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1221745-69-2

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1221745-69-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1221745-69-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,1,7,4 and 5 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1221745-69:
(9*1)+(8*2)+(7*2)+(6*1)+(5*7)+(4*4)+(3*5)+(2*6)+(1*9)=132
132 % 10 = 2
So 1221745-69-2 is a valid CAS Registry Number.

1221745-69-2Downstream Products

1221745-69-2Relevant articles and documents

l-Proline-catalyzed one-pot expeditious synthesis of highly substituted pyridines at room temperature

Mukhopadhyay, Chhanda,Tapaswi, Pradip Kumar,Butcher, Ray J.

, p. 1797 - 1802 (2010)

Only 15 mol% of l-proline in ethanol proved to be a very efficient catalyst for the one-pot synthesis of a wide variety of highly substituted pyridines at room temperature. The methodology is mild, efficient, high yielding, and the products can be directl

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