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8-propyl-3,3a,8,8a-tetrahydro-1H-indeno<1,2-c>furan-1-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

143994-23-4

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143994-23-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 143994-23-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,9,9 and 4 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 143994-23:
(8*1)+(7*4)+(6*3)+(5*9)+(4*9)+(3*4)+(2*2)+(1*3)=154
154 % 10 = 4
So 143994-23-4 is a valid CAS Registry Number.

143994-23-4Downstream Products

143994-23-4Relevant academic research and scientific papers

Furan-2(3H)- and 2(5H)-ones. Part 5. Photoreaction of 3-Benzylfuran-2(5H)-ones; Cyclisation to Indenofuranones

Muraoka, Osamu,Tanabe, Genzoh,Sano, Kyohko,Minematsu, Toshie,Momose, Takefumi

, p. 1833 - 1846 (2007/10/02)

The effect of substitution at the 'central methane' on the photoreactivity of 3-benzylfuran-2(5H)-ones 5a-g was investigated.Despite its di-?-methane structure, photochemical arylation was effected to give substituted indenofuranones 6 in good yields.Only

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