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72624-28-3

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72624-28-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72624-28-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,6,2 and 4 respectively; the second part has 2 digits, 2 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 72624-28:
(7*7)+(6*2)+(5*6)+(4*2)+(3*4)+(2*2)+(1*8)=123
123 % 10 = 3
So 72624-28-3 is a valid CAS Registry Number.

72624-28-3Downstream Products

72624-28-3Relevant articles and documents

The chemical synthesis of oligoribonucleotides. IX. A comparison of protecting groups in the dichloridite procedure

Ogilvie, Kelvin K.,Theriault, Nicole Y.,Seifert, Jan-Marcus,Pon, Richard T.,Nemer, Mona J.

, p. 2686 - 2693 (2007/10/02)

A series of phosphorodichloridites has been prepared incorporating the most commonly used phosphate protecting groups in oligonucleotide synthesis.The groups incude trichloroethyl, tribromoethyl, cyanoethyl, benzyl, methyl, p-chlorophenyl, and nitrophenetyl.The trichloroethyl and the nitrophenethyl appear to be the most stable groups while the cyanoethyl and methyl offer specific advantages.The benzyl and p-chlorophenyl groups are subject to limitations on their utility.Condensations can be carried out in a range of solvents incuding THF, pyridine, and DMF and at temperatures from -78 deg C to 20 deg C with a slight drop in yield with increasing temperature, at least for dinucleotide condensations.

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