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93435-28-0

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93435-28-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 93435-28-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,4,3 and 5 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 93435-28:
(7*9)+(6*3)+(5*4)+(4*3)+(3*5)+(2*2)+(1*8)=140
140 % 10 = 0
So 93435-28-0 is a valid CAS Registry Number.

93435-28-0Downstream Products

93435-28-0Relevant articles and documents

A simple method for the synthesis of 4-aryl-9-oxynaphthofuranone lignans

Kobayashi, Kazuhiro,Maeda, Kouji,Uneda, Tomokazu,Morikawa, Osamu,Konishi, Hisatoshi

, p. 443 - 446 (2007/10/03)

The 9-aryl-4-oxynaphthofuran-1(3H)-one system is generally synthesized in two steps from α-aryl-o-toluic acid derivatives. The method involves a tandem conjugate addition-Dieckmann type condensation between α-lithiated α-aryl-o-toluic acid derivatives and

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