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Last Updated: September 24, 2020

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Patent: 5,233,034

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Summary for Patent: 5,233,034
Title: Process for the purification of hemin, a novel derivative and process for its preparation
Abstract:Process for the purification of hemin by dissolving raw hemin into 1,3-dimethyl-2-imidazolidinone (DMI), the mixture is allowed to cool in order to crystallize the hemin in the form of a 1:3-adduct of hemin and DMI, whereafter the adduct obtained is split by mixing the same with warm water, a lower alcohol or in a mixture thereof, or by heating in a vacuum, and the liberated hemin is recovered. The invention also concerns a novel hemin derivative, that is the 1:3-adduct of hemin and DMI, and a process for its preparation.
Inventor(s): Toikka; Jarmo (Turku, FI)
Assignee: Huhtamaki Oy (Turku, FI)
Application Number:07/773,873
Patent Claims:see list of patent claims

Details for Patent 5,233,034

Applicant Tradename Biologic Ingredient Dosage Form BLA Number Approval Date Patent No. Assignee Estimated Patent Expiration Status Orphan Source
Recordati Rare Diseases, Inc. PANHEMATIN hemin POWDER, FOR SOLUTION 101246 1 1983-07-20   Start Trial Huhtamaki Oy (Turku, FI) 2010-08-03 search
>Applicant >Tradename >Biologic Ingredient >Dosage Form >BLA >Number >Approval Date >Patent No. >Assignee >Estimated Patent Expiration >Status >Orphan >Source

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Serving leading biopharmaceutical companies globally:

Medtronic
McKesson
Mallinckrodt
Express Scripts
Colorcon
Johnson and Johnson

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