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135613-55-7

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135613-55-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 135613-55-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,6,1 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 135613-55:
(8*1)+(7*3)+(6*5)+(5*6)+(4*1)+(3*3)+(2*5)+(1*5)=117
117 % 10 = 7
So 135613-55-7 is a valid CAS Registry Number.

135613-55-7Downstream Products

135613-55-7Relevant articles and documents

Indolizines. 5. Preparation and Structural Assignments of Azaindolizinols

Weidner, Charles H.,Michaels, Frank M.,Beltman, Douglas J.,Montgomery, Cheryl J.,Wadsworth, Donald H.,et al.

, p. 5594 - 5598 (2007/10/02)

Diphenylcyclopropenone reacts smoothly with a variety of aromatic N-heterocycles to provide aza- and benzazaindolizinols.Although known in the literature, these compounds had been assigned incorrect structures.The preparation and physical properties of a number of derivatives, along with unequivocal assignments of structure based on a variety of NMR techniques, is described herein.

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