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pyrimidine

pyrimidine

pyrimidine Sentence Examples

  • N:CH N N:C(CH3) N NH CO NH ' 'CH :CH CH NH2 C :CH C CH 3 CH :CH 0 Pyrimidine Cyanmethine Uracil

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  • Pyridine gives origin to: pyridazine or ortho-diazine, pyrimidine or metadiazine, pyrazine or para-diazine, osotriazine, unsymmetrical triazine, symmetrical triazine, osotetrazone and tetrazine.

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  • Its hydrochloride melts at 163° C., and crystallizes from alcohol in colourless deliquescent prisms. Acetic anhydride converts the base into an acetamino-dimethyl pyrimidine, acetic acid and acetamide being also formed.

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  • pyrimidine synthesis in a manner similar to BQR (Figure 4 ).

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  • pyrimidine bases are colored blue.

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  • pyrimidine metabolism.

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  • pyrimidine ring.

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  • pyrimidine analog 5-fluorouracil used principally in colon and breast cancer.

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  • The purins themselves may be considered as a combination of the pyrimidine and glyoxaline ring systems. For formulae see below; the numbers about the first ring explain the orientation of pyrimidine derivatives.

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  • Pyrimidine, C4H4N2, itself is a water-soluble base which melts at 21° C. and possesses a narcotic smell.

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  • For methods of preparation and properties of numerous other pyrimidine compounds see T.

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  • N:CH N N:C(CH3) N NH CO NH ' 'CH :CH CH NH2 C :CH C CH 3 CH :CH 0 Pyrimidine Cyanmethine Uracil

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  • The results at first obtained were very confusing and seemed to show that nucleic acid is very variable in constitution, but thanks to the work ~f Schmiedeberg and Stendel (Germany), Ivar Bang (Sweden) and Walter Jones and Levene (America), the confusion has been reduced to some sort of order, and it now seems probable that all ordinary nucleic acids yield two purine bases, adenine and guanine; two pyrimidine bases, cytosine and thymine and a hexose carbohydrate, the identity of which is uncertain.i The NucleolusIn the majority of plant-nuclei, both in the higher and lower plants, there is found, in addition to the chromatin network, a deeply stained spherical or slightly irregular body (sometimes more than one) called the nucleolus (fig.

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  • Pyridine gives origin to: pyridazine or ortho-diazine, pyrimidine or metadiazine, pyrazine or para-diazine, osotriazine, unsymmetrical triazine, symmetrical triazine, osotetrazone and tetrazine.

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  • Its hydrochloride melts at 163° C., and crystallizes from alcohol in colourless deliquescent prisms. Acetic anhydride converts the base into an acetamino-dimethyl pyrimidine, acetic acid and acetamide being also formed.

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  • It condenses with acetic anhydride to form a methyldiphenyl triazine, acetamide being also formed; with acetyl-acetone to form dimethylphenyl pyrimidine (A.

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  • It is considered to inhibit de novo pyrimidine synthesis in a manner similar to BQR (Figure 4).

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  • Purine bases are colored red, and pyrimidine bases are colored blue.

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  • Altered erythrocyte nucleotide patterns are characteristic of inherited disorders of purine and pyrimidine metabolism.

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  • This proton transfer is promoted by a glutamate residue adjacent to the pyrimidine ring.

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  • The same applies to the pyrimidine analog 5-fluorouracil used principally in colon and breast cancer.

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  • Pyrimidine, C4H4N2, itself is a water-soluble base which melts at 21° C. and possesses a narcotic smell.

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