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68221

Abberior® STAR 440SXP, NHS ester

for long Stokes STED and 2-color STED application

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About This Item

NACRES:
NA.32
UNSPSC Code:
12352108
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Quality Segment

assay

≥80.0% (degree of coupling)

form

solid

mol wt

Mw 597.5 g/mol

solubility

DMF: 1 mg/mL, clear

fluorescence

λex 440 nm; λem 511 nm±10 nm in PBS, pH 7.4

storage temp.

−20°C

General description

Absorption Maximum, λmax: 433 nm (MeOH)
432 nm (PBS, pH 7.4)
Extinction Coefficient, ε(λmax): 36,000 M-1cm-1 (MeOH)
33,000 M-1cm-1 (PBS, pH 7.4)
Correction Factor, CF260 = ε260/εmax: 0.47 (PBS, pH 7.4)
Correction Factor, CF280 = ε280/εmax: 0.31 (PBS, pH 7.4)
Fluorescence Maximum, λfl: 502 nm (MeOH),
511 nm (PBS, pH 7.4)
Recommended STED Wavelength, λSTED: 590 − 620 nm
Fluorescence Quantum Yield, η: 0.57 (PBS, pH 7.4)
Fluorescence Lifetime, τ: 3.7 ns (PBS, pH 7.4)

Application

  • Abberior® STAR 440SXP goat anti-mouse antibody has been used for STED (stimulated emission depletion) microscopy imaging of primary hippocampal cells.[1]
  • Secondary anti-mouse antibody conjugated with Abberior® STAR 440SXP has been used for gated STED microscopy imaging of viral capsid.[2]
  • Abberior® STAR 440SXP goat anti-rabbit antibody has been used for two-color STED microscopy imaging of olfactory epithelium.[3]
Designed and tested for fluorescent super-resolution microscopy

Legal Information

abberior is a registered trademark of Abberior GmbH

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This Item
383610300430558
fluorescence

λex 440 nm; λem 511 nm±10 nm in PBS, pH 7.4

fluorescence

λex 437 nm; λem 515 nm±5 nm in PBS, pH 7.4

fluorescence

λex 512 nm; λem 530 nm±5 nm in PBS, pH 7.4

fluorescence

λex 635 nm; λem 655 nm±10 nm in PBS, pH 7.4

solubility

DMF: 1 mg/mL, clear

solubility

DMF: 1 mg/mL, clear

solubility

DMF: 0.25 mg/mL, clear

solubility

DMF: 0.25 mg/mL, clear

form

solid

form

-

form

-

form

-

assay

≥80.0% (degree of coupling)

assay

≥80.0% (degree of coupling)

assay

-

assay

-

Quality Level

100

Quality Level

100

Quality Level

100

Quality Level

100

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C

storage temp.

−20°C


Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable



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