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230285-15-1

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230285-15-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 230285-15-1 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 5 respectively.
Calculate Digit Verification of CAS Registry Number 230285-15:
(8*2)+(7*3)+(6*0)+(5*2)+(4*8)+(3*5)+(2*1)+(1*5)=101
101 % 10 = 1
So 230285-15-1 is a valid CAS Registry Number.

230285-15-1Relevant articles and documents

Inter- and intramolecular pathways for the formation of tetrahydrofurans from β-(phosphatoxy)alkyl radicals. Evidence for a dissociative mechanism

Crich, David,Huang, Xianhai,Newcomb, Martin

, p. 523 - 529 (2007/10/03)

β-(Phosphatoxy)alkyl radicals generated by photolysis of Barton PTOC esters in the presence of allyl alcohol and tert-butyl mercaptan undergo nucleophilic substitution followed by 5-exo-trig radical ring closure leading to tetrahydrofurans in good yield and with high trans selectivity. β- (Phosphatoxy)alkyl radicals obtained by intramolecular hydrogen 1,5- abstraction with an alkoxyl radical undergo nucleophilic displacement providing tetrahydrofurans. The ensemble of results, including the effects of leaving groups and substituents, strongly support a dissociative mechanism for these radical nucleophilic displacement reactions.

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