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141177-99-3

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141177-99-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 141177-99-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,1,7 and 7 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 141177-99:
(8*1)+(7*4)+(6*1)+(5*1)+(4*7)+(3*7)+(2*9)+(1*9)=123
123 % 10 = 3
So 141177-99-3 is a valid CAS Registry Number.

141177-99-3Downstream Products

141177-99-3Relevant articles and documents

Heterocyclic Transformations Part 4: A Facile Transformation of 3-Alkyl-6-methyl-1,3-oxazine-2,4(3H)-diones to 6-Substituted 5-acetyluracils and 6-Thioxo-1,3,5-triazine-2,4(1H,3H,5H)-diones

Singh, Harjit,Aggarwal, Pawan,Kumar, Subodh

, p. 1139 - 1144 (2007/10/02)

3-Benzyl-6-methyl-1,3-oxazine-2,4(3H)-dione 1 (R = CH2Ph) reacts under phase-transfer catalytic conditions with amides and thioamides to give 6-substituted 5-acetyluracils and with malonamide to give a bicyclic pyridopyrimidine system.Similar reactions of 1 with thioureas provide 6-thioxo-1,3,5-triazine-2,4(1H,3H,5H)-diones, but with ureas, the substituents influence the mode of the reaction and the nature of the products.The synthetic scope and utility of these reactions has been examined.

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