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7-benzyl-2-(4-methoxyphenyl)-5,6-diphenyl-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1221899-16-6

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1221899-16-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1221899-16-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,1,8,9 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1221899-16:
(9*1)+(8*2)+(7*2)+(6*1)+(5*8)+(4*9)+(3*9)+(2*1)+(1*6)=156
156 % 10 = 6
So 1221899-16-6 is a valid CAS Registry Number.

1221899-16-6Downstream Products

1221899-16-6Relevant articles and documents

7-Deazapurines: Synthesis of new pyrrolo[2,3-d]pyrimidin-4-ones catalyzed by a Br?nsted-acidic ionic liquid as a green and reusable catalyst

Davoodnia,Bakavoli,Moloudi,Khashi,Tavakoli-Hoseini

, p. 1 - 4 (2010)

Some new 2-aryl-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-ones have been prepared through cyclocondensation of 2-amino-1H-pyrrole-3-carboxamides with aromatic aldehydes followed by air oxidation in the presence of 3-methyl-1-(4-sulfonic acid)butylimidazolium hydrogen sulfate [(CH2)4SO3HMIM][HSO4], a Br?nsted-acidic ionic liquid, as a green and reusable catalyst in solvent-free conditions.

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