80466-56-4Relevant articles and documents
A 2,5-diamino -4,6-dihydroxy-pyridine synthesis method (by machine translation)
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Paragraph 0004; 0007, (2016/11/17)
The invention relates to a method for synthesis of compound, a 2,5? Diaminotriphenylamine? 4,6? Dihydroxybenzonic pyridine synthesis method. This method, in order to c diethyl adipic acid and hydrochloric acid guanidine is raw materials, through nitration, ammoniation reduction a series of reaction 2,5? Diaminotriphenylamine? 4,6? Dihydroxybenzonic pyridine, the method the production cost is cheap, mild reaction conditions, high yield. (by machine translation)
The Synthesis and Chlorination of Some Pyrimidin-4-ols Having 5-Nitrogen Functionality
Harnden, Michael R.,Hurst, Derek T.
, p. 47 - 53 (2007/10/02)
Syntheses of a number of pyrimidin-4-ols having 5-nitrogen functionality are described.Phosphorus oxychloride/diethylaniline chlorination of 6-amino-2-methylthio-5-nitropyrimidin-4-ol gave the corresponding 6-chloro derivative.However, 2-amino-6-methylthi
Pterins. VII. Preparation of 6,6-dimethyl-5,6,7,8-tetrahydropterin hydrochloride
Armarego,Waring
, p. 1921 - 1933 (2007/10/02)
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