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7573-19-5

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7573-19-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 7573-19-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,5,7 and 3 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 7573-19:
(6*7)+(5*5)+(4*7)+(3*3)+(2*1)+(1*9)=115
115 % 10 = 5
So 7573-19-5 is a valid CAS Registry Number.

7573-19-5Downstream Products

7573-19-5Relevant articles and documents

EFFECT OF STRONG NUCLEOPHILE ON THE DIRECTION OF TRANSFORMATION IN ALKENYL ARYL ETHERS DURING CATALYTIC REARRANGEMENT

Bunina-Krivorukova, L. I.,Feoktistov, V. M.,Aleksandrova, E. K.,Bal'yan, Kh. V.

, p. 745 - 750 (2007/10/02)

The results from the introduction of tetrahydrothiophene into the reaction zone during the catalytic rearrangements of alkenyl aryl ethers demonstrate the possibility of a change in the direction of transformation of the ether from -sigmatropic rearrangement to intermolecular alkenylation of a concurrent strong nucleophile.The heterolytic character of the catalytic intermolecular rearrangement (alkenylation) was confirmed by the formation of alkenylsulfonium salts, the structure of the allyl unit which corresponded to the most thermodynamically stable isomer.

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