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28478-14-0

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28478-14-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 28478-14-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,4,7 and 8 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 28478-14:
(7*2)+(6*8)+(5*4)+(4*7)+(3*8)+(2*1)+(1*4)=140
140 % 10 = 0
So 28478-14-0 is a valid CAS Registry Number.

28478-14-0Downstream Products

28478-14-0Relevant articles and documents

Synthesis, NMR Spectra, and Photoelectron Spectra of Cyclic Ketene N,X-Acetals (2-Alkylidene-N-heterocycles)

Quast, Helmut,Ach, Manfred,Kindermann, Markus K.,Rademacher, Paul,Schindler, Michael

, p. 503 - 516 (2007/10/02)

Deprotonation by sodium hydride of the N-methyl-2-alkylazolium salts 10c, 14-16, and 18 and of the perimidinium salt 20 as well affords the corresponding ketene N,X-acetals 1c, 3-5, 7 and 8 as air-sensitive distillable oils or low-melting crystals.The α-c

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