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1380494-72-3

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1380494-72-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1380494-72-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,0,4,9 and 4 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1380494-72:
(9*1)+(8*3)+(7*8)+(6*0)+(5*4)+(4*9)+(3*4)+(2*7)+(1*2)=173
173 % 10 = 3
So 1380494-72-3 is a valid CAS Registry Number.

1380494-72-3Downstream Products

1380494-72-3Relevant articles and documents

Mildly basic ionic liquid catalyzed pseudo four component synthesis of 7,10-diaryl-7H-benzo[7,8]chromeno[2,3-d]pyrimidin-8-amine derivatives under solvent-free conditions

Shaterian, Hamid Reza,Noura, Soheila

, p. 60543 - 60547 (2014)

2-Hydroxyethylammonium formate [2-HEAF] as a mildly basic ionic liquid catalyzed the one-pot pseudo four component condensation reaction of aromatic aldehydes, α-naphthol, malononitrile, and ammonium acetate under thermal solvent-free conditions. This convenient and efficient procedure synthesized 7,10-diaryl-7H-benzo[7,8]chromeno[2,3-d]pyrimidin-8-amine derivatives in short reaction times and good yields.

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