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87356-99-8

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87356-99-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87356-99-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,3,5 and 6 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 87356-99:
(7*8)+(6*7)+(5*3)+(4*5)+(3*6)+(2*9)+(1*9)=178
178 % 10 = 8
So 87356-99-8 is a valid CAS Registry Number.

87356-99-8Downstream Products

87356-99-8Relevant articles and documents

2,4-Diamino-5-arylazo-6-(substituted amino)pyrimidines as Possible Folic Acid Antagonists

Sen, D.,Bhowmik, Smriti Rekha,Sengupta, Purnendu

, p. 388 - 391 (2007/10/02)

The title compounds 5-arylazopyrimidines (I-XXV) have been prepared by coupling 2,4-diamino-6-(substituted amino)pyrimidines with diazotised arylamines.These compounds inhibit the growth of Streptococcus faecalis and act as folic acid antagonists.The growth inhibition has been compared with that produced by the parent compounds and some well known antibiotics.Structure activity relationship has also been discussed.

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