Molekula
O-(7-Azabenzotriazol-1-yl)-N,N,N,N-tetramethyluronium tetrafluoroborate (TATU)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
O-(7-Azabenzotriazol-1-yl)-N,N,N,N-tetramethyluronium tetrafluoroborate (TATU) is a coupling reagent used in peptide synthesis and organic chemistry for forming amide and ester bonds. It is a stable alternative to HBTU with reduced racemization. CAS: 873798-09-5, Molecular formula: C10H15N6OBF4, Molecular weight: 322.07 g/mol, Storage: 2 to 8 °C, Signal word: Danger. Molekula supplies TATU from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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5 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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25 g — £61.50 per pack ex VAT · £73.80 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White crystalline powder |
| Purity (HPLC) | ≥99.0% |
| Loss on Drying | ≤0.5% |
| Storage Conditions | Protect from light and store in a cool and dry place (2 - 8℃) |
| Identification (1H-NMR) | Conforms to reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Transport Class | 8 |
| Packing Group | III |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 67943083 |
| CAS Number | 873798-09-5 |
| IUPAC Name | [dimethylamino(triazolo[4,5-b]pyridin-3-yloxy)methylidene]-dimethylazanium tetrafluoroborate |
| Molecular Formula | C10H15N6OBF4 |
| Molecular Weight | 322.07 |
| Exact Mass | 322.1337 |
| SMILES | [B-](F)(F)(F)F.CN(C)C(=[N+](C)C)ON1C2=C(C=CC=N2)N=N1 |
| InChIKey | AUPDFAPCZZXFMX-UHFFFAOYSA-N |
| InChI | InChI=1S/C10H15N6O.BF4/c1-14(2)10(15(3)4)17-16-9-8(12-13-16)6-5-7-11-9;2-1(3,4)5/h5-7H,1-4H3;/q+1;-1 |
| PubChem CID | 11099301 |
| UN Number | UN1759 |
| REACH Code | Y110 |
| HTS Code | 29339982 |
| Tariff Code | 2933998090 |
Safety & GHS
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Corrosive
GHS05
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H314 (sub cat. 1C) Causes severe skin burns and eye damage
- H315 Causes skin irritation
- H318 Causes serious eye damage
- H332 Harmful if inhaled
- H335 May cause respiratory irritation
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is O-(7-Azabenzotriazol-1-yl)-N,N,N,N-tetramethyluronium tetrafluoroborate (TATU) used for?
TATU is a coupling reagent used in peptide synthesis to facilitate the formation of amide bonds, particularly in solid-phase and solution-phase methods.
What is the chemical formula and molecular weight of TATU?
The formula is C10H15N6OBF4 and the molecular weight is 322.07 g/mol.
How should TATU be stored?
TATU should be stored at 2 to 8 °C, protected from moisture and light, and kept in a dry environment.
What grade of TATU is available from Molekula?
Molekula supplies TATU in high-purity grade suitable for research and synthetic applications.
Can Molekula supply TATU in bulk quantities?
Yes, Molekula can supply TATU in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a TATU order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.