Silaanthracene as a red and near infrared sensor and a method to manufacture such a sensor

A chemical sensor/probe comprising Formula (I):

• Wherein:
• X is selected from the group consisting of hydrogen and halogen;
• R1 is selected from the group consisting of amino and hydroxy;
• R2 is selected from the group consisting of amino, imino, hydroxy, and keto;
• R3 is selected from the group consisting of
• wherein R, R4 and R5 are independently chosen from alkyls;
• wherein the chemical sensor/probe produces one or more analytically useful signals when contacted with at least one analyte;
• and
• wherein the one or more analytically useful signals are selected from the group consisting of absorption of light at one or more characteristic wavelengths ranging from about 570 nm to about 663 nm, emission of red or NIR light at one or more characteristic wavelengths in response to at least one excitatory light pulse delivered at a wavelength ranging from about 430 nm to about 655 nm, emission of light at a characteristic peak intensity ranging from about 40,000 a.u. to about 800,000 a.u. observed at a wavelength ranging from about 430 nm to about 663 nm, a color change in solution, and any combination thereof.

A dye/tag comprising Formula (I):

• wherein
• X is selected from the group consisting of hydrogen and halogen;
• R1 is selected from the group consisting of amino and hydroxy;
• R2 is selected from the group consisting of amino, imino, hydroxy, and keto;
• R3 is selected from the group consisting of
• wherein the dye/tag is mixed with or attached to an entity, and one or more analytically useful signals produced by the dye/tag are monitored;
• and
• wherein the one or more analytically useful signals are selected from the group consisting of absorption of light at one or more characteristic wavelengths ranging from about 570 nm to about 663 nm, emission of red or NIR light at one or more characteristic wavelengths in response to at least one excitatory light pulse delivered at a wavelength ranging from about 430 nm to about 655 nm, emission of light at a characteristic peak intensity ranging from about 40,000 a.u. to about 800,000 a.u. observed at a wavelength ranging from about 430 nm to about 663 nm, a color change in solution, and any combination thereof.

A chemical sensor/probe comprising Formula (II):

• wherein X is selected from the group consisting of hydrogen and halogen;
• R3 is selected from the group consisting of
• wherein the chemical sensor/probe produces one or more analytically useful signals when contacted with at least one analyte;
• and
• wherein the one or more analytically useful signals are selected from the group consisting of absorption of light at one or more characteristic wavelengths ranging from about 570 nm to about 663 nm, emission of red or NIR light at one or more characteristic wavelengths in response to at least one excitatory light pulse delivered at a wavelength ranging from about 430 nm to about 655 nm, emission of light at a characteristic peak intensity ranging from about 40,000 a.u. to about 800,000 a.u. observed at a wavelength ranging from about 430 nm to about 663 nm, a color change in solution, and any combination thereof.

A dye/tag comprising Formula (II):

• wherein X is selected from the group consisting of hydrogen and halogen;
• and
• R3 is selected from the group consisting of
• wherein the dye/tag produces one or more analytically useful signals when contacted with at least one analyte;
• and
• wherein the one or more analytically useful signals are selected from the group consisting of absorption of light at one or more characteristic wavelengths ranging from about 570 nm to about 663 nm, emission of red or NIR light at one or more characteristic wavelengths in response to at least one excitatory light pulse delivered at a wavelength ranging from about 430 nm to about 655 nm, emission of light at a characteristic peak intensity ranging from about 40,000 a.u. to about 800,000 a.u. observed at a wavelength ranging from about 430 nm to about 663 nm, a color change in solution, and any combination thereof.