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13345-08-9

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13345-08-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 13345-08-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,3,4 and 5 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 13345-08:
(7*1)+(6*3)+(5*3)+(4*4)+(3*5)+(2*0)+(1*8)=79
79 % 10 = 9
So 13345-08-9 is a valid CAS Registry Number.
InChI:InChI=1/C7H10N2O2/c1-2-3-5-4-6(10)9-7(11)8-5/h4H,2-3H2,1H3,(H2,8,9,10,11)

13345-08-9Relevant articles and documents

Analytical studies on thiouracils. II. Dissociation constants of thiouracils and their reactions with hydrogen peroxide (author's transl)

Hatada,Mamori,Nakashima,Yoshimura

, p. 668 - 672,669,670 (1978)

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Synthesis of modified uracil and cytosine nucleobases using a microwave-assisted method

Burgula, Laxmi Narayana,Radhakrishnan,Kundu, Lal Mohan

supporting information; experimental part, p. 2639 - 2642 (2012/06/30)

Modified nucleobases and nucleic acids have found many biological and pharmaceutical applications. Here we report a microwave-directed synthesis of a variety of modified uracil and cytosine nucleobases with high yields under solvent-free conditions. The reaction yields were further improved by addition of Lewis acid. The crystal structures of 5-isopropyl-6-methyluracil and 6-phenyluracil were also determined.

Synthesis of an AZT-HEPT hybrid and homologous AzddU derivatives

Larsen, Erik,Danel, Krzysztof,Vaaben, Gitte B.,El-Emam, Ali A.,Pedersen, Erik B.,Nielsen, Claus

, p. 417 - 421 (2007/10/03)

3′-Azido-2′,3′-dideoxyuridines 6 and their corresponding α anomers 5 were syrthesizes by condensation of silylated 6-alkyl and 5,6-dialkyl substituted uracils 2 with methyl 3-azido-5-O-tert-butyldiphenylsilyl-2,3-dideoxy-α,β-D-erythro- pentofuranoside (4). Compounds 5 and 6 were treated with tetrabutylammonium fluoride to obtain the deprotected nucleosides 7 and 8, respectively. Acta Chemica Scandinavica 1996.

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