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65480-93-5

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65480-93-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 65480-93-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,4,8 and 0 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 65480-93:
(7*6)+(6*5)+(5*4)+(4*8)+(3*0)+(2*9)+(1*3)=145
145 % 10 = 5
So 65480-93-5 is a valid CAS Registry Number.

65480-93-5Relevant articles and documents

α-CYCLIZATION OF TERTIARY AMINES. PART 2. VIA (2+2) CYCLOADDITION OF β-AMINOACRYLONITRILES WITH ACETYLENEDICARBOXYLATE

Jiang, Shuiping,Janousek, Zdenek,Viehe, Heinz G.

, p. 663 - 668 (2007/10/02)

The reaction of β-tert.-aminoacrylonitriles 1a-1c with dimethyl acetylenedicarboxylate (DMAD) to give pyrrolizidine, indolizidine and pyrroloazepine is described.

NUCLEOPHILIC ADDITIONS TO α,β-UNSATURATED SULPHONES. III. REGIOCHEMISTRY OF THE REACTION OF (E)-β-CYANOVINYL PHENYL SULPHONE WITH NITROGEN, OXYGEN AND CARBON NUCLEOPHILES

Benedetti, Fabio,Fabrissin, Silvio,Pricl, Sabrina,Risaliti, Amerigo

, p. 391 - 394 (2007/10/02)

The reactions of the title compound with secondary amines, alcohols, and enamines have been studied.Addition or addition-elimination at either electrophilic position is observed.Regiochemistry is a function of steric and electronic effects and of electrostatic interactions.

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