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6-HEX alkyne

Chemical structure for 6-HEX alkyne
Chemical structure for 6-HEX alkyne
Ordering information
Price ()
Catalog Number241
Unit Size
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Additional ordering information
InternationalSee distributors
ShippingStandard overnight for United States, inquire for international
Physical properties
Molecular weight620.05
Spectral properties
Correction Factor (280 nm)0.15
Extinction coefficient (cm -1 M -1)73000
Excitation (nm)533
Emission (nm)559
Storage, safety and handling
H-phraseH303, H313, H333
Hazard symbolXN
Intended useResearch Use Only (RUO)
R-phraseR20, R21, R22
StorageFreeze (< -15 °C); Minimize light exposure
Alternative formats
6-HEX azide


Molecular weight
Correction Factor (280 nm)
Extinction coefficient (cm -1 M -1)
Excitation (nm)
Emission (nm)
6-HEX is widely used in nucleic acid sequencing and related research. 6-HEX alkyne provides a convenient method for labeling azide-modified oligos throught the well-known click chemistry.


Common stock solution preparation

Table 1. Volume of DMSO needed to reconstitute specific mass of 6-HEX alkyne to given concentration. Note that volume is only for preparing stock solution. Refer to sample experimental protocol for appropriate experimental/physiological buffers.

0.1 mg0.5 mg1 mg5 mg10 mg
1 mM161.277 µL806.387 µL1.613 mL8.064 mL16.128 mL
5 mM32.255 µL161.277 µL322.555 µL1.613 mL3.226 mL
10 mM16.128 µL80.639 µL161.277 µL806.387 µL1.613 mL

Molarity calculator

Enter any two values (mass, volume, concentration) to calculate the third.

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Spectral properties

Correction Factor (280 nm)0.15
Extinction coefficient (cm -1 M -1)73000
Excitation (nm)533
Emission (nm)559

Product family

NameExcitation (nm)Emission (nm)Extinction coefficient (cm -1 M -1)Correction Factor (280 nm)
6-FAM Alkyne493517830000.178
6-HEX, SE [6-Carboxy-2',4,4',5',7,7'-hexachlorofluorescein, succinimidyl ester] *Single Isomer*533559730000.15
6-TET alkyne521542730000.13
6-JOE alkyne520545750001-
6-TAMRA alkyne552578900000.178
6-ROX alkyne578604820000.168
6-HEX phosphoramidite [5'-Hexachlorofluorescein phosphoramidite]533559730000.15
6-NED alkyne545567740001-


View all 12 references: Citation Explorer
Enhanced oligonucleotide delivery to mouse retinal cells using iontophoresis
Authors: Andrieu-Soler C, Doat M, Halhal M, Keller N, Jonet L, BenEzra D, Behar-Cohen F.
Journal: Mol Vis (2006): 1098
Multiple gene detection by in situ RT-PCR in isolated plant cells and tissues
Authors: Pesquet E, Barbier O, Ranocha P, Jauneau A, Goffner D.
Journal: Plant J (2004): 947
Purification of dye-labeled oligonucleotides by ion-pair reversed-phase high-performance liquid chromatography
Authors: Fountain KJ, Gilar M, Budman Y, Gebler JC.
Journal: J Chromatogr B Analyt Technol Biomed Life Sci (2003): 61
Development and clinical evaluation of an internally controlled, single-tube multiplex real-time PCR assay for detection of Legionella pneumophila and other Legionella species
Authors: Templeton KE, Scheltinga SA, Sillekens P, Crielaard JW, van Dam AP, Goossens H, Claas EC.
Journal: J Clin Microbiol (2003): 4016
Novel algorithm identifies species in a polymycobacterial sample by fluorescence capillary electrophoresis-based single-strand conformation polymorphism analysis
Authors: Iwamoto T, Sonobe T, Hayashi K.
Journal: J Clin Microbiol (2002): 4705
Single nucleotide polymorphism genotyping using short, fluorescently labeled locked nucleic acid (LNA) probes and fluorescence polarization detection
Authors: Simeonov A, Nikiforov TT.
Journal: Nucleic Acids Res (2002): e91
Binding and recognition of GATATC target sequences by the EcoRV restriction endonuclease: a study using fluorescent oligonucleotides and fluorescence polarization
Authors: Reid SL, Parry D, Liu HH, Connolly BA.
Journal: Biochemistry (2001): 2484
Strand-separating activity of hepatitis C virus helicase in the absence of ATP
Authors: Porter DJ, Preugschat F.
Journal: Biochemistry (2000): 5166
Development of a high-throughput quantitative assay for detecting herpes simplex virus DNA in clinical samples
Authors: Ryncarz AJ, Goddard J, Wald A, Huang ML, Roizman B, Corey L.
Journal: J Clin Microbiol (1999): 1941
Three mechanistic steps detected by FRET after presynaptic filament formation in homologous recombination. ATP hydrolysis required for release of oligonucleotide heteroduplex product from RecA
Authors: Gumbs OH, Shaner SL.
Journal: Biochemistry (1998): 11692