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SDS

COO/COA

OCY311
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Cyanine3 Trans-Cyclooctene
suitable for HPLC, ≥95%
Synonym(s): Cy3-TCO
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Pack Size SKU Availability Price Quantity
1mg OCY311-1mg In stock $209.00
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5mg OCY311-5mg In stock $439.00
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10mg OCY311-10mg In stock $597.00
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25mg OCY311-25mg In stock $955.00
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50mg OCY311-50mg In stock $1489.00
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Product Information
General Properties
Other Properties
Description
Safety Information
Product Information
CAS Number
Linear Formula

C41H55ClN4O3

Molecular weight 687.37
Beilstein
EC Number

MDL Number

PubChem CID
PubChem SID
General Properties
Purity 95%
Appearance Red powder
Solubility Freely soluble in methanol, chloroform, DMSO, and DMF; poorly soluble in water.
Purity Testing Method HPLC
Structural Identification Method NMR/MS
Storage Conditions −20 °C, keep in dark place.
Other Properties
DESCRIPTION

Cyanine3 Trans-Cyclooctene is a bioorthogonal reagent engineered for rapid, copper-free click chemistry with tetrazine derivatives via inverse electron-demand Diels-Alder (IEDDA) reactions. This non-sulfonated Cy3 conjugate features a strained trans-cyclooctene (TCO) group that achieves exceptional reaction kinetics (k₂ ~10³–10⁴ M⁻¹s⁻¹), enabling ultra-fast labeling in live-cell imaging, in vivo tracking, and time-sensitive diagnostic applications.
Key Features:
• Rapid Tetrazine Ligation: Completes within minutes at µM concentrations
• Minimal Background: Superior to linear alkene counterparts
• Dual Functionality: Combines Cy3 fluorescence with bioorthogonal reactivity

SAFETY INFORMATION
  • Symbol GHS

  • Hazard Code

  • Risk Statements

  • Safety Statements

  • RIDADR

  • WGK Germany

  • RTECS

  • F

  • Hazard Class

  • Packing Group

  • HS Code

  • Toxicity

  • Autoignition Temperature

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REFERENCES
1. Highly sensitive reduced graphene oxide impedance sensor harnessing π-stacking interaction mediated direct deposition of protein probes.
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