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107129-19-1

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107129-19-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 107129-19-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,1,2 and 9 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 107129-19:
(8*1)+(7*0)+(6*7)+(5*1)+(4*2)+(3*9)+(2*1)+(1*9)=101
101 % 10 = 1
So 107129-19-1 is a valid CAS Registry Number.

107129-19-1Downstream Products

107129-19-1Relevant articles and documents

O-(Alkylidenepropanedinitrile)- and O-(Alkylidenecyanamide)tropolonates, Tautomerism and Intramolecular Diels-Alder Reactions

Hartke, Klaus,Richter, Wolfgang F.,Massa, Werner,Baum, Gerhard

, p. 657 - 668 (2007/10/02)

Reaction of tropolones with (1-chloroalkylidene)propanedinitriles 5 or N-cyanobenzimidoyl chloride (6a) leads to O-(alkylidenepropanedinitrile)- or O-(benzylidenecyanamide)tropolonates 10 and 12, respectively.Both show a rapid migration of the O-substitue

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