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6,6-Dimethyl-1-o-tolyl-5,7-dioxa-spiro[2.5]octane-4,8-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

97381-38-9

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97381-38-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97381-38-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,3,8 and 1 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 97381-38:
(7*9)+(6*7)+(5*3)+(4*8)+(3*1)+(2*3)+(1*8)=169
169 % 10 = 9
So 97381-38-9 is a valid CAS Registry Number.

97381-38-9Relevant academic research and scientific papers

SYNTHESIS OF E AND Z 1-AMINO-2-ARYL(ALKYL)-CYCLOPROPANECARBOXYLIC ACID via MELDRUM DERIVATIVES

Izquierdo, M. L.,Arenal, I.,Bernabe, M.,Alvarez, E. Fernandez

, p. 215 - 220 (2007/10/02)

The reaction of 5-arylidene(alkylidene)-2,2-dimethyl-1,3-dioxane-4,6-diones (1) (Meldrum's acid derivatives) with dimethylsulfoxonium methylide gave 1-aryl(alkyl)-6,6-dimethyl-4,8-dioxo-5,7-dioxaspiro octanes (2) which , on treatment with sodium meth

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