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16830-70-9

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16830-70-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16830-70-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,8,3 and 0 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 16830-70:
(7*1)+(6*6)+(5*8)+(4*3)+(3*0)+(2*7)+(1*0)=109
109 % 10 = 9
So 16830-70-9 is a valid CAS Registry Number.

16830-70-9Relevant articles and documents

Heterocycle-heterocycle strategies: (2-nitrophenyl)isoxazole precursors to 4-aminoquinolines, 1 H-indoles, and quinolin-4(1 H)-ones

Coffman, Keith C.,Palazzo, Teresa A.,Hartley, Timothy P.,Fettinger, James C.,Tantillo, Dean J.,Kurth, Mark J.

supporting information, p. 2062 - 2065 (2013/06/05)

Reductive heterocycle-heterocycle (heterocycle → heterocycle; H-H) transformations that give 4-aminoquinolines, 3-acylindoles, and quinolin-4(1H)-ones from 2-nitrophenyl substituted isoxazoles are reported. When this methodology is applied to 3,5-, 4,5-,

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