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335215-30-0

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335215-30-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 335215-30-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,5,2,1 and 5 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 335215-30:
(8*3)+(7*3)+(6*5)+(5*2)+(4*1)+(3*5)+(2*3)+(1*0)=110
110 % 10 = 0
So 335215-30-0 is a valid CAS Registry Number.

335215-30-0Relevant articles and documents

New route to 2-arylthieno[2,3-d]pyrimidin-4(3H)-ones and isolation of the unoxidized intermediates

Davoodnia, Abolghasem,Bakavoli, Mehdi,Soleimany, Mehdi,Tavakoli-Hoseini, Niloofar

experimental part, p. 355 - 358 (2010/06/12)

A new route to the synthesis of 2-arylthieno[2,3-d]pyrimidin-4(3H)-ones has been developed through heterocyclization of 2-amino-4,5-dimethylthiophene-3- carboxamide with aromatic aldehydes in boiling glacial acetic acid followed by air oxidation. The unox

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