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O-(Benzotriazol-1-yl)-N,N,N′,N′-tetramethyluronium tetrafluoroborate_Molecular_structure_CAS_125700-67-6)
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O-(Benzotriazol-1-yl)-N,N,N′,N′-tetramethyluronium tetrafluoroborate

Catalog No. 12806 Name Sigma Aldrich
CAS Number 125700-67-6 Website http://www.sigmaaldrich.com
M. F. C11H16BF4N5O Telephone 1-800-521-8956
M. W. 321.0822528 Fax
Purity ≥97.0% (N) Email
Storage Chembase ID: 93510

SYNONYMS

Title
O-苯并三氮唑-N,N,N′,N′-四甲基脲四氟硼酸酯
IUPAC name
[(1H-1,2,3-benzotriazol-1-yloxy)(dimethylamino)methylidene]dimethylazanium; tetrafluoroboranuide
IUPAC Traditional name
[(1,2,3-benzotriazol-1-yloxy)(dimethylamino)methylidene]dimethylazanium tetrafluoroborate
Synonyms
N,N,N′,N′-Tetramethyl-O-(benzotriazol-1-yl)uronium tetrafluoroborate
TBTU
苯并三唑四甲基四氟硼酸

DATABASE IDS

MDL Number MFCD00077413
CAS Number 125700-67-6
Beilstein Number 7066325
PubChem SID 24847819

PROPERTIES

Linear Formula C11H16N5O · BF4
Purity ≥97.0% (N)
Melting Point 205 °C (dec.)(lit.)
GHS Pictograms GHS02
GHS Pictograms GHS07
GHS Signal Word Danger
GHS Hazard statements H228-H315-H319-H335
European Hazard Symbols Explosive Explosive (E)
European Hazard Symbols Irritant Irritant (Xi)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P210-P261-P305 + P351 + P338
Risk Statements 2-36/37/38
Safety Statements 26-35
Storage Temperature 2-8°C
German water hazard class 3

DETAILS

Description (English)
Application
Coupling reagent which is ideally suited for solid-phase peptide synthesis.
Other Notes
Recent studies show that crystal as well as solution structure of this coupling agent is a guanidinium N-oxide and not an uronium compound1; Coupling reagent which is ideally suited for solid-phase peptide synthesis.2
Packaging
1 kg in glass bottle
5, 25, 100, 250 g in glass bottle
Description (简体中文)
Application
非常适用于固相肽合成的偶联剂。
Other Notes
最近的研究表明,该偶联剂的晶体及溶液结构是胍的 N-氧化物形式,而不是脲化合物1;非常适用于固相肽合成的偶联剂。2
包装
1 kg in glass bottle
5, 25, 100, 250 g in glass bottle

REFERENCES