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106568-68-7

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106568-68-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 106568-68-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,6,5,6 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 106568-68:
(8*1)+(7*0)+(6*6)+(5*5)+(4*6)+(3*8)+(2*6)+(1*8)=137
137 % 10 = 7
So 106568-68-7 is a valid CAS Registry Number.

106568-68-7Downstream Products

106568-68-7Relevant articles and documents

(Aminoethynyl) Metalations, 17. - Reactions of (Silyl-, Germyl-, and Stannylethynyl)amines with Diethyl Carbonylmalonate

Himbert, Gerhard,Henn, Lothar

, p. 381 - 383 (2007/10/02)

The metalated ynamines 1 a-i react with diethyl carbonylmalonate (2) to yield the 4-pyrones 5 a-i.The formation of these cycloadducts is assumed to be accompanied or even preceded by aminoethynyl metalation giving the enynamines 4.Under hydrolytic c

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