNII AI9376Y64P

Dexamethasone sodium phosphate (CAS 2392-39-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C22H28FNa2O8P and a molecular weight of 516.405 g/mol. It is also known as Dexamethasone 21-phosphate disodium salt, Dexamethasone 21-(disodium phosphate) and Dexamethasone phosphate disodium. Key properties include a melting point of 233-235 °C, a boiling point of 669.6ºC at 760 mmHg, a density of 1.32g/cm3 and a flash point of 358.7ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H351 — Suspected of causing cancer and H361 — Suspected of damaging fertility or the unborn child. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2392-39-4
Jingsj CID: J-25024-3
Molecular Formula: C₂₂H₂₈FNa₂O₈P
Chinese Name: 地塞米松磷酸钠
Molecular Weight: 516.405 g/mol
Category: Organic Acids
Last updated: 8/21/2026

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	233-235 °C
Boiling Point	669.6ºC at 760 mmHg
Density	1.32g/cm3
Flash Point	358.7ºC
Exact Mass	516.130127
PSA	156.83000
LogP	2.88910
Vapor Pressure	2.81E-15mmHg at 25°C
Refractive Index	1.591
Additional Property	H2O: 50 mg/mL, clear, faintly yellow

GHS Safety & Compliance

Irritant / Health HazardSignal word: Warning

H302 — Harmful if swallowed
H351 — Suspected of causing cancer
H361 — Suspected of damaging fertility or the unborn child

Activity & Biological Data

Target	Glucocorticoid receptor[1]
Additional Information	[1]. LaLone CA, et al. Effects of a glucocorticoid receptor agonist, Dexamethasone, on fathead minnow reproduction, growth, and development. Environ Toxicol Chem. 2012 Mar;31(3):611-22. [2]. Adcock IM, et al. Ligand-induced differentiation of glucocorticoid receptor (GR) trans-repression and transactivation: preferential targetting of NF-kappaB and lack of I-kappaB involvement. Br J Pharmacol. 1999 Jun;127(4):1003-11. [3]. Rocksén D, et al. Differential anti-inflammatory and anti-oxidative effects of Dexamethasone and N-acetylcysteine in endotoxin-induced lung inflammation. Clin Exp Immunol. 2000 Nov;122(2):249-56. [4]. Roussel D, et al. Dexamethasone treatment specifically increases the basal proton conductance of rat liver mitochondria. FEBS Lett. 2003 Apr 24;541(1-3):75-9.

Target

Glucocorticoid receptor[1]

Additional Information

[1]. LaLone CA, et al. Effects of a glucocorticoid receptor agonist, Dexamethasone, on fathead minnow reproduction, growth, and development. Environ Toxicol Chem. 2012 Mar;31(3):611-22. [2]. Adcock IM, et al. Ligand-induced differentiation of glucocorticoid receptor (GR) trans-repression and transactivation: preferential targetting of NF-kappaB and lack of I-kappaB involvement. Br J Pharmacol. 1999 Jun;127(4):1003-11. [3]. Rocksén D, et al. Differential anti-inflammatory and anti-oxidative effects of Dexamethasone and N-acetylcysteine in endotoxin-induced lung inflammation. Clin Exp Immunol. 2000 Nov;122(2):249-56. [4]. Roussel D, et al. Dexamethasone treatment specifically increases the basal proton conductance of rat liver mitochondria. FEBS Lett. 2003 Apr 24;541(1-3):75-9.

Customs & Trade Information

HS Code	2919900090
Summary	2919900090 other phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Frequently Asked Questions

What is the CAS number of Dexamethasone sodium phosphate?

The CAS number of Dexamethasone sodium phosphate is 2392-39-4.

What are the molecular formula and molecular weight of Dexamethasone sodium phosphate?

Dexamethasone sodium phosphate has molecular formula C22H28FNa2O8P and molecular weight 516.405 g/mol.

Is Dexamethasone sodium phosphate hazardous?

Dexamethasone sodium phosphate has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H351 — Suspected of causing cancer; H361 — Suspected of damaging fertility or the unborn child.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Dexamethasone sodium phosphate (CAS 2392-39-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-25024-3 (accessed 2026-10-28).

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