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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 502497Generated: November 3, 2026

Midazolam → Midazolam Maleate

https://huagongshe.com/reaction/502497

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMidazolamHCID 4192—
ReactantMaleic AcidHCID 444266—
ProductMidazolam MaleateHCID 5384200—

Reaction Steps

can include, for example, dissolving the midazolam base produced in step (a) in a solvent or a solvent mixture, e.g., at elevated temperature; adding maleic acid, e.g., as a solution in a solvent, which can include an organic solvent, to produce midazolam maleate; allowing the solution to cool sufficiently to precipitate midazolam maleate (e.g., in the form of crystals); and collecting the precipitate, e.g., by filtration and, optionally, washing and/or drying the precipitate.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07776852B2
Source datasetuspto-grants-2010_08
ORD IDord-792409bc9d224125b79534d4a88f45ec
Source noteuspto-grants-2010_08