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115438-93-2

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115438-93-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 115438-93-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,4,3 and 8 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 115438-93:
(8*1)+(7*1)+(6*5)+(5*4)+(4*3)+(3*8)+(2*9)+(1*3)=122
122 % 10 = 2
So 115438-93-2 is a valid CAS Registry Number.

115438-93-2Relevant articles and documents

A DIRECTED METALATION ROUTE TO THE ZWITTERIONIC INDOLE ALKALOIDS. SYNTHESES OF INDOLOQUINOLIZINE, FLAVOPEREIRINE, FLAVOCARPINE, AND DIHYDROFLAVOPEREIRINE

Gribble, Gordon W.,Johnson, David A.

, p. 5259 - 5262 (2007/10/02)

A protocol involving beta-lithiation of 2-(2-pyridinyl)indoles (4->5) and subsequent reaction with bromoacetaldehyde or oxirane has led to syntheses of the alkaloids indoloquinolizine (1), flavopereirine (2), flavocarpine (21), and dihydroflavopere

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