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1219637-78-1

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1219637-78-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1219637-78-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,6,3 and 7 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1219637-78:
(9*1)+(8*2)+(7*1)+(6*9)+(5*6)+(4*3)+(3*7)+(2*7)+(1*8)=171
171 % 10 = 1
So 1219637-78-1 is a valid CAS Registry Number.

1219637-78-1Downstream Products

1219637-78-1Relevant articles and documents

Organic light emitting compd. and organic electroluminescence element using the same

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Paragraph 0045-0046; 0065, (2016/10/24)

The present invention relates to a novel indole-based compound having excellent hole injection and transport capabilities, light-emission, and other properties, and to an organic electroluminescent device the luminous efficiency, driving voltage, service life, and other characteristics of which are improved due to containing the compound in one or more organic material layers.

Iridium-catalyzed, silyl-directed borylation of nitrogen-containing heterocycles

Robbins, Daniel W.,Boebel, Timothy A.,Hartwig, John F.

supporting information; experimental part, p. 4068 - 4069 (2010/05/01)

Chemical Figure Presented Selective methods for the functionalization of indoles and other nitrogen heterocycles would provide access to the core structures of many natural products and pharmaceuticals. Although there are many methods and strategies for the synthesis of substituted indoles or functionalization of the azole ring, strategies for the selective functionalization of the benzo-fused portion of the indole skeleton, particularly the 7-position, are less common. We report a one-pot, iridium-catalyzed, silyl-directed C-H borylation of indoles at the 7-position. This process occurs in high yield with a variety of substituted indoles, and conversions of the 7-borylindole products to 7-aryl-, 7-cinnamyl-, and 7-haloindoles are demonstrated. The lr-catalyzed, silyl-directed C-H borylation also occurs with several other nitrogen heterocycles, including carbazole, phenothiazines, and tetrahydroquinoline. The utility of this methodology is highlighted by the one-pot synthesis of a member of the pyrrolophenanthrldone class of alkaloid natural products. Copyright

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