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6-(4-Nitro-phenyl)-8-phenyl-8,9-dihydro-7H-pyrimido[4,5-b][1,4]diazepin-4-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

135039-35-9

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135039-35-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 135039-35-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,0,3 and 9 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 135039-35:
(8*1)+(7*3)+(6*5)+(5*0)+(4*3)+(3*9)+(2*3)+(1*5)=109
109 % 10 = 9
So 135039-35-9 is a valid CAS Registry Number.

135039-35-9Downstream Products

135039-35-9Relevant academic research and scientific papers

2,4-DIARYL-2,3-DIHYDRO-1H-PYRIMIDO-1,5-DIAZEPINES

Orlov, V. D.,Kolos, N. N.,Zhidkova, E. V.,Papiashvili, I. Z.

, p. 205 - 210 (1991)

It has been shown that chalcones react with 5,6-diamino-4-hydroxypyrimidine to form 2,3-dihydro-1H-pyrimido-1,5-diazepines but aromatic aldehydes and methyl ketones give the monoazomethines.The mechanism and tendency to form the 7-membered ring are

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