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1333478-77-5

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1333478-77-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1333478-77-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,3,4,7 and 8 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1333478-77:
(9*1)+(8*3)+(7*3)+(6*3)+(5*4)+(4*7)+(3*8)+(2*7)+(1*7)=165
165 % 10 = 5
So 1333478-77-5 is a valid CAS Registry Number.

1333478-77-5Downstream Products

1333478-77-5Relevant articles and documents

Synthesis of some amino-pyrimidines and pyrazolines as potent antimicrobial agents

Chidananda,Poojary, Boja,Sumangala,Kumari, N. Suchetha

, p. 337 - 342 (2013/09/24)

Base catalysed condensation of ketone (1) with different aromatic aldehydes afforded chalcones (2E)-2-arylidene-4-(3,4-dichlorophenyl)-3,4- dihydronaphthalen-1(2H)-ones (2a-j). These chalcones on cyclization with guanidine hydrochloride in the presence of few drops of sodium hydroxide in abs alcohol resulted in the formation of 2-amino-4-aryl-6-(3,4-dichlorophenyl)-5,6- dihydrobenzo [h] pyrimidines (3a-j). The cyclocondensation of 2a-j with phenyl hydrazine in the presence of triethylamine in abs alcohol yielded 3-aryl-5-(3,4-dichlorophenyi)-2-phenyl-3. 3a, 4,5-tetrahydro-2H-benzo [g] pyrazolines (4a-j). The structures of new compounds have been established by spectroscopic and elemental analysis. The new compounds have been tested for their antimicrobial activity.

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