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TBTU

BGC Id:241138569885
CAS No:125700-67-6
Synonyms:tbtu extrapure ; benzotriazolyl tetramethyluronium fluoroborate ; knorr reagent ; tbtu (knorr reagent) ; 1h-benzotriazolium-1-[bis(dimethylamine) ; o-benzotriazol-1-yl-n,n,n',n'-tetra- & ; tetrafluoroborate tbtu ; o-(benzotriazol-1-yl)-n,n,n',n'-tetramethyluro ; tbpipu ; tbtu
Molecular Formula:C11H16N5O.BF4
Molecular Weight:321.08
EINECS:
Structural Formula
The last intensive check and update was carried out on 2025/10/30.

Identify

Synonyms:
tbtu extrapure ; benzotriazolyl tetramethyluronium fluoroborate ; knorr reagent ; tbtu (knorr reagent) ; 1h-benzotriazolium-1-[bis(dimethylamine) ; o-benzotriazol-1-yl-n,n,n',n'-tetra- & ; tetrafluoroborate tbtu ; o-(benzotriazol-1-yl)-n,n,n',n'-tetramethyluro ; tbpipu ; tbtu
CAS:
125700-67-6
EINECS:
Molecular Formula:
C11H16N5O.BF4
MDL:
MFCD00077413
SMILES:
B(C1=COC=C1)(O)O

Properties

Molecular Weight:
321.08 g·mol−1
Melting point:
205 °C (dec.)(lit.)
Solubility:
acetonitrile: 0.1 g/mL, clear
download Download Molfile for :
O-(Benzotriazol-1-yl)-N,N,N’,N’-tetramethyluronium Tetrafluoroborate

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Changzhou Union Chemicals Co.,Ltd.

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Simagchem Corporation

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Shandong Ench Chemical Co.,Ltd

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Capot Chemical Co., Ltd.

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Xiamen Equation Chemical Co.,Ltd

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Safety Information

Hazard Classes:
Risk Codes:
36/37/38-5-2 (R)
Safety Codes:
26-36-37/39-36/37/39-35 (S)
WGK Germany:
3
Storage temperature:
2-8°C

What other providers are available for CAS 125700-67-6?

In addition to the providers presented here for TBTU with the CAS number 125700-67-6, there are other 83 providers with slightly different product names available for this CAS number.

+2 additional providers that we know from the past
+1 additional providers that we know from the past
Tianjin Zhongxin Chemtech Co., Ltd.
Dayang Chem (Hangzhou) Co.,Ltd. | BuGuCh & Partners +15 additional providers that we know from the past
Hangzhou Verychem Science & Technology Co., Ltd. | Hangzhou Zhongqi Chem Co., Ltd | Finetech Industry Limited | Leap Chem Co., Ltd | Skyrun Industrial Co., Ltd. +21 additional providers that we know from the past
H&Z Industry Co.,Ltd | Hangzhou Lingrui Chemical Co., Ltd. | Carbone Scientific Co., Ltd. | Shandong SanYoung Industry Co., Ltd +23 additional providers that we know from the past
+2 additional providers that we know from the past




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