Fluorogenic materials and labeling techniques

Drug – bio-affecting and body treating compositions – Radionuclide or intended radionuclide containing; adjuvant... – Molecular bilayer structure

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23230R, 23230B, 23253TP, 1951035R, 252408, 260112R, 260112B, 2601125R, 424 8, 424 12, C07G 700, G01N 3100, G01N 3122, G01N 3316

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040188841

ABSTRACT:
Compounds of the formula ##STR1## wherein R.sub.1 is lower alkyl or phenyl lower alkyl: R.sub.2 is phenyl or substituted phenyl; and R.sub.3 is substituted or unsubstituted phenyl, naphthyl or indolyl;
Are fluorogenic reagents which react with primary amino groups to form fluorophors. The above compounds are useful for fluorescent labeling of materials of biological importance.

REFERENCES:
patent: 3641235 (1972-02-01), Weiss
patent: 3789116 (1974-01-01), Kay
patent: 3853987 (1974-12-01), Dreyer
patent: 3901654 (1975-08-01), Gross
patent: 3935303 (1976-01-01), Khromov
Lutz, JACS, vol. 59, 1937, pp. 2316-2317.
Weigele, JACS, vol. 94, 1972, pp. 5927-5928.

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