Introduction：Basic information about CAS 6581-66-4|tetrahydro-2-methoxy-2H-pyran, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | tetrahydro-2-methoxy-2H-pyran |
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| CAS Number | 6581-66-4 | Molecular Weight | 116.15800 |
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| Density | 0.963 g/mL at 25ºC(lit.) | Boiling Point | 128-129ºC(lit.) |
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| Molecular Formula | C6H12O2 | Melting Point | / |
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| MSDS | / | Flash Point | 77 °F |
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Names
| Name | 2-methoxyoxane |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 0.963 g/mL at 25ºC(lit.) |
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| Boiling Point | 128-129ºC(lit.) |
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| Molecular Formula | C6H12O2 |
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| Molecular Weight | 116.15800 |
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| Flash Point | 77 °F |
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| Exact Mass | 116.08400 |
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| PSA | 18.46000 |
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| LogP | 1.15940 |
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| Index of Refraction | n20/D 1.425(lit.) |
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| InChIKey | XTDKZSUYCXHXJM-UHFFFAOYSA-N |
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| SMILES | COC1CCCCO1 |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- UQ0300000
- CHEMICAL NAME :
- Pyran, 2-methoxy-tetrahydro-
- CAS REGISTRY NUMBER :
- 6581-66-4
- BEILSTEIN REFERENCE NO. :
- 0102955
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 2
- MOLECULAR FORMULA :
- C6-H12-O2
- MOLECULAR WEIGHT :
- 116.18
- WISWESSER LINE NOTATION :
- T6OTJ BO1
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 2870 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,6,1961
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1500 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,6,1961
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Safety Information
| Hazard Codes | F |
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| Risk Phrases | R10 |
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| Safety Phrases | S16-S29-S33 |
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| RIDADR | UN 1993 3/PG 3 |
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| WGK Germany | 2 |
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| RTECS | UQ0300000 |
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| Packaging Group | III |
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| Hazard Class | 3.2 |
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| HS Code | 2932999099 |
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Customs
| HS Code | 2932999099 |
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| Summary | 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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Synonyms
| 2-Methoxytetrahydropyran |
| PYRAN,2-METHOXY-TETRAHYDRO |
| 2-methoxytetrahydro-2H-pyran |
| MFCD00075264 |
| tetrahydropyran-2-yl methyl ether |
| methoxydihydropyran |
| 2H-Pyran,tetrahydro-2-methoxy |
| methoxytetrahydropyran |
| EINECS 229-509-8 |
| Tetrahydro-2-methoxy-2H-pyran |
