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1-(4-Methoxy-bicyclo[4.2.0]octa-1(6),2,4-trien-7-yl)-3-(4-methoxy-phenyl)-propan-1-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128257-37-4

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128257-37-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128257-37-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,2,5 and 7 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 128257-37:
(8*1)+(7*2)+(6*8)+(5*2)+(4*5)+(3*7)+(2*3)+(1*7)=134
134 % 10 = 4
So 128257-37-4 is a valid CAS Registry Number.

128257-37-4Relevant academic research and scientific papers

Alkoxide-mediated oxidative ring expansion of benzocyclobutenes. A new route to 3,4-dihydroisocoumarines

Shishido, Kozo,Hiroya, Kou,Yamashita, Akitake,Tokunaga, Yuji,Fukumoto, Keiichiro

, p. 253 - 256 (2007/10/02)

Sequential treatment of the dianion of 6 with a variety of esters (10) and MoO5*pyridine*HMPA complex provided the rearranged 2-hydroxy-1-indanones (7) along with the 1-acylbenzocyclobutenes (8), which were easily converted to 7.Transformation of 7 to the

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