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7,9-diphenyl-6-oxaspiro[3.5]non-7-en-5-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1138320-90-7

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1138320-90-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1138320-90-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,8,3,2 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1138320-90:
(9*1)+(8*1)+(7*3)+(6*8)+(5*3)+(4*2)+(3*0)+(2*9)+(1*0)=127
127 % 10 = 7
So 1138320-90-7 is a valid CAS Registry Number.

1138320-90-7Downstream Products

1138320-90-7Relevant academic research and scientific papers

Reaction of substituted chalcones with methyl 1- bromocycloalkanecarboxylates and zinc

Kirillov,Gavrilov

, p. 1422 - 1424 (2008)

Methyl 1-bromocyclopentane-and 1-bromocyclobutanecarboxylates react with zinc and substituted chalcones to form spiro-3,4-dihydropyran-2-one derivatives: 8, 10-diaryl-7-oxaspiro[4.5]dec-8-en-6-ones and 7,9-diaryl-6-oxaspiro[3.5]non- 7-en-5-ones, respectiv

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