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925691-21-0

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925691-21-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 925691-21-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,5,6,9 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 925691-21:
(8*9)+(7*2)+(6*5)+(5*6)+(4*9)+(3*1)+(2*2)+(1*1)=190
190 % 10 = 0
So 925691-21-0 is a valid CAS Registry Number.

925691-21-0Relevant articles and documents

Synthesis of 1,1′-binaphthyl-2,2′-diyl phosphoroselenoic amides and their conversion to optically pure phosphoramidites

Murai, Toshiaki,Inaji, Shinsuke,Morishita, Ken,Shibahara, Fumitoshi,Tokunaga, Makoto,Obora, Yasushi,Tsuji, Yasushi

, p. 1424 - 1425 (2007/10/03)

Optically pure phosphoroselenoyl chloride was reacted with racemic amines to give phosphoroselenoic amides as two diastereomeric mixtures in high yields. The diastereomeric mixtures were separated by fractional recrystallization or by chromatography. Extr

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