Cycloalkynes in Reactive groups

Strained cycloalkynes, like cyclooctynes, react quickly with azides in a reaction called SPAAC, strain-promoted alkyne-azide cycloaddition. The reaction does not require catalyst, it is very rapid and high yielding. The process is useful for the conjugation of different classes of molecules even in vivo.

There is a balance between reactivity and stability of cycloalkynes. Azodibenzocyclooctynes (DBCO, ADIBO) are cyclooctyne derivatives that are characterized by excellent reaction kinetics and very good stability.

AF 488 DBCO

Dibenzocyclooctyne (DBCO, ADIBO) containing the green fluorophore AF 488 for labeling azide-tagged biomolecules inside live cells, whole organisms, and inanimate samples. Pure 5-isomer.
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Cat. # Quantity Price Lead time
118F0 1 mg $140 in stock
218F0 5 mg $450 in stock
418F0 25 mg $1460 in stock
518F0 50 mg $1890 in stock
618F0 100 mg $2640 in stock
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AF 555 DBCO

Dibenzocyclooctyne (DBCO, ADIBO) containing the yellow fluorophore AF 555 for labeling azide-tagged biomolecules inside live cells, whole organisms, and inanimate samples.
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Cat. # Quantity Price Lead time
1K8F0 1 mg $140 in stock
2K8F0 5 mg $450 in stock
4K8F0 25 mg $1460 in stock
5K8F0 50 mg $1890 in stock
6K8F0 100 mg $2990 in stock
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AF 568 DBCO

Dibenzocyclooctyne (DBCO, ADIBO) containing the orange fluorophore AF 568 for cooper-free labeling azide-tagged biomolecules inside live cells, whole organisms, and inanimate samples.
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Cat. # Quantity Price Lead time
1158F0 1 mg $140 in stock
2158F0 5 mg $450 in stock
4158F0 25 mg $1460 in stock
5158F0 50 mg $1890 in stock
6158F0 100 mg $2990 in stock
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AF 647 DBCO

Dibenzocyclooctyne (DBCO, ADIBO) derivative of the far red fluorophore AF 647 for labeling azide-tagged biomolecules inside live cells, whole organisms, and inanimate samples.
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Cat. # Quantity Price Lead time
1G8F0 1 mg $140 in stock
2G8F0 5 mg $450 in stock
4G8F0 25 mg $1460 in stock
5G8F0 50 mg $1890 in stock
6G8F0 100 mg $2990 in stock
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BDP® 558/568 DBCO

BDP 558/568 DBCO is a bright and photostable dye with emission in the yellow spectrum range. It contains a cyclooctyne substituting group (i.e. DBCO), which can react with various azides in Click Chemistry reactions.
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Cat. # Quantity Price Lead time
174F0 1 mg $125 in stock
274F0 5 mg $260 in stock
374F0 10 mg $325 in stock
474F0 25 mg $510 in stock
574F0 50 mg $895 in stock
674F0 100 mg $1490 in stock
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BDP® 581/591 DBCO

BDP 581/591 is a borondipyrromethene dye that can be used not only as a fluorescent dye, but also as a ROS probe. It can be conjugated with azides using copper-free click chemistry.
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Cat. # Quantity Price Lead time
A64F0 1 mg $125 in stock
B64F0 5 mg $260 in stock
C64F0 10 mg $325 in stock
D64F0 25 mg $510 in stock
E64F0 50 mg $895 in stock
F64F0 100 mg $1490 in stock
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BDP® 650/665 DBCO

This red-fluorescent dye contains a substituting group for copper-free click chemistry.
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Cat. # Quantity Price Lead time
AE4F0 1 mg $125 in stock
BE4F0 5 mg $260 in stock
CE4F0 10 mg $325 in stock
DE4F0 25 mg $510 in stock
EE4F0 50 mg $895 in stock
FE4F0 100 mg $1490 in stock
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BDP® FL DBCO

BDP FL DBCO is a dye cyclooctyne for copper-free click chemistry reactions with azides. Its absorption and emission wavelengths correspond to those of fluorescein (FAM), but BDP FL is significantly more photostable.
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Cat. # Quantity Price Lead time
A14F0 1 mg $125 in stock
B14F0 5 mg $260 in stock
C14F0 10 mg $325 in stock
D14F0 25 mg $510 in stock
E14F0 50 mg $895 in stock
F14F0 100 mg $1490 in stock
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BDP® R6G DBCO

A derivative of BDP R6G dye with azodibenzocyclooctyne (DBCO or ADIBO) for copper-free click chemistry conjugation with azides.
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Cat. # Quantity Price Lead time
A44F0 1 mg $125 in stock
B44F0 5 mg $260 in stock
C44F0 10 mg $325 in stock
D44F0 25 mg $510 in stock
E44F0 50 mg $895 in stock
F44F0 100 mg $1490 in stock
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BDP® TMR DBCO

This yellow-orange-fluorescent boron dipyrromethene dye contains a DBCO substituting group for participation in click chemistry reactions.
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Cat. # Quantity Price Lead time
124F0 1 mg $125 in stock
224F0 5 mg $260 in stock
424F0 25 mg $510 in stock
524F0 50 mg $895 in stock
624F0 100 mg $1490 in stock
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BDP® TR DBCO

A dye with a dibenzocyclooctyne substituting group for the ROX channel.
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Cat. # Quantity Price Lead time
1D4F0 1 mg $125 in stock
2D4F0 5 mg $260 in stock
4D4F0 25 mg $510 in stock
5D4F0 50 mg $895 in stock
6D4F0 100 mg $1490 in stock
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Cyanine3 DBCO

Cyanine3 dibenzocyclooctyne (DBCO, or ADIBO) is a cycloalkyne dye derivative for copper-free click chemistry.
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Cat. # Quantity Price Lead time
A10F0 1 mg $125 in stock
B10F0 5 mg $260 in stock
C10F0 10 mg $325 in stock
D10F0 25 mg $510 in stock
E10F0 50 mg $895 in stock
F10F0 100 mg $1490 in stock
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Cyanine3-PEG4-BCN (exo)

Cyanine3-PEG4-BCN is an ethylene glycol separated linker for the azido-modified molecules for copper-free click conjugation.
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Cat. # Quantity Price Lead time
NO items of this product available in stock but you can submit request for bulk.
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Cyanine3.5 DBCO

Cyclooctyne derivative of Cyanine3.5 dye, which easily reacts with various azides resulting in stable conjugates.
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Cat. # Quantity Price Lead time
A20F0 1 mg $125 in stock
B20F0 5 mg $260 in stock
C20F0 10 mg $325 in stock
D20F0 25 mg $510 in stock
E20F0 50 mg $895 in stock
F20F0 100 mg $1490 in stock
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Cyanine3B DBCO

Dibenzocyclooctyne (DBCO, ADIBO) containing Cyanine3B fluorophore for labeling azide-tagged biomolecules inside live cells, whole organisms, and inanimate samples.
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Cat. # Quantity Price Lead time
193F0 1 mg $369 in stock
293F0 5 mg $727 in stock
493F0 25 mg $1950 in stock
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Cyanine5 DBCO

Cyanine5 dye with dibenzocyclooctyne (DBCO) functional group for copper-free click chemistry.
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Cat. # Quantity Price Lead time
A30F0 1 mg $125 in stock
B30F0 5 mg $260 in stock
C30F0 10 mg $325 in stock
D30F0 25 mg $510 in stock
E30F0 50 mg $895 in stock
F30F0 100 mg $1490 in stock
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Cyanine5.5 DBCO

Cyanine5.5 is a far-red / NIR emitting dye that is useful for bioimaging studies. Cyanine5.5 DBCO is a derivative of the dye with a cycloalkyne moiety for copper-free click chemistry.
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Cat. # Quantity Price Lead time
A70F0 1 mg $125 in stock
B70F0 5 mg $260 in stock
C70F0 10 mg $325 in stock
D70F0 25 mg $510 in stock
E70F0 50 mg $895 in stock
F70F0 100 mg $1490 in stock