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(E)-2-Methyl-1-(2,3,5-trimethoxy-4-methyl-phenyl)-but-2-en-1-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

134255-77-9

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134255-77-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134255-77-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,2,5 and 5 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 134255-77:
(8*1)+(7*3)+(6*4)+(5*2)+(4*5)+(3*5)+(2*7)+(1*7)=119
119 % 10 = 9
So 134255-77-9 is a valid CAS Registry Number.

134255-77-9Relevant academic research and scientific papers

An Investigation into the Unusual Formation of an Isocoumarin by Acetylation of 2,3,6-Trimethoxytoluene with (E)-2-Methylbut-2-enoic Acid and Trifluoroacetic Anhydride

Botha, Marc E.,Giles, Robin G. F.,Moorhoff, Cornelis M.,Engelhardt, Lutz M.,White, Allan H.,et al.

, p. 89 - 95 (2007/10/02)

Prolonged reaction of 2,3,6-trimethoxytoluene with an excess of premixed (E)-2-methylbut-2-enoic acid and trifluoroacetic anhydride in air affords 5,6,8-trimethoxy-3,4,7-trimethylisocoumarin 11 in 66percent yield as the sole product isolated, the structur

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