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1189355-75-6

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1189355-75-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1189355-75-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,9,3,5 and 5 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1189355-75:
(9*1)+(8*1)+(7*8)+(6*9)+(5*3)+(4*5)+(3*5)+(2*7)+(1*5)=196
196 % 10 = 6
So 1189355-75-6 is a valid CAS Registry Number.

1189355-75-6Downstream Products

1189355-75-6Relevant academic research and scientific papers

Synthesis of 3-allenylindoles and 3-dienylindoles by Br?nsted acid catalyzed allenylation of 2-arylindoles with tertiary propargylic alcohols

Sanz, Roberto,Gohain, Mukut,Miguel, Delia,Martínez, Alberto,Rodríguez, Félix

experimental part, p. 1985 - 1989 (2010/03/31)

The Br?nsted acid catalyzed direct nucleophilic substitution of tertiary propargylic alcohols with 2-aryl-substituted indoles has been studied. A competitive allenylation process takes place with appropriate substituents on the alkynol moiety. Starting fr

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