N,N,N',N'-Tetramethyl-O-(4-oxo-3,4-dihydro-1,2,3-benzotriazin-3-yl)uronium tetrafluoroborate, 98+%, Thermo Scientific Chemicals

Description

O-(3,4-Dihydro-4-oxo-1,2,3-benzotriazin-3-yl)-N,N,N?,N?-tetramethyluronium tetrafluoroborate (2-(3,4-dihydro-4-oxo-1,2,3-benzotriazin-3-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate, TBTU) may be used as coupling reagent in the synthesis of macrocyclic polyamine derivatives with various length of linkers, condensation reagent in the large-scale preparation of the hematoregulatory nonapeptide (Glp-Glu-Asp)2-DAS-(Lys)2 (2,SK&F 107647), coupling reagent for peptide synthesis which best suppresses racemization during fragment condensation.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
O-(3,4-Dihydro-4-oxo-1,2,3-benzotriazin-3-yl)-N,N,N′,N′-tetramethyluronium tetrafluoroborate (2-(3,4-dihydro-4-oxo-1,2,3-benzotriazin-3-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate, TBTU) may be used as coupling reagent in the synthesis of macrocyclic polyamine derivatives with various length of linkers, condensation reagent in the large-scale preparation of the hematoregulatory nonapeptide (Glp-Glu-Asp)2-DAS-(Lys)2 (2,SK&F 107647), coupling reagent for peptide synthesis which best suppresses racemization during fragment condensation.

Solubility
Soluble in acetonitrile 0.1 g/mL.

Notes
Moisture and light sensitive. Store away from water/ moisture, oxidizing agents. Protect from heat.

Specifications

Chemical Identifiers

• CAS: 125700-69-8
• Molecular Formula: C12H16BF4N5O2
• Molecular Weight (g/mol): 349.10
• MDL Number: MFCD00077730
• InChI Key: FOBCPCIJLQTYBT-UHFFFAOYSA-N
• Synonym: tdbtu, n,n,n',n'-tetramethyl-o-3,4-dihydro-4-oxo-1,2,3-benzotriazin-3-yl uronium tetrafluoroborate, o-3,4-dihydro-4-oxo-1,2,3-benzotriazin-3-yl-n,n,n',n'-tetramethyluronium tetrafluoroborate, 1,1,3,3-tetramethyl-2-4-oxobenzo d 1,2,3 triazin-3 4h-yl uronium tetrafluoroborate, o-3,4-dihydro-4-oxo-1,2,3-benzotriazin-3-yl-n,n,n',n'-tetramethyluroniumtetrafluoroborate, tdbtu; n,n,n',n'-tetramethyl-o-3,4-dihydro-4-oxo-1,2,3-benzotriazin-3-yl uronium tetrafluoroborate, dimethylamino 4-oxo-1,2,3-benzotriazin-3-yl oxy methylidene dimethylazanium tetrafluoroborate, pubchem12760, acmc-1cac0, d04fkx
• PubChem CID: 10882602
• IUPAC Name: [dimethylamino-[(4-oxo-1,2,3-benzotriazin-3-yl)oxy]methylidene]-dimethylazanium;tetrafluoroborate
• SMILES: F[B-](F)(F)F.CN(C)C(ON1N=NC2=CC=CC=C2C1=O)=[N+](C)C

• Quantity: 5 g
• Sensitivity: Light and moisture sensitive
• Solubility Information: Soluble in acetonitrile 0.1g/mL.
• Formula Weight: 349.09
• Percent Purity: ≥98%
• Chemical Name or Material: N,N,N',N'-Tetramethyl-O-(4-oxo-3,4-dihydro-1,2,3-benzotriazin-3-yl)uronium tetrafluoroborate

Safety and Handling

Hazard Category	H315-H319-H335
Hazard Statement	GHS H Statement H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Precautionary Statement	P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P501c
TSCA	No
Recommended Storage	Keep cold; Store under Nitrogen

SDS

RUO – Research Use Only