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230285-14-0

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230285-14-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 230285-14-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,0,2,8 and 5 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 230285-14:
(8*2)+(7*3)+(6*0)+(5*2)+(4*8)+(3*5)+(2*1)+(1*4)=100
100 % 10 = 0
So 230285-14-0 is a valid CAS Registry Number.

230285-14-0Relevant articles and documents

Vicinal bisheterocyclizations of alkynes via nucleophilic interception of a catalytic platinum carbene

Allegretti, Paul A.,Ferreira, Eric M.

, p. 17266 - 17269 (2014/01/06)

A novel platinum-catalyzed double heterocyclization of propargylic ethers is described. The transformation exploits the intermediacy of a key α,β-unsaturated carbene. The reactivity of this carbene is such that systems can be developed which avoid a complicating 1,2-hydrogen migration, allowing remarkable versatility in the selective syntheses of oxygen- and nitrogen-containing vicinal bis-heterocyclic compounds.

Synthesis of tetrahydrofurans by a tandem hydrogen atom abstraction/ radical nucleophilic displacement sequence

Crich, David,Huang, Xianhai,Newcomb, Martin

, p. 225 - 227 (2008/02/12)

(equation presented) The reaction of a series of 5-(N-phthalimidoxy)-1-phenyl-1-(diphenylphosphatoxy)pentanes with triphenyltin hydride and AIBN provides alkoxy radicals which undergo 1,5-hydrogen atom abstraction to give β-(phosphatoxy)alkyl radicals. These radicals then take part in a radical nucleophilic displacement leading, after chain transfer, to tetrahydrofurans.

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