Maintenance Notice (4:00 AM November 1 - 9:30 AM November 1, 2025): This website is scheduled to be unavailable due to maintenance. We appreciate your patience and understanding.
Published TCIMAIL newest issue No.199
Maximum quantity allowed is 999
Please select the quantity
CAS RN: 7128-64-5 | Product Number: B1554
2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene
×
![]()
×
Purity: >99.0%(HPLC)(N)
Synonyms:
- BBOT
- 2,5-Bis(5-(tert-butyl)benzo[d]oxazol-2-yl)thiophene
- 2,5-Bis(5-tert-butylbenzooxazol-2-yl)thiophene
- 2,2'-(2,5-Thiophenediyl)bis(5-tert-butylbenzoxazole)
Product Documents:
| Size | Unit Price | Belgium | Japan* | Quantity |
Shipping Information
|
|---|---|---|---|---|---|
| 5G |
€23.00
|
4 | 12 |
|
|
| 25G |
€48.00
|
5 | ≥100 |
|
* Stock available in Belgium: Shipment on the same day
* Stock available in Japan: Please check the Shipping Simulation for estimated shipments. (excludes regulated items and dry ice shipments)
| Product Number | B1554 |
Purity / Analysis Method 
|
>99.0%(HPLC)(N) |
| Molecular Formula / Molecular Weight | C__2__6H__2__6N__2O__2S = 430.57 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature
|
Room Temperature (Recommended in a cool and dark place, <15°C) |
| CAS RN | 7128-64-5 |
| Reaxys Registry Number | 631803 |
| PubChem Substance ID | 87564458 |
| SDBS (AIST Spectral DB) | 15111 |
| Merck Index (14) | 1014 |
| MDL Number | MFCD00005774 |
Specifications
| Appearance | Light yellow to Yellow to Green powder to crystal |
| Purity(HPLC) | min. 99.0 area% |
| Purity(with Total Nitrogen) | min. 99.0 % |
| Melting point | 199.0 to 203.0 °C |
| NMR | confirm to structure |
Properties (reference)
| Melting Point | 201 °C |
| Maximum Absorption Wavelength | 373 nm (EtOH) |
| Solubility in water | Insoluble |
GHS
Related Laws:
| EC Number | 230-426-4 |
| RTECS# | DM4888332 |
Transport Information:
| HS Number | 2934999090 |
PubMed Literature
Product Articles
Product Documents (Note: Some products will not have analytical charts available.)
Safety Data Sheet (SDS)
Please select Language.
The requested SDS is not available.
Please Contact Us for more information.
Specifications
C of A & Other Certificates
Please enter Lot Number
Incorrect Lot Number. Please input only the 4-5 alphanumeric characters before the hyphen.
Sample C of A
This is a sample C of A and may not represent a recently manufactured lot of the product.
A sample C of A for this product is not available at this time.
Analytical Charts
Please enter Lot Number
Incorrect Lot Number. Please input only the 4-5 alphanumeric characters before the hyphen.
The requested analytical chart is not available. Sorry for the inconvenience.
Other Documents
Related Products
2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene (purified by sublimation)
| Product # | B4221 |
| CAS RN | 7128-64-5 |
| Purity / Analysis Method: | >99.0%(HPLC)(N) |