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1027344-19-9

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1027344-19-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1027344-19-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,7,3,4 and 4 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1027344-19:
(9*1)+(8*0)+(7*2)+(6*7)+(5*3)+(4*4)+(3*4)+(2*1)+(1*9)=119
119 % 10 = 9
So 1027344-19-9 is a valid CAS Registry Number.

1027344-19-9Relevant articles and documents

Chemoenzymatic and chemical routes to the nonproteinaceous amino acid albizziine and its amide derivative

Dobrovinskaya, Nina A.,Archer,Hulme, Alison N.

, p. 513 - 516 (2008/12/21)

A two-step route for the synthesis of albizziine from Na-Boc-asparagine which proceeds in 65% overall yield is disclosed. A high-yielding, six-step route for the synthesis of its protected amido derivative gives rapid access to a key component of the complex aminopolyol natural product, zwittermicin A. Georg Thieme Verlag Stuttgart.

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