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| Product | Description | |
|---|---|---|
| TBTU | Popular in situ activation reagents in solid and solution phase peptide synthesis. In addition to having high reactivity, TBTU have also been shown to limit enantiomerization during fragment condensation. Uses: Peptide Synthesis. Group: Coupling Reagents. Alternative Names: O-(Benzotriazol-1-yl)-N,N,N?,N?-tetramethyluronium tetrafluoroborate. CAS No. 125700-67-6. |  Luxembourg Bio Technologies |
| TBTU | TBTU. Group: Biochemicals. Alternative Names: N,N,N',N'-Tetramethyl-O-(benzotriazol-1-yl)uronium tetrafluoroborate; O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate. Grades: Highly Purified. CAS No. 125700-67-6. Pack Sizes: 100g, 250g, 500g, 1kg, 2kg. Molecular Formula: C11H16N5O·BF4. US Biological Life Sciences. |  Worldwide |
| TBTU (o-Benzotriazol-1-yl-N,N,N',N'-tetramethyluronium tetrafluoroborate) | 100g Pack Size. Group: Building Blocks, Organics, Peptide Reagents. Formula: C11H16BF4N5O. CAS No. 125700-67-6. Prepack ID 39093565-100g. Molecular Weight 321.0822528. See USA prepack pricing. |  |
| TBTU (o-Benzotriazol-1-yl-N,N,N',N'-tetramethyluronium tetrafluoroborate) | 1kg Pack Size. Group: Building Blocks, Organics, Peptide Reagents. Formula: C11H16BF4N5O. CAS No. 125700-67-6. Prepack ID 39093565-1kg. Molecular Weight 321.0822528. See USA prepack pricing. | |
| Fmoc-Arg(Boc)?-OH | An excellent derivative for Fmoc SPPS of Arg-containing peptides. Coupling of this derivative can be effected using standard activation methods, such as PyBOPor TBTU, although longer reaction times may be necessary due to the bulkiness of the side-chain protection. Uses: Peptide synthesis. Additional or Alternative Names: Fmoc-Arg(Boc)2-OH, N-α-Fmoc-N-ω,N-ωÆ-bis-t-butoxycarbonyl-L-arginine. Product Category: Amino Acids. CAS No. 143824-77-5. Mole weight: 596.67. Product ID: ACM143824775-1. Alfa Chemistry ISO 9001:2015 Certified. |  |
| Fmoc-D-Thr(PO(OBzl)OH)-OH | An excellent building block for the preparation of D-phosphothreonine-containing peptides by Fmoc SPPS. This derivative can be introduced using standard activation methods, such as PyBOPand TBTU. The monoprotected phosphoserine residue once incorporated is stable to piperidine. Using this reagent, even peptides containing multiple phosphorylation sites can be prepared efficiently by standard Fmoc SPPS methods. Uses: Peptide synthesis. Additional or Alternative Names: Fmoc-D-Thr(PO(OBzl)OH)-OH, N-α-Fmoc-O-benzyl-D-phosphothreonine. Product Category: Amino Acids. CAS No. 937171-63-6. Molecular formula: C26H26NO8P. Mole weight: 511.46. IUPACName: (2R,3S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-[hydroxy(phenylmethoxy)phosphoryl]oxybutanoic acid. Canonical SMILES: CC(C(C(=O)O)NC(=O)OCC1C2=CC=CC=C2C3=CC=CC=C13)OP(=O)(O)OCC4=CC=CC=C4. Density: 1.4±0.1 g/cm3. Product ID: ACM937171636. Alfa Chemistry ISO 9001:2015 Certified. | |
| Fmoc-Ser(PO(OBzl)OH)-OH | An excellent building block for the preparation of phosphoserine-containing peptides by Fmoc SPPS. This derivative can be introduced using standard activation methods, such as PyBOPand TBTU. The monoprotected phosphoserine residue once incorporated is stable to piperidine. Using this reagent, even peptides containing multiple phosphorylation sites can be prepared efficiently by standard Fmoc SPPS methods. Applications of this derivative include the preparation of phospholamban , a 52 residue peptide containing both phosphoserine and phosphothreonine, and human salivary statherin, a 42 residue phosphoserine peptide ; for other examples see references.Recently, β-piperidinylalanine formation has been shown to occur during Fmoc deprotection of N-terminal Ser(PO(OBzl)OH), particularly under microwave conditions. This side reaction can be eliminated by using cyclohexylamine or DBU just for this Fmoc deprotection step. Uses: Peptide synthesis. Additional or Alternative Names: Fmoc-Ser(PO(OBzl)OH)-OH, N-α-Fmoc-O-benzyl-L-phosphoserine. Product Category: Amino Acids. CAS No. 158171-14-3. Molecular formula: C25H24NO8P. Mole weight: 497.43. Product ID: ACM158171143-1. Alfa Chemistry ISO 9001:2015 Certified. Categories: (2S)-2-(9H-fluoren-9-ylmethoxycarbonylamino)-3-[hydroxy(phenylmethoxy)phosphoryl]oxypropanoic acid. | |
| Fmoc-Thr(PO(OBzl)OH)-OH | An excellent building block for the preparation of phosphothreonine-containing peptides by Fmoc SPPS. This derivative can be introduced using standard activation methods, such as PyBOPand TBTU. The monoprotected phosphothreonine residue once incorporated is stable to piperidine. Using this reagent, even peptides containing multiple phosphorylation sites can be prepared efficiently by standard Fmoc SPPS methods.A paper describes the use of this derivative in the preparation of phospholamban , a 52 residue peptide containing both phosphoserine and phosphothreonine. Uses: Peptide synthesis. Additional or Alternative Names: Fmoc-Thr(PO(OBzl)OH)-OH, N-α-Fmoc-O-benzyl-L-phosphothreonine. Product Category: Amino Acids. CAS No. 175291-56-2. Molecular formula: C26H26NO8P. Mole weight: 511.46. Product ID: ACM175291562-2. Alfa Chemistry ISO 9001:2015 Certified. | |
| Fmoc-Tyr(PO(OBzl)OH)-OH | An excellent building block for the preparation of phosphotyrosine-containing peptides by Fmoc SPPS. This derivative can be introduced using standard activation methods, such as PyBOPand TBTU. Using this reagent, even peptides containing multiple phosphorylation sites have been prepared efficiently by standard Fmoc SPPS methods. Uses: Peptide synthesis. Additional or Alternative Names: Fmoc-Tyr(PO(OBzl)OH)-OH, N-α-Fmoc-O-benzyl-L-phosphotyrosine. Product Category: Amino Acids. CAS No. 191348-16-0. Molecular formula: C31H28NO8P. Mole weight: 573.53. Product ID: ACM191348160-1. Alfa Chemistry ISO 9001:2015 Certified. | |
| HCTU | Aminium-based coupling reagent, analogous to HBTU, which in comparative studies was found to give superior results to TBTU in the synthesis of difficult peptides, in hindered couplings, and cyclizations. Uses: Peptide Synthesis. Group: Coupling Reagents. Alternative Names: O-(1H-6-Chlorobenzotriazole-1-yl)-1,1,3,3-tetramethyluronium hexafluorophosphate. CAS No. 330645-87-9. | Luxembourg Bio Technologies |
| O-(Benzotriazol-1-yl)-N,N,N,N-tetramethyluronium tetrafluoroborate | TBTU. CAS No. 125700-67-6. Product ID: 9-10289. Molecular formula: C11H16N5O BF4. Mole weight: 321.09. |  |
| O-(Benzotriazol-1-yl)-N,N,N',N'-tetra methyluronium tetrafluoroborate | O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium Tetrafluoroborate is used in the synthesis of tetrapeptoid analogues of the antiprotocoal compound Apicidin. Also used in the synthesis of acid based t-antigen glycodendrimers. Synonyms: 1-[Bis(dimethylamino)methylene]-1H-benzotriazolium 3-Oxide Tetrafluoroborate(1-) (1:1); 1-[Bis(dimethylamino)methylene]-1H-benzotriazolium 3-Oxide Tetrafluoroborate(1-); O-Benzotriazolyl Tetramethylisouronium Tetrafluoroborate; TBTU; 2-(1H-Benzotriazole-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate; 2-(1h-benzo[d][1,2,3]triazol-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate; o-(1h-benzotriazol-1-yl)-n,n,n',n'-tetramethyluronium tetrafluoroborate; MFCD00077413; N,N,N',N'-Tetramethyl-O-(benzotriazol-1-yl)uronium tetrafluoroborate; O-(benzotriazol-1-yl)-1,1,3,3-tetramethyluronium tetrafluoroborate. Grades: 99 % (HPLC). CAS No. 125700-67-6. Molecular formula: C11H16N5O.BF4. Mole weight: 321.08. |  |
| O-(Benzotriazol-1-yl)-N,N,N,N-tetramethyluronium Tetrafluoroborate | O-(Benzotriazol-1-yl)-N,N,N,N-tetramethyluronium Tetrafluoroborate is used in the synthesis of tetrapeptoid analogues of the antiprotocoal compound Apicidin (A726300). Also used in the synthesis of acid based t-antigen glycodendrimers. Group: Biochemicals. Alternative Names: 1-[Bis (dimethylamino) methylene]-1H-benzotriazolium 3-Oxide Tetrafluoroborate(1-) (1:1); 1-[Bis (dimethylamino) methylene]-1H-benzotriazolium 3-Oxide Tetrafluoroborate(1-); O-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; O-Benzotriazolyl Tetramethylisouronium Tetrafluoroborate; TBTU. Grades: Highly Purified. CAS No. 125700-67-6. Pack Sizes: 10g. US Biological Life Sciences. | Worldwide |
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