Cas 139556-42-6,diethylphosphoroamidocyanidous acid cyclohexyl ester

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Check Digit Verification of cas no

The CAS Registry Mumber 139556-42-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,5,5 and 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 139556-42:
(8*1)+(7*3)+(6*9)+(5*5)+(4*5)+(3*6)+(2*4)+(1*2)=156
156 % 10 = 6
So 139556-42-6 is a valid CAS Registry Number.

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139556-42-6Relevant articles and documents

ORGANOSILICON AND ORGANOPHOSPHORUS COMPOUNDS WITH PSEUDOHALIDE GROUPS. 2. REACTIONS OF ALKOXYDIMETHYLSILYL CYANIDES WITH CHLORIDES OF TRICOORDINATED PHOSPHORUS

Krolevets, A. A.,Antipova, V. V.,Martynov, I. V.

, p. 2483 - 2485 (2007/10/02)

Reactions of alkoxydimethylsilyl cyanides with some chlorides of tricoordinated phosphorus ("phosphorous chlorides") have been studied.It is shownd that, depending on the nature of the phosphorous chloride, the chlorine atoms can either be substituted onl

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139556-42-6