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1003322-66-4

1003322-66-4

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1003322-66-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1003322-66-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,3,3,2 and 2 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1003322-66:
(9*1)+(8*0)+(7*0)+(6*3)+(5*3)+(4*2)+(3*2)+(2*6)+(1*6)=74
74 % 10 = 4
So 1003322-66-4 is a valid CAS Registry Number.

1003322-66-4Downstream Products

1003322-66-4Relevant articles and documents

Synthesis of new pyridazinone derivatives: 2,6-Disubstituted 5-hydroxy-3(2H)-pyridazinone-4-carboxylic acid ethyl esters

Li, Lian-Sheng,Zhou, Yuefen,Zhao, Jingjing,Dragovich, Peter S.,Stankovic, Nebojsa,Bertolini, Thomas M.,Murphy, Douglas E.,Sun, Zhongxiang,Tran, Chinh V.,Ayida, Benjamin K.,Ruebsam, Frank,Webber, Stephen E.

, p. 3301 - 3308 (2008/09/20)

2,6-Disubstituted 5-hydroxy-3(2H)-pyridazinone-4-carboxylic acid ethyl esters were synthesized from α-keto esters via an efficient three-step sequence including hydrazone formation, acylation with ethyl malonyl chloride, and subsequent Dieckmann cyclizati

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