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L-1-tosylamino-3-(1-uracilyl)butyric acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128563-64-4

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128563-64-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128563-64-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,5,6 and 3 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 128563-64:
(8*1)+(7*2)+(6*8)+(5*5)+(4*6)+(3*3)+(2*6)+(1*4)=144
144 % 10 = 4
So 128563-64-4 is a valid CAS Registry Number.

128563-64-4Upstream product

128563-64-4Relevant academic research and scientific papers

Synthesis of oligopeptides as polynucleotide analogs

Umemiya, Hiroki,Kagechika, Hiroyuki,Hashimoto, Yuichi,Shudo, Koichi

, p. 465 - 475 (1996)

Several dipeptides which have a uracil moiety in their side chains were designed as nucleotide analogs. Oligopeptides obtained from the dipeptides as monomer units were water-soluble, but exhibited no hypochromic effect with poly A or poly dA.

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