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1134783-55-3

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1134783-55-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1134783-55-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,4,7,8 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1134783-55:
(9*1)+(8*1)+(7*3)+(6*4)+(5*7)+(4*8)+(3*3)+(2*5)+(1*5)=153
153 % 10 = 3
So 1134783-55-3 is a valid CAS Registry Number.

1134783-55-3Upstream product

1134783-55-3Relevant articles and documents

A novel fluoride-sensing scaffold by a peculiar acid-promoted trimerization of 5,6-dihydroxyindole

Panzella, Lucia,Pezzella, Alessandro,Arzillo, Marianna,Manini, Paola,Napolitano, Alessandra,d'Ischia, Marco

, p. 2032 - 2036 (2009)

An unusual rearranged trimer, 2-(2-amino-4,5-dihydroxybenzyl)-6,7-dihydroxy-3-(5,6-dihydroxyindol-3-yl)quinoline (1a), was obtained as the acetyl derivative (1b) by mild acid-promoted polymerization of 5,6-dihydroxyindole at pH 2. Compound 1b proved to be

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