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1,1-Dioxo-2-methyl-2,3-dihydro-1-benzothiophen is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

18458-89-4

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18458-89-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18458-89-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,4,5 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 18458-89:
(7*1)+(6*8)+(5*4)+(4*5)+(3*8)+(2*8)+(1*9)=144
144 % 10 = 4
So 18458-89-4 is a valid CAS Registry Number.

18458-89-4Downstream Products

18458-89-4Relevant academic research and scientific papers

PHOTOSENSITIZED OXYGENATION OF CYCLIC SULFIDES. SELECTIVE C-S BOND CLEAVAGE

Takata, Toshikazu,Ishibashi, Koichi,Ando, Wataru

, p. 4609 - 4612 (2007/10/02)

TPP-Senzitized photooxidation of five-membered ring sulfides in aprotic solvent afforded C-S bond cleavage products, unlike six- and seven-membered ring sulfides which gave only S-oxidation products.The products as well as substitution and concentration effects suggest that C-S bond cleavage depends upon acidity of α-proton of persulfoxide intermediate.

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