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503160-54-1

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503160-54-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 503160-54-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,3,1,6 and 0 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 503160-54:
(8*5)+(7*0)+(6*3)+(5*1)+(4*6)+(3*0)+(2*5)+(1*4)=101
101 % 10 = 1
So 503160-54-1 is a valid CAS Registry Number.

503160-54-1Downstream Products

503160-54-1Relevant articles and documents

One-pot three component condensation reaction in water: An efficient and improved procedure for the synthesis of furo[2,3-d]pyrimidine-2,4(1H,3H)-diones

Shaabani, Ahmad,Teimouri, Mohammad Bagher,Bijanzadeh, Hamid Reza

, p. 9151 - 9154 (2002)

The environment-friendly three component condensation reactions of N,N′-dimethylbarbituric acid, 4-nitrobenzaldehyde and alkyl or aryl isocyanides to afford the corresponding furo[2,3-d]pyrimidine-2,4(1H,3H)-diones, in water, in high yields aft

A simple and convenient approach to the synthesis of aminofuropyrimidindiones

Shaabani, Ahamd,Teimouri, Mohammad Bagher,Afgheh, Mohammad,Eskandari, Mehrdad

experimental part, p. 37 - 42 (2011/04/26)

The one-pot three-component reactions of 1,3-dimethylbarbituric acid, aromatic aldehydes and alkyl or aryl isocyanides proceed smoothly at room temperature to give the corresponding 5-aryl-6-alkyl or arylamino-1,3- dimethylfuro [2,3-d] pyrimidine-2, 4 (1H,3H)-dione derivatives in good to excellent yields within 30 minutes in DMF. This three-component reaction represents a facile and efficient route to the described biologically interesting molecules.

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