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Effects of some derivatives of 2-amino-4-oxy-6-pteridine carboxaldehyde on the growth of streptococcus faecalis and lactobacillus arabinosus

✍ Scribed by S. Ghosh; D. Roy; B. C. Guha


Publisher
Springer
Year
1958
Tongue
English
Weight
324 KB
Volume
45
Category
Article
ISSN
0028-1042

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✍ Rafal Kaminski; Urs Lauk; Peter Skrabal; Heinrich Zollinger 📂 Article 📅 1983 🏛 John Wiley and Sons 🌐 German ⚖ 879 KB

## Abstract Azo coupling of 6‐amino‐4‐hydroxy‐2‐naphthalenesulfonic acid **(1)** with 3‐trifluoromethyl‐ and 4‐nitrobenzenediazonium ion in relative highly concentrated aqueous alkaline solutions gave ratios of aminoazo to hydroxyazo compounds which are much higher than expected on the basis of the