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1000619-57-7

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1000619-57-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1000619-57-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,0,6,1 and 9 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1000619-57:
(9*1)+(8*0)+(7*0)+(6*0)+(5*6)+(4*1)+(3*9)+(2*5)+(1*7)=87
87 % 10 = 7
So 1000619-57-7 is a valid CAS Registry Number.

1000619-57-7Downstream Products

1000619-57-7Relevant articles and documents

[3+2] Cycloaddition of phenyliodonium bis(arylsulfonyl)methylides with α,β-enones

Adam, Waldemar,Gogonas, Efstathios P.,Nyxas, Ioannis A.,Hadjiarapoglou, Lazaros P.

, p. 3211 - 3218 (2008/09/16)

The [3+2] cycloaddition of phenyliodonium bis(arylsulfonyl)methylides to α,β-enones affords exclusively trans,trans-configured 1-(arylsulfonyl)-2-aroyl-3-arylindanes. The initial electrophilic attack of the iodonium ylide on the alkenyl double bond of the chalcone, followed by cyclization of the dipolar species, and subsequent ejection of iodobenzene and sulfur dioxide, stereoselectively affords the indane cycloadduct. Georg Thieme Verlag Stuttgart.

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