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90587-90-9

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90587-90-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90587-90-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,5,8 and 7 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 90587-90:
(7*9)+(6*0)+(5*5)+(4*8)+(3*7)+(2*9)+(1*0)=159
159 % 10 = 9
So 90587-90-9 is a valid CAS Registry Number.

90587-90-9Downstream Products

90587-90-9Relevant articles and documents

X=Y-ZH Systems as Potential 1,3-Dipoles. Part 10. The Decarboxylative Route to Azimethine Ylides. Background and Relevance to Pyridoxal Decarboxylases

Aly, Moustafa F.,Grigg, Ronald,Thianpatanagul, Sunit,Sridharan, Visuvanathar

, p. 949 - 956 (2007/10/02)

The reaction of primary and α,α-disubstituted α-amino acids with pyridoxal in the presence of N-phenylmaleimide in various solvents at temperatures up to 120 deg C gives rise to two series of cycloadducts.One series arises from azomethine ylides formed by

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