Carboxylic acids in Reactive groups

(S,R,S)-AHPC-amido-C2-carboxylic acid

VHL ligand containing short carbon alkyl linker (C2) and terminal carboxylic group for conjugation with amino-functionalized linkers and target protein ligands.
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Cat. # Quantity Price Lead time
4528-25mg 25 mg $189 in stock
4528-100mg 100 mg $529 in stock
4528-500mg 500 mg $1698 in stock
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AF 343 (Coumarin)-X-carboxylic acid

AF 343 (Coumarin) carboxylic acid. Extended aminohexanoyl linker increases solubility and provides spatial separation between the fluorophore, and the functional group.
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Cat. # Quantity Price Lead time
12690 1 mg $105 in stock
22690 5 mg $165 in stock
42690 25 mg $285 in stock
52690 50 mg $495 in stock
62690 100 mg $880 in stock
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AF 430 carboxylic acid

Non-reactive form of AF 430 fluorescent dye to be used as a reference standard.
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Cat. # Quantity Price Lead time
10890 1 mg $110 in stock
20890 5 mg $165 in stock
40890 25 mg $380 in stock
50890 50 mg $695 in stock
60890 100 mg $1190 in stock
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AF 488 carboxylic acid

AF 488 carboxyl derivative can be used as a reference standard or for synthesizing various AF488 esters.
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Cat. # Quantity Price Lead time
11890 1 mg $125 in stock
21890 5 mg $325 in stock
41890 25 mg $950 in stock
51890 50 mg $1625 in stock
61890 100 mg $2090 in stock
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AF 532 carboxylic acid

Non-reactive form of AF 532 fluorescent dye with a free carboxyl group.
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Cat. # Quantity Price Lead time
1C890 1 mg $110 in stock
2C890 5 mg $165 in stock
4C890 25 mg $380 in stock
5C890 50 mg $695 in stock
6C890 100 mg $1190 in stock
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AF 555 carboxylic acid

Non-reactive form of AF 555 fluorescent dye with a free carboxyl group.
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Cat. # Quantity Price Lead time
1K890 1 mg $125 in stock
2K890 5 mg $325 in stock
4K890 25 mg $950 in stock
5K890 50 mg $1625 in stock
6K890 100 mg $2090 in stock
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AF 568 carboxylic acid

Non-reactive form of AF 568 fluorescent dye with a free carboxyl group.
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Cat. # Quantity Price Lead time
15890 1 mg $125 in stock
25890 5 mg $325 in stock
45890 25 mg $950 in stock
55890 50 mg $1625 in stock
65890 100 mg $2090 in stock
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AF 594 carboxylic acid

Non-reactive form of AF 594 fluorescent dye with a free carboxyl group.
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Cat. # Quantity Price Lead time
14890 1 mg $125 in stock
24890 5 mg $325 in stock
44890 25 mg $950 in stock
54890 50 mg $1625 in stock
64890 100 mg $2090 in stock
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AF 647 carboxylic acid

AF 647 carboxylic acid is a water-soluble dye that can be used as a reference standard for dye conjugates and the synthesis of AF647-containing biomolecules.
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Cat. # Quantity Price Lead time
16890 1 mg $140 in stock
26890 5 mg $420 in stock
46890 25 mg $1365 in stock
56890 50 mg $1790 in stock
66890 100 mg $2640 in stock
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Alkyne-PEG2-carboxylic acid

Bifunctional diethyleneglycol linker with terminal alkyne and carboxylic acid moieties.
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Cat. # Quantity Price Lead time
2155-1g 1 g $380 in stock
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Alkyne-PEG3-carboxylic acid

Bifunctional triethyleneglycol linker with terminal alkyne and carboxylic acid moieties.
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Cat. # Quantity Price Lead time
1743-1g 1 g $490 in stock
1743-5g 5 g $980 in stock
1743-25g 25 g please inquire in stock
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Alkyne-PEG4-carboxylic acid

Bifunctional tetraethyleneglycol linker with terminal alkyne and carboxylic acid moieties.
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Cat. # Quantity Price Lead time
2187-1g 1 g $380 in stock
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AMCA carboxylic acid

Non-reactive form of AMCA fluorescent dye with a free carboxyl group. AMCA is one of the brightest blue fluorescent dyes with large Stoke's shift and high resistance to photobleaching.
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Cat. # Quantity Price Lead time
3357-25mg 25 mg $45 in stock
3357-100mg 100 mg $95 in stock
3357-1g 1 g $490 in stock
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Amine-PEG2-carboxylic acid

Hydrophilic PEG2-linker with a terminal amino group and a carboxyl group.
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Cat. # Quantity Price Lead time
2817-250mg 250 mg $90 in stock
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Amine-PEG3-carboxylic acid

Hydrophilic PEG3-linker with a terminal amino group and a carboxyl group.
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Cat. # Quantity Price Lead time
2616-250mg 250 mg $90 in stock
2616-1g 1 g $230 in stock
2616-2g 2 g $390 in stock
2616-5g 5 g $690 in stock
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Amine-PEG3-carboxylic acid, hydrochloride

Hydrophilic linker with amino and carboxyl groups, containing PEG spacer.
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Cat. # Quantity Price Lead time
2719-250mg 250 mg please inquire in stock (2 pcs)
2719-1g 1 g please inquire in stock (2 pcs)
2719-2g 2 g please inquire in stock (2 pcs)
2719-5g 5 g please inquire in stock (1 pcs)
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Amine-PEG4-carboxylic acid

Hydrophilic PEG4-linker with a terminal amino group and a carboxyl group.
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Cat. # Quantity Price Lead time
2722-250mg 250 mg $110 in stock
2722-1g 1 g $249 in stock
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ATT 550 carboxylic acid

Derivative of АТТ 550 fluorophore with non-activated free carboxylic acid group.
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Cat. # Quantity Price Lead time
1C990 1 mg $125 in stock
2C990 5 mg $325 in stock
4C990 25 mg $850 in stock
5C990 50 mg $1490 in stock
6C990 100 mg $1990 in stock
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ATT 594 carboxylic acid

Derivative of water-soluble red-fluorescent dye АТТ 594 with non-activated free carboxylic acid group.
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Cat. # Quantity Price Lead time
1B990 1 mg $134 12 days
2B990 5 mg $380 12 days
4B990 25 mg $1365 12 days
5B990 50 mg $1790 12 days