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18732-47-3

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18732-47-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18732-47-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,7,3 and 2 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 18732-47:
(7*1)+(6*8)+(5*7)+(4*3)+(3*2)+(2*4)+(1*7)=123
123 % 10 = 3
So 18732-47-3 is a valid CAS Registry Number.

18732-47-3Downstream Products

18732-47-3Relevant articles and documents

The preparation of 2-[4,5-dihydro-3-aryl-5-isoxazolyl]-phenols from C(α),O-dilithiooximes and lithiated hydroxyaryl aldehydes

Williams,Angel,French,Hurst,Beckman,Beam

, p. 1977 - 1988 (1999)

C(α),O-Oximes were dilithiated in excess lithium diisopropylamide, and the resulting intermediates were condensed with lithiated hydroxyphenyl aldehydes and related materials and cyclized with acid to afford 2-[4,5- dihydro-3-aryl-5-isoxazolyl]phenols, substituted 4,5-dihydroisoxazoles (2- isoxazolines).

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