Fosfomycin tromethamine

Also known as: Fosfomycin Trometamol, Fosfomycin trometamol, (2R-cis)-(3-Methyloxiranyl)phosphonic acid compound with 2-amino-2-(hydroxymethyl)propane-1,3-diol (1:1), Phosphonic acid, [(2R,3S)-3-methyloxiranyl]-, compd. with 2-amino-2-(hydroxymethyl)-1,3-propanediol (1:1), Monuril, Tromethamine fosfomycin

Fosfomycin tromethamine (CAS 78964-85-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C7H18NO7P and a molecular weight of 259.194 g/mol. Key properties include a boiling point of 357ºC at 760 mmHg and a flash point of 169.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 78964-85-9
Jingsj CID: J-1974743-5
Molecular Formula: C₇H₁₈NO₇P
Molecular Weight: 259.194 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	357ºC at 760 mmHg
Flash Point	169.7ºC
Exact Mass	259.082092
PSA	166.58000
Additional Property	Very soluble in water, slightly soluble in ethanol (96 per cent) and in methanol, practically insoluble in acetone.

Activity & Biological Data

Additional Information	[1]. Dijkmans AC, et al. Fosfomycin: Pharmacological, Clinical and Future Perspectives. Antibiotics (Basel). 2017 Oct 31;6(4). pii: E24.

Frequently Asked Questions

What is the CAS number of Fosfomycin tromethamine?

The CAS number of Fosfomycin tromethamine is 78964-85-9.

What are the molecular formula and molecular weight of Fosfomycin tromethamine?

Fosfomycin tromethamine has molecular formula C7H18NO7P and molecular weight 259.194 g/mol.

What are the upstream and downstream products of Fosfomycin tromethamine?

For Fosfomycin tromethamine, Upstream Products: Fosfomycin sodium.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Fosfomycin tromethamine (CAS 78964-85-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1974743-5 (accessed 2026-11-07).

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