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143772-66-1

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143772-66-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143772-66-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,7,7 and 2 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 143772-66:
(8*1)+(7*4)+(6*3)+(5*7)+(4*7)+(3*2)+(2*6)+(1*6)=141
141 % 10 = 1
So 143772-66-1 is a valid CAS Registry Number.

143772-66-1Downstream Products

143772-66-1Relevant articles and documents

A New Synthetic Route to Pyrrolocarbazoles, 1H-Benzofuroindoles and 1H-Benzothienoindoles

Chunchatprasert, Laddawan,Rao, K. R. Nagaraja,Shannon, Patrick V. R.

, p. 1779 - 1784 (2007/10/02)

The heterocyclic systems pyrrolocarbazole, 1H-benzofuroindole and 1H-benzothienoindole were synthesized by Montmorillonite K10 clay-catalysed condensation of 5-acetoxymethyl-4-acetylpyrroles with various indoles, benzofuran and ben

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