Cas 15642-80-5,Phenylselenoethylendicarbonsaeure-dimethylester

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Check Digit Verification of cas no

The CAS Registry Mumber 15642-80-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,6,4 and 2 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 15642-80:
(7*1)+(6*5)+(5*6)+(4*4)+(3*2)+(2*8)+(1*0)=105
105 % 10 = 5
So 15642-80-5 is a valid CAS Registry Number.

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15642-80-5Relevant articles and documents

VINYL RADICAL GENERATION WITH SELENOBORANE AND ITS APPLICATION TO CYCLIZATION REACTION OF ENYNES

Kataoka, Tadashi,Yoshimatsu, Mitsuhiro,Shimizu, Hiroshi,Hori, Mikio

, p. 5927 - 5930 (2007/10/02)

Tris(methylseleno)- and tris(phenylseleno)boranes added to acetylenes to afford methylseleno- and phenylseleno-substituted Z-vinylselenides in high yields.The addition reactions proceeded by way of free radicals and were applied to cyclization reactions o

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15642-80-5