DD7498A1 - Process for the preparation of durable solutions in the 1,3-position of substituted xanthines - Google Patents

Process for the preparation of durable solutions in the 1,3-position of substituted xanthines

Info

Publication number
DD7498A1
DD7498A1 DD1156851A DD1156851A DD7498A1 DD 7498 A1 DD7498 A1 DD 7498A1 DD 1156851 A DD1156851 A DD 1156851A DD 1156851 A DD1156851 A DD 1156851A DD 7498 A1 DD7498 A1 DD 7498A1
Authority
DD
German Democratic Republic
Prior art keywords
preparation
substituted xanthines
durable solutions
durable
solutions
Prior art date
Application number
DD1156851A
Other languages
German (de)
Inventor
Helmut Dr Weissenburger
Koch Dr Rupprecht
Original Assignee
Byk Gulden Lomberg Chem Fab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Byk Gulden Lomberg Chem Fab filed Critical Byk Gulden Lomberg Chem Fab
Priority to DD1156851A priority Critical patent/DD7498A1/en
Publication of DD7498A1 publication Critical patent/DD7498A1/en

Links

DD1156851A 1951-02-20 1951-02-20 Process for the preparation of durable solutions in the 1,3-position of substituted xanthines DD7498A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DD1156851A DD7498A1 (en) 1951-02-20 1951-02-20 Process for the preparation of durable solutions in the 1,3-position of substituted xanthines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD1156851A DD7498A1 (en) 1951-02-20 1951-02-20 Process for the preparation of durable solutions in the 1,3-position of substituted xanthines

Publications (1)

Publication Number Publication Date
DD7498A1 true DD7498A1 (en) 1954-05-31

Family

ID=37972334

Family Applications (1)

Application Number Title Priority Date Filing Date
DD1156851A DD7498A1 (en) 1951-02-20 1951-02-20 Process for the preparation of durable solutions in the 1,3-position of substituted xanthines

Country Status (1)

Country Link
DD (1) DD7498A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0213514A2 (en) * 1985-08-19 1987-03-11 Takeda Chemical Industries, Ltd. Aqueous liquid preparation

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0213514A2 (en) * 1985-08-19 1987-03-11 Takeda Chemical Industries, Ltd. Aqueous liquid preparation
EP0213514A3 (en) * 1985-08-19 1987-07-22 Takeda Chemical Industries, Ltd. Aqueous liquid preparation
US4728509A (en) * 1985-08-19 1988-03-01 Takeda Chemical Industries, Ltd. Aqueous liquid preparation

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