Maleimides in Reactive groups

Azide-PEG4-maleimide kit

Azide-PEG4-maleimide (two-component composition) - bifunctional reagent with PEG spacer, enabling conjugation with biomolecule thiol residues and click chemistry reactions.
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Cat. # Quantity Price Lead time
11182
35 mg
$110 1 days
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3-Maleimidopropionic acid NHS-ester

Bifunctional crosslinker with an amine-reactive succinimidyl ester and a thiol-reactive maleimide group.
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Cat. # Quantity Price Lead time
3419-500mg 500 mg $110 in stock
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AF 430 maleimide

AF 430 is a green-yellow emitting fluorescent dye of the coumarin series. This maleimide derivative allows the labeling of thiolated biomolecules.
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Cat. # Quantity Price Lead time
10880 1 mg $140 in stock
20880 5 mg $450 in stock
40880 25 mg $1460 in stock
50880 50 mg $1890 in stock
60880 100 mg $2640 in stock
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AF 488 maleimide

AF 488 C6 maleimide is a thiol-reactive dye for labeling of protein SH groups.
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Cat. # Quantity Price Lead time
11880 1 mg $140 in stock
21880 5 mg $450 in stock
41880 25 mg $1460 in stock
51880 50 mg please inquire in stock
61880 100 mg please inquire in stock
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AF 647 maleimide

AF 647 maleimide is a thiol-reactive far-red fluorescent dye for labeling of thiolated biomolecules (proteins, oligonucleotides, etc.).
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Cat. # Quantity Price Lead time
16880 1 mg $140 in stock
26880 5 mg $450 in stock
46880 25 mg $1460 in stock
56880 50 mg $1890 in stock
66880 100 mg $2990 in stock
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Alkyne maleimide

Maleimide reagent for the attachment of alkyne functional group to proteins, peptides, and other molecules bearing SH (thiol) groups, including cysteine residues.
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Cat. # Quantity Price Lead time
41780 25 mg $95 in stock
51780 50 mg $175 in stock
61780 100 mg $200 in stock
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Alkyne-PEG3-maleimide

Bifunctional spacer with alkyne and maleimide groups for conjugation of biomolecules.
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Cat. # Quantity Price Lead time
2344-100mg 100 mg $140 in stock
2344-1g 1 g $530 in stock
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Alkyne-PEG4-maleimide

Water soluble, heterobifunctional hydrophilic linker with a length of 14 Å, containing maleimide for thiol labeling, and alkyne for click chemistry. An ideal reagent to attach an alkyne moiety to a protein.
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Cat. # Quantity Price Lead time
2002-100mg 100 mg $150 in stock
2002-1g 1 g $590 in stock
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BDP® 558/568 maleimide

Maleimide derivative of boron-dipyrromethene dye BDP 558/568, which emits fluorescence in the yellow range; BDP 558/568 maleimide can be used for modification of thiol groups in biomolecules.
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Cat. # Quantity Price Lead time
A7480 1 mg $125 in stock
B7480 5 mg $260 in stock
C7480 10 mg $325 in stock
D7480 25 mg $510 in stock
E7480 50 mg $895 in stock
F7480 100 mg $1490 in stock
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BDP® 581/591 maleimide

Thiol reactive maleimide derivative of BDP 581/591 dye. The fluorophore is useful for a variety of application, including fluorescence polarization assays, and microscopy.
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Cat. # Quantity Price Lead time
16480 1 mg $125 in stock
26480 5 mg $260 in stock
46480 25 mg $510 in stock
56480 50 mg $895 in stock
66480 100 mg $1490 in stock
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BDP® 630/650 maleimide

BDP 630/650 maleimide is a thiol reactive, borondipyrromethene based dye tuned to match the far red channel of Cyanine5 fluorophore.
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Cat. # Quantity Price Lead time
15480 1 mg $125 in stock
25480 5 mg $260 in stock
45480 25 mg $510 in stock
55480 50 mg $895 in stock
65480 100 mg $1490 in stock
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BDP® 650/665 maleimide

This maleimide is a thiol-reactive derivative of BDP 650/665, a borondipyrromethene dye for the Cyanine5 (Cy5) channel.
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Cat. # Quantity Price Lead time
18480 1 mg $125 in stock
28480 5 mg $260 in stock
48480 25 mg $510 in stock
58480 50 mg $895 in stock
68480 100 mg $1490 in stock
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BDP® FL maleimide

BDP FL maleimide is a bright and photostable thiol-reactive dye for protein labeling, an ideal replacement for fluorescein for microscopy.
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Cat. # Quantity Price Lead time
11480 1 mg $125 in stock
21480 5 mg $260 in stock
41480 25 mg $510 in stock
51480 50 mg $895 in stock
61480 100 mg $1490 in stock
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BDP® R6G maleimide

BDP R6G is a borondipyrromethene dye tuned to R6G (rhodamine 6G) channel. This is a thiol reactive maleimide for the labeling of protein cysteine residues, and other thiols.
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Cat. # Quantity Price Lead time
14480 1 mg $125 in stock
24480 5 mg $260 in stock
44480 25 mg $510 in stock
54480 50 mg $895 in stock
64480 100 mg $1490 in stock
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BDP® TMR maleimide

A bright, thiol reactive dye for TAMRA channel. Useful for microscopy and fluorescence polarization assays, among other applications.
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Cat. # Quantity Price Lead time
12480 1 mg $125 in stock
22480 5 mg $260 in stock
42480 25 mg $510 in stock
52480 50 mg $895 in stock
62480 100 mg $1490 in stock
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BDP® TR maleimide

BDP TR is a multi-purpose fluorophore with absorption and emission channels matching ROX dye. BDP TR is suitable for two photon, and fluorescence polarization studies.
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Cat. # Quantity Price Lead time
13480 1 mg $125 in stock
23480 5 mg $260 in stock
43480 25 mg $510 in stock
53480 50 mg $895 in stock
63480 100 mg $1490 in stock
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Biotin-X-maleimide

Thiol-reactive bifunctional linker for attaching biotin to proteins, peptides, and other thiolated molecules.
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Cat. # Quantity Price Lead time
2896-25mg 25 mg $225 in stock
2896-100mg 100 mg $850 in stock
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Cyanine3 maleimide

Cyanine3 maleimide is a thiol mono-reactive dye for protein labeling.
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Cat. # Quantity Price Lead time
11080 1 mg $125 in stock
21080 5 mg $260 in stock
41080 25 mg $510 in stock
51080 50 mg $895 in stock
61080 100 mg $1490 in stock
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Cyanine3B maleimide

Derivative of a Cyanine3B dye, improved Cyanine3 dye to have higher quantum yield, for maleimide reaction chemistry.
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Cat. # Quantity Price Lead time
19380 1 mg $250 in stock
29380 5 mg $450 in stock
49380 25 mg $1750 in stock
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Cyanine5 maleimide

Cyanine5 maleimide reacts with thiols to give dye labeled conjugates.
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Cat. # Quantity Price Lead time
13080 1 mg $125 in stock
23080 5 mg $260 in stock
43080 25 mg $510 in stock
53080 50 mg $895 in stock
63080 100 mg $1490 in stock
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Cyanine5.5 maleimide

Cyanine5.5 maleimide is a thiol reactive dye for protein labeling.
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Cat. # Quantity Price Lead time
17080 1 mg $125 in stock
27080 5 mg $260 in stock
47080 25 mg $510 in stock
57080 50 mg $895 in stock
67080 100 mg $1490 in stock
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Cyanine7 maleimide

Cyanine7 maleimide is a sulfhydryl-reactive NIR dye for labeling of proteins.
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Cat. # Quantity Price Lead time
15080 1 mg $125 in stock
25080 5 mg $260 in stock
45080 25 mg $510 in stock
55080 50 mg $895 in stock
65080 100 mg $1490 in stock
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Cyanine7.5 maleimide

Cyanine7.5 maleimide is a thiol reactive near-infrared dye for labeling of protein SH groups.
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Cat. # Quantity Price Lead time
16080 1 mg $125 in stock
26080 5 mg $260 in stock
46080 25 mg $510 in stock
56080 50 mg $895 in stock
66080 100 mg $1490 in stock
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DBCO-maleimide

Bifunctional linker containing a thiol-reactive maleimide group and an azide-reactive dibenzocyclooctyne moiety.
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Cat. # Quantity Price Lead time
4448-100mg 100 mg $319 in stock
4448-500mg 500 mg $1028 in stock
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FAM maleimide, 6-isomer

Fluorescein (FAM) maleimide is a thiol reactive dye derived from isomerically pure 6-FAM. Fluorescein is a bright dye that is compatible with various fluorescence measurement instruments.
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Cat. # Quantity Price Lead time
44180 25 mg $260 in stock
54180 50 mg $370 in stock
64180 100 mg $525 in stock
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Pyrene maleimide

Pyrene maleimide derivative for the labeling of thiol groups. Pyrene is a useful excimer-forming proximity probe.
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Cat. # Quantity Price Lead time
13580 1 mg $110 in stock
23580 5 mg $210 in stock
43580 25 mg $410 in stock
53580 50 mg $695 in stock
63580 100 mg $1190 in stock
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ROX maleimide, 5-isomer

ROX maleimide is a thiol reactive dye derivative based on isomerically bright rhodamine X fluorophore.
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Cat. # Quantity Price Lead time
11280 1 mg $110 in stock
21280 5 mg $165 in stock
41280 25 mg $285 in stock
51280 50 mg $495 in stock
61280 100 mg $880 in stock
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sulfo-Cyanine3 maleimide

Water soluble thiol-reactive derivative of sulfo-Cyanine3, a Cy3 analog.
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Cat. # Quantity Price Lead time
11380 1 mg $115 in stock
21380 5 mg $290 in stock
41380 25 mg $695 in stock
51380 50 mg $1190 in stock
61380 100 mg $1990 in stock
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sulfo-Cyanine5 maleimide

Thiol reactive maleimide, water soluble cyanine dye for Cy5 channel.
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Cat. # Quantity Price Lead time
13380 1 mg $115 in stock
23380 5 mg $290 in stock
43380 25 mg $695 in stock
53380 50 mg $1270 in stock
63380 100 mg $1990 in stock
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sulfo-Cyanine5.5 maleimide

sulfo-Cyanine5.5 is a water-soluble far-red emitting dye. This is a thiol-reactive maleimide derivative of sulfo-Cyanine5.5. It is recommended for the labeling of sensitive proteins.
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Cat. # Quantity Price Lead time
17380 1 mg $125 in stock
27380 5 mg $325 in stock
47380 25 mg $790 in stock
57380 50 mg $1490 in stock
67380 100 mg $1990 in stock
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sulfo-Cyanine7 maleimide

Water-soluble near-infrared dye maleimide for the labeling of proteins and peptides.
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Cat. # Quantity Price Lead time
15380 1 mg $115 in stock
25380 5 mg $295 in stock
45380 25 mg $790 in stock
55380 50 mg $1490 in stock
65380 100 mg $1990 in stock
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sulfo-Cyanine7.5 maleimide

sulfo-Cyanine7.5 is a highly hydrophilic near infrared dye for in vivo imaging. This maleimide derivative is useful for the labeling of thiol groups of proteins and peptides.
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Cat. # Quantity Price Lead time
16380 1 mg $115 in stock
26380 5 mg $295 in stock
46380 25 mg $790 in stock
56380 50 mg $889 in stock
66380 100 mg $1385 in stock
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TAMRA maleimide, 5-isomer

Maleimide derivative of TAMRA (tetramethylrhodamine) for the labeling of thiol groups. Pure 5-isomer of TAMRA.
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Cat. # Quantity Price Lead time
17180 1 mg $110 in stock
27180 5 mg $210 in stock
47180 25 mg $410 in stock
57180 50 mg $695 in stock
67180 100 mg $1190 in stock
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TAMRA maleimide, 6-isomer

TAMRA is a well-known xanthene dye of the rhodamine series. This reagent is a thiol-reactive maleimide for the labeling of SH groups in proteins and peptides. Pure 6-isomer.
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Cat. # Quantity Price Lead time
18180 1 mg $110 in stock
28180 5 mg $260 in stock
48180 25 mg $410 in stock
58180 50 mg $695 in stock
68180 100 mg $1190 in stock
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