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23000-26-2

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23000-26-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 23000-26-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,0,0 and 0 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 23000-26:
(7*2)+(6*3)+(5*0)+(4*0)+(3*0)+(2*2)+(1*6)=42
42 % 10 = 2
So 23000-26-2 is a valid CAS Registry Number.

23000-26-2Downstream Products

23000-26-2Relevant articles and documents

Facile synthesis of 1,2-diaryl- and triarylethenes with supported fluoride bases

Hellwinkel,Goke,Karle

, p. 973 - 978 (2007/10/02)

Differently substituted arenecarbaldehydes, mainly benzaldehydes, can be very efficiently condensed with a wide variety of methylbenzenes having an electron-withdrawing group in the para-position, as well as with fluorenes, xanthene, cyclopentadienes and indenes by using a standardized KF- or CsF-Al2O3 base system in dimethylformamide.

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