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902072-59-7

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902072-59-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 902072-59-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,2,0,7 and 2 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 902072-59:
(8*9)+(7*0)+(6*2)+(5*0)+(4*7)+(3*2)+(2*5)+(1*9)=137
137 % 10 = 7
So 902072-59-7 is a valid CAS Registry Number.

902072-59-7Downstream Products

902072-59-7Relevant articles and documents

Facile synthesis of amide and amine derivatives of 2,2,3,3- tetramethylcyclopropanecarboxylic acid

Wang, Hui-Long,Jiang, Wen-Feng,Li, Zhe-Qi

experimental part, p. 508 - 510 (2009/12/31)

An efficient one-pot procedure for the synthesis of amide derivatives of 2,2,3,3-tetramethylpropanecarboxylic acid (TMCA) that involves the treating of TMCA in A/,A/-dimethylacetamide (DMAC) with thionyl chloride and stoichiometric amounts of reactant ami

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