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1582289-41-5

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1582289-41-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1582289-41-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,8,2,2,8 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1582289-41:
(9*1)+(8*5)+(7*8)+(6*2)+(5*2)+(4*8)+(3*9)+(2*4)+(1*1)=195
195 % 10 = 5
So 1582289-41-5 is a valid CAS Registry Number.

1582289-41-5Downstream Products

1582289-41-5Relevant articles and documents

Synthesis of 3,5-isoxazolidinediones and 1 H -2,3-benzoxazine-1,4(3 H)-diones from aliphatic oximes and dicarboxylic acid chlorides

Izydore, Robert A.,Jones, Joseph T.,Mogesa, Benjamin,Swain, Ira N.,Davis-Ward, Ronda G.,Daniels, Dwayne L.,Kpakima, Felicia Frazier,Spaulding-Phifer, Sharnelle T.

, p. 2874 - 2882 (2014/05/06)

The synthesis of the title compounds was carried out by reacting dicarboxylic acid chlorides with oximes in the presence of excess triethylamine. Disubstituted malonyl chlorides gave 2-alkenyl-4,4-dialkyl-3,5- isoxazolidinediones (8a-f) and 2,2′-ethylidene-bis[4,4-dialkyl-3,5- isoxazolidinedione]s (9a-f). Compounds 9 were formed from 8 and its N-unsubstituted 3,5-isoxazolidinedione decomposition product. Phthaloyl chlorides reacted with acetone oxime to yield 3-(1-methylethenyl)-1H-2,3- benzoxazine-1,4(3H)-diones (16a-e). Products 16 spontaneously decomposed to give N-unsubstituted 1H-2,3-benzoxazine-1,4(3H)-diones (17a-e) at rates that were dependent on temperature and solvent. Kinetic studies showed that two of the compounds decomposed by zero-order kinetics under neutral conditions. Butanedioyl chloride did not produce a cyclic product.

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