2,5-Di(5-tert-butylbenzoxazol-2-yl)thiophene，CAS 登记号 7128-64-5，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于Organic Chemicals。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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2,5-Di(5-tert-butylbenzoxazol-2-yl)thiophene · CAS 7128-64-5 · C26H26N2O2S. UNII W7UR9129GP.
| CAS Registry Number | 7128-64-5 |
|---|---|
| PubChem CID | 292429 |
| Molecular formula | C26H26N2O2S |
| IUPAC name | 5-tert-butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole |
| UNII (FDA) | W7UR9129GP |
| Molecular Weight | 430.6 |
|---|---|
| XLogP3 | 8 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 4 |
| Exact Mass | 430.17149925 |
| Monoisotopic Mass | 430.17149925 |
| Topological Polar Surface Area | 80.3 |
| Heavy Atom Count | 31 |
| Formal Charge | 0 |
| Regulatory & Food Contact | FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS 2,2'-(2,5-THIOPHENEDIYL)-BIS(5-TERT-BUTYLBENZOXAZOLE) 2,2'-(2,5-THIOPHENEDIYL)-BIS (5-TERT-BUTYLBENZOXAZOLE) |
|---|---|
| GHS notification summary | 11.9% (408 / 3430) |
| GHS notification summary | 11.9% (408 / 3430) |
|---|---|
| Reported hazard statements | H413 (86%) |
This chemical does not meet GHS hazard criteria for 11.9% (408 of 3430) of reports.
H413 (86%): May cause long lasting harmful effects to aquatic life [Hazardous to the aquatic environment, long-term hazard]
2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene; FLUORESCENT BRIGHTENER 184; Benzoxazole, 2,2'-(2,5-thiophenediyl)bis[5-(1,1-dimethylethyl)-; 5-tert-butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole; NSC 158163; EINECS 230-426-4; Benzoxazole, 2,2'-(2,5-thiophenediyl)bis(5-tert-butyl-; Bis(tert-butyl benzoxazolyl) thiophene; W7UR9129GP; BRIGHTENER OB; TINOPAL OB; UVITEX 3BSA; 2,2'-(2,5-Thiophenediyl)bis(5-tert-butylbenzoxazole); KEYFLUOR WHITE PL; 2,5-Di(5-tert-butylbenzoxazol-2-yl)thiophene; 2,5-Bis(5'-tert-butyl-2-benzoxazolyl)thiophene
CAS 7128-64-5; molecular formula C26H26N2O2S; molecular weight — g/mol.
2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene, FLUORESCENT BRIGHTENER 184, Benzoxazole, 2,2'-(2,5-thiophenediyl)bis[5-(1,1-dimethylethyl)-, 5-tert-butyl-2-[5-(5-tert-butyl-1,3-benzoxazol-2-yl)thiophen-2-yl]-1,3-benzoxazole, NSC 158163, EINECS 230-426-4.
Documented regulatory listings: FDA Cumulative Estimated Daily Intake (CEDI): FCS; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; 2,2'-(2,5-THIOPHENEDIYL)-BIS(5-TERT-BUTYLBENZOXAZOLE).
11.9% of GHS notifications report no hazard classification (408 of 3430).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.