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42175-41-7

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42175-41-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42175-41-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,1,7 and 5 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 42175-41:
(7*4)+(6*2)+(5*1)+(4*7)+(3*5)+(2*4)+(1*1)=97
97 % 10 = 7
So 42175-41-7 is a valid CAS Registry Number.
InChI:InChI=1/C17H26O2/c1-2-3-4-5-6-7-11-14-17(18)19-15-16-12-9-8-10-13-16/h8-10,12-13H,2-7,11,14-15H2,1H3

42175-41-7Relevant articles and documents

Iodobenzene Dichloride in the Esterification and Amidation of Carboxylic Acids: In-Situ Synthesis of Ph3PCl2

Carle, Myriam S.,Shimokura, Grace K.,Murphy, Graham K.

supporting information, p. 3930 - 3933 (2016/08/24)

A novel, in-situ synthesis of dichlorotriphenylphosphorane (Ph3PCl2) is accomplished upon combining PPh3and the easily prepared hypervalent iodine reagent iodobenzene dichloride (PhICl2). The phosphorane is selectively generated in the presence of carboxylic acid or alcohol residues to rapidly produce acyl chlorides and alkyl chlorides in high yields. Addition of EtOH, PhOH, BnOH, Et2NH or CH2N2results in the direct synthesis of esters, amides and diazo ketones from carboxylic acids.

Organocatalytic oxidation of aldehydes to mixed anhydrides

Toledo, Hila,Pisarevsky, Evgeni,Abramovich, Adi,Szpilman, Alex M.

, p. 4367 - 4369 (2013/06/05)

TEMPO catalyzes the direct oxidation of aldehydes to mixed anhydrides in the presence of a carboxylic acid. The anhydrides can be converted in situ to esters, secondary, tertiary or Weinreb amides in high yield. Oxidation of the aldehyde directly to 2-propyl esters is also possible using only catalytic amounts of acid. The oxidation reactions are rapid and take place under mild conditions.

Oxidation of primary aliphatic and aromatic aldehydes with difluoro(aryl)-λ3-bromane

Ochiai, Masahito,Yoshimura, Akira,Hoque, Md. Mahbubul,Okubo, Takuji,Saito, Motomichi,Miyamoto, Kazunori

supporting information; experimental part, p. 5568 - 5571 (2011/12/03)

Oxidation of primary aliphatic aldehydes with p- trifluoromethylphenyl(difluoro)-λ3-bromane in dichloromethane at 0 °C afforded acid fluorides selectively in good yields, while that of aromatic aldehydes in chloroform at room temperature produced aryl difluoromethyl ethers. A larger migratory aptitude of aryl groups compared to primary alkyl groups during a 1,2-shift from carbon to an electron-deficient oxygen atom in bromane(III) Criegee-type intermediates will result in these differences in the reaction courses.

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