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91566-89-1

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91566-89-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91566-89-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,5,6 and 6 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 91566-89:
(7*9)+(6*1)+(5*5)+(4*6)+(3*6)+(2*8)+(1*9)=161
161 % 10 = 1
So 91566-89-1 is a valid CAS Registry Number.

91566-89-1Relevant articles and documents

Synthesis of racemic, n-benzylated neoechinulin a and isoneoechinulin A1

Wagger, Jernej,Groselj, Uros,Svete, Jurij,Stanovnik, Branko

, p. 1197 - 1200 (2010)

Two N-benzylated analogues of the antioxidant, radical scavenging, and neUrosprotective alkaloid neoechinulin A were prepared. Since, according to SAR studies, stereochemistry does not play an important role, both analogues were prepared in racemic form, using enaminone chemistry. Georg Thieme Verlag Stuttgart.

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