๐”– Bobbio Scriptorium
โœฆ   LIBER   โœฆ

A hitherto unknown hellenistic treatise on the regular polyhedra

โœ Scribed by Y.T Langermann; J.P Hogendijk


Publisher
Elsevier Science
Year
1984
Tongue
English
Weight
144 KB
Volume
11
Category
Article
ISSN
0315-0860

No coin nor oath required. For personal study only.


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New findings on degradation of famotidin
โœ Saranjit Singh; Sanjeev Kumar; Nishi Sharda; Asit K. Chakraborti ๐Ÿ“‚ Article ๐Ÿ“… 2002 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 104 KB

The degradation behavior of famotidine (1) was investigated in 25% ammonia solution and in 2 M NaOH. The hydrolysis of the drug in ammonia resulted in separation of [3-[[2-[(diaminomethylene)amino]-4-thiazolyl]methyl]thio]propionamide (3), an impurity listed in British Pharmacopoeia. The treatment w