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76665-93-5

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76665-93-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 76665-93-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,6,6 and 5 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 76665-93:
(7*7)+(6*6)+(5*6)+(4*6)+(3*5)+(2*9)+(1*3)=175
175 % 10 = 5
So 76665-93-5 is a valid CAS Registry Number.

76665-93-5Downstream Products

76665-93-5Relevant articles and documents

Synthesis of (perfluoroalkylsulfonyl)benzenes

Joglekar, Bharati,Miyake, Tomoko,Kawase, Ritsu,Shibata, Katsuyoshi,Muramatsu, Hiroshige,Matsui, Masaki

, p. 123 - 126 (2007/10/03)

4-Substituted (perfluoroalkylsulfonyl)benzenes have been synthesized by the oxidation of 4-substituted (perfluoroalkylthio)benzenes with hydrogen peroxide, anhydrous chromic oxide and potassium permanganate in good yields. 4-(Perfluoroalkylsulfonyl)anilines have been also prepared by the reduction of the corresponding nitrobenzenes. - Keywords: Synthesis; (Perfluoroalkylsulfonyl)benzenes; NMR spectroscopy; Mass spectrometry

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