Protein Labeling Reagents
Enzo Life Sciences EQ0 NHS ester (1mg)
EQ0 NHS ester is an amine-reactive quencher dye. It has a broad visible absorption but no detectable fluorescence emission, making it useful as an acceptor in fluorescence resonance energy transfer (FRET) applications. It can be used to quench reporter dyes: AMCA, AMCA-X, DEAC, DEAC-X, MCA, MCC, CF™ 350, CF™405S, CF™405M, Pacific Blue™, Cascade Blue, Marina Blue, Alexa Fluor 350, Alexa Fluor 405, DyLight 350, DyLight 405, ATTO 390, ATTO 425, ATTO 465, iFluor™350, iFLuor™405, BD Horizon V450, BUV395, eFluor450. Purity: ≥80% (HPLC). Solubility: Soluble in DMSO or DMF. Long Term Storage: -20°C. Applications: Fluorescent detection FRET.
Medchemexpress LLC HY-114245 10mg Medchemexpress, Se-Methylselenocysteine CAS:26046-90-2 Purity:>98%
Medchemexpress, HY-114245 10mg Se-Methylselenocysteine CAS:26046-90-2 Se-Methylselenocysteine, a precursor of Methylselenol, has potent cancer chemopreventive activity and anti-oxidant activity. Se-Methylselenocysteine is orally bioavailable, and induces apoptosis. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.
Nanotemper Technologies Inc LRG VOL PROT LABEL KIT RED-MAL
Large Volume Protein Labeling Kit RED-MALEIMIDE 2nd Generation (Cysteine reactive)
Medchemexpress LLC HY-D0938 5mg Medchemexpress, CFSE CAS:150347-59-4 Purity:>98%
Medchemexpress, HY-D0938 5mg CFSE CAS:150347-59-4 CFSE is a fluorescent dye which can track the cell division. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.
Medchemexpress LLC HY-D0822 5mg Medchemexpress, CY3 CAS:146368-13-0 Purity:>98%
Medchemexpress, HY-D0822 5mg CY3 CAS:146368-13-0 Cy3 (Sulfo-Cyanine3) is an orange-fluorescent label for protein and nucleic acid (λ ex =554, λ em =568). Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.
Biotium 5-TAMRA-PEO3-amine
5-TAMRA-PEO3-amine (Tetramethylrhodamine-PEO3-amine) has a long water-soluble PEG spacer separating the dye and the amine functional group. The dye can be coupled to activated carboxy groups or sulfonyl chlorides. Properties: Ex/Em (MeOH) = 544/571 nm; Dark purple solid soluble in DMSO, DMF, or H2O; Store at 4°C and protect from light; C 37 H 42 F 6 N 4 O 11; MW: 832.74
Medchemexpress LLC HY-D0785 50mg Medchemexpress, NBD-F CAS:29270-56-2 Purity:>98%
Medchemexpress, HY-D0785 50mg NBD-F CAS:29270-56-2 NBD-F is a fluorescent derivatization reagent which is originally developed for amino acid analysis. Purity:>98% Medchemexpress has over 10000 novel life-science reagents, reference compounds, APIs and natural compounds for laboratory and scientific use. Other quantity can also be offered.
eMolecules 1909223-02-4 | Medchem Express | TAMRA-PEG4-acid | 5mg | 778475796 | HY-140509 | 1355.502 | C72H86N6O20
Medchem Express | m-PEG3-SH | 100mg | 752822903 | HY-133273 | 31521-83-2 | MFCD23817484 | 180.260 | C7H16O3S
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Biotium 6-ROX, FREE ACID
6-Carboxy-X-rhodamine is a single isomer, long wavelength rhodamine dye.Properties: Ex/ Em (MeOH) = 568/595 nm; Dark red solid soluble in DMSO, DMF or MeOH; Store at -20°C and protect from light; C 33 H 30 N 2 O 5; MW: 534.6
eMolecules 63368-54-7 | Medchem Express | 5-IAF | 5mg | 415688924 | HY-D0807 | MFCD07437958 | 515.259 | C22H14INO6
Medchem Express | 5-IAF | 5mg | 415688924 | HY-D0807 | 63368-54-7 | MFCD07437958 | 515.259 | C22H14INO6
Biotium 5-(And-6)-Carboxyfluorescein
5-(and-6)-FAM (full name: 5-(and-6)-Carboxyfluorescein mixed isomer) has a pKa of 6.5 and can be used as a pH indicator. Its excitation spectrum and fluorescence response to pH are similar to those of BCECF. Carboxyfluorescein can also be used as a tracer dye. The dye is membrane-impermeant and can be loaded into cells by microinjection or scrape loading. Properties: Ex/Em (pH 9) = 492/514 nm; e (pH 9) = 82,000; Yellow orange solid soluble in pH>6 water; Store at 4°C and protect from light, especially in solution; C21H12O7; MW: 376; [72088-94-9].