Introduction：Basic information about CAS 2866-43-5|2,2'-thiophene-2,5-diylbis(benzoxazole), including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2,2'-thiophene-2,5-diylbis(benzoxazole) |
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| CAS Number | 2866-43-5 | Molecular Weight | 318.34900 |
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| Density | 1.385 | Boiling Point | 466.4ºC at 760 mmHg |
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| Molecular Formula | C18H10N2O2S | Melting Point | 216-220ºC |
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| MSDS | / | Flash Point | 235.9ºC |
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Names
| Name | Fluorescent Brightener 185 |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.385 |
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| Boiling Point | 466.4ºC at 760 mmHg |
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| Melting Point | 216-220ºC |
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| Molecular Formula | C18H10N2O2S |
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| Molecular Weight | 318.34900 |
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| Flash Point | 235.9ºC |
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| Exact Mass | 318.04600 |
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| PSA | 80.30000 |
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| LogP | 5.36450 |
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| Index of Refraction | 1.6000 (estimate) |
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| InChIKey | UGFSLKRMHPGLFU-UHFFFAOYSA-N |
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| SMILES | c1ccc2oc(-c3ccc(-c4nc5ccccc5o4)s3)nc2c1 |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- DM4888166
- CHEMICAL NAME :
- Benzoxazole, 2,2'-(2,5-thiophenediyl)bis-
- CAS REGISTRY NUMBER :
- 2866-43-5
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 2
- MOLECULAR FORMULA :
- C18-H10-N2-O2-S
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >30 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- MVCRB3 MVC-Report. (Stockholm, Sweden) No.1-2, 1972-73. Discontinued. Volume(issue)/page/year: 2,193,1973
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Safety Information
Customs
| HS Code | 2934999090 |
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| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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Synonyms
| 2,4-DICHLORO-5-FLUORO-3-NITROBENZOTRIFLUORIDE |
| 2,2'-thiodipropanol |
| 2,2'-sulfanediyldipropan-1-ol |
| 2,2'-sulfanediyl-bis-propan-1-ol |
| 2,2'-thiophene-2,5-diyl-bis-benzooxazole |
| 1-Propanol,2,2'-thiobis |
