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1253372-65-4

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1253372-65-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1253372-65-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,3,3,7 and 2 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1253372-65:
(9*1)+(8*2)+(7*5)+(6*3)+(5*3)+(4*7)+(3*2)+(2*6)+(1*5)=144
144 % 10 = 4
So 1253372-65-4 is a valid CAS Registry Number.

1253372-65-4Upstream product

1253372-65-4Downstream Products

1253372-65-4Relevant articles and documents

Synthesis and biological activity of 4-hydroxy-3-(1,5-diaryl-3-oxo-pent-4-enyl)chromen-2-ones

Jadhav, Mohan R.,Shinde, Devanand B.

experimental part, p. 555 - 560 (2010/10/04)

The substituted warfarin acid chalcones have been prepared by condensation of warfarin acid and aromatic/aliphatic aldehyde using aq. NaOH as catalyst. The method is simple, cost-effective and gives good yield in a short reaction time. All the compounds synthesized have been characterized by IR, NMR and Mass spectra. A new series of 4-hydroxy-3-(3-oxo-1,5-diaryl-3-oxo-pent-4-enyl)-chromen-2-ones were synthesized and submitted to biological activity. Result of the biological screening showed the compounds 3b, 3h being the most effective among the various treatments in antimicrobial screening. Compounds 3c, 3d, 3k and 3l showed moderate activity against the microorganisms tested. Compounds 3e, 3h have shown good antifungal activity.

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