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2,5-di-isopropylbenzaldehyde is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74598-75-7

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74598-75-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74598-75-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,5,9 and 8 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 74598-75:
(7*7)+(6*4)+(5*5)+(4*9)+(3*8)+(2*7)+(1*5)=177
177 % 10 = 7
So 74598-75-7 is a valid CAS Registry Number.

74598-75-7Relevant academic research and scientific papers

BENZODIAZEPINONE COMPOUNDS AND METHODS OF TREATMENT USING SAME

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Page/Page column 63, (2011/04/19)

The invention provides 1,4-benzodiazepinone compounds, pharmaceutical compositions, and methods of treating autoimmune disorders, chronic inflammatory disorders, and hyperproliferative disorders. For example, the 1,4-benzodiazepinone compounds and pharmaceutical compositions are contemplated to be useful for treating rheumatoid arthritis, graft-versus-host disease, inflammatory bowel disease, and the like.

BENZODIAZEPINONE COMPOUNDS USEFUL IN THE TREATMENT OF SKIN CONDITIONS

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Page/Page column 16, (2009/05/28)

The present invention provides a family of benzodiazepinone compounds and pharmaceutical compositions thereof. The present invention also provides methods of treating certain skin conditions, e.g., atopic dermatitis, rosacea, or psoriasis, by administering a benzodiazepinone and methods of reducing the proliferation of keratinocyte cells by exposing such cells to a benzodiazepinone.

Paracyclophanes. Part 58 [1]. On the use of the stilbene-phenanthrene photocyclization in [2.2]paracyclophane chemistry

Hopf,Hucker,Ernst

, p. 947 - 969 (2008/09/17)

The application of the stilbene→phenanthrene photocyclization to [2.2]paracyclophane chemistry has been investigated. For the model system 4-styryl[2.2]paracyclophane (2) to [2.2]phenanthrenoparacyclophane (3) the reaction allows the introduction of alkyl substituants in the 6-, 7-, 8- and 9-position of the phenanthrene moiety. However, when the substituent in the 9-position (bay area of phenanthrene nucleus) becomes too large, viz. tert-butyl, no ring closure is observed anymore. The side products of the process (ring cleavage products of the cyclophane core such as 9 and 10) have been characterized for the first time. Extension of the condensed deck is possible leading to PAH-phanes as demonstrated by the preparation of the chrysenophanes 45 and 60; the cyclization to novel helicenophanes such as 50 also takes place without difficulties. In the case of 1,2-di(4-[2.2] paracyclophanyl)ethene (63) the triply-layered hydrocarbon 65 is produced on irradiation in small amounts.

Formylation and Acylation Reactions Catalysed by Trifluoromethanesulphonic Acid

Booth, Brian L.,El-Fekky, Teymour A.,Noori, Ghazi F. M.

, p. 181 - 186 (2007/10/02)

Regioselective formylation of toluene, m- and p-xylene, and mesitylene has been achieved by carbonylation in trifluoromethanesulphonic acid at CO pressures of 90-125 atm.In the case of cumene, the formylation reaction is in competition with disproportionation to form di- and tri-isopropylbenzenes, leading to a complex product mixture.Slow addition of cyclohexene or cyclopentene to a mixture of benzene and CF3SO3H under a high CO pressure affords 4-cyclohexylbenzaldehyde and 4-cyclopentylbenzaldehyde in 34percent and 33percent yieds, respectively, while 2-methylbut-1-ene gives 2,2,3-trimethylindanone (39percent) under similar conditions.When cyclohexene is mixed with the acid under carbon monoxide (120 atm) before addition of benzene the major products are cyclohexyl phenyl ketone and cyclohexenyl cyclohexyl ketones.

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