Cas 190182-41-3,C15H12O3

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Check Digit Verification of cas no

The CAS Registry Mumber 190182-41-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,1,8 and 2 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 190182-41:
(8*1)+(7*9)+(6*0)+(5*1)+(4*8)+(3*2)+(2*4)+(1*1)=123
123 % 10 = 3
So 190182-41-3 is a valid CAS Registry Number.

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190182-41-3Relevant articles and documents

Expeditious synthesis of 3,4-dihydroisocoumarins and phthalides using the Heck-Matsuda reaction

Da Penha, Eduardo T.,Forni, José Augusto,Biajoli, André F.P.,Correia, Carlos Roque D.

, p. 6342 - 6345 (2011)

Several 3,4-dihydroisocoumarins and phthalides were synthesized by an effective Heck-Matsuda reaction involving an ortho carboxybenzenediazonium salt with a series of styrenes bearing electron donating and electron withdrawing groups, methylvinyl ketone,

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190182-41-3