Introduction：Basic information about CAS 100-73-2|3,4-Dihydro-2H-pyran-2-carbaldehyde, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 3,4-Dihydro-2H-pyran-2-carbaldehyde |
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| CAS Number | 100-73-2 | Molecular Weight | 112.127 |
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| Density | 1.2±0.1 g/cm3 | Boiling Point | 185.1±39.0 °C at 760 mmHg |
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| Molecular Formula | C6H8O2 | Melting Point | -100ºC |
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| MSDS | / | Flash Point | 73.4±20.6 °C |
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Names
| Name | 3,4-dihydro-2H-pyran-2-carbaldehyde |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.2±0.1 g/cm3 |
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| Boiling Point | 185.1±39.0 °C at 760 mmHg |
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| Melting Point | -100ºC |
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| Molecular Formula | C6H8O2 |
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| Molecular Weight | 112.127 |
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| Flash Point | 73.4±20.6 °C |
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| Exact Mass | 112.052429 |
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| PSA | 26.30000 |
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| LogP | -0.17 |
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| Vapour Pressure | 0.7±0.4 mmHg at 25°C |
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| Index of Refraction | 1.547 |
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| InChIKey | NPWYTMFWRRIFLK-UHFFFAOYSA-N |
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| SMILES | O=CC1CCC=CO1 |
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Toxicological Information
CHEMICAL IDENTIFICATION - RTECS NUMBER :
- UP6825000
- CHEMICAL NAME :
- 2H-Pyran-2-carboxaldehyde, 3,4-dihydro-
- CAS REGISTRY NUMBER :
- 100-73-2
- BEILSTEIN REFERENCE NO. :
- 0107244
- LAST UPDATED :
- 199806
- DATA ITEMS CITED :
- 6
- MOLECULAR FORMULA :
- C6-H8-O2
- MOLECULAR WEIGHT :
- 112.14
- WISWESSER LINE NOTATION :
- T6O BUTJ FVH
HEALTH HAZARD DATAACUTE TOXICITY DATA - TYPE OF TEST :
- Open irritation test
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- REFERENCE :
- UCDS** Union Carbide Data Sheet. (Union Carbide Corp., 39 Old Ridgebury Rd., Danbury, CT 06817) Volume(issue)/page/year: 7/27/1965 ** ACUTE TOXICITY DATA **
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 4920 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- AMIHBC AMA Archives of Industrial Hygiene and Occupational Medicine. (Chicago, IL) V.2-10, 1950-54. For publisher information, see AEHLAU. Volume(issue)/page/year: 10,61,1954
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 3225 ppm/4H
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - effect, not otherwise specified Lungs, Thorax, or Respiration - respiratory depression Lungs, Thorax, or Respiration - other changes
- REFERENCE :
- TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 13,228,1993 ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 194 ppm/6H/9D-I
- TOXIC EFFECTS :
- Kidney, Ureter, Bladder - changes in bladder weight Blood - changes in platelet count Biochemical - Metabolism (Intermediary) - other proteins
- REFERENCE :
- TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 36(1,pt2),272,1997
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Safety Information
| Hazard Codes | Xn |
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| Risk Phrases | R10 |
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| Safety Phrases | 16-26-33-36/37/39-45 |
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| RIDADR | UN 2607 |
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| RTECS | UP6825000 |
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| Packaging Group | III |
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| Hazard Class | 3.2 |
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Synonyms
| 3,4-Dihydro-2H-pyran-2-carboxaldehyde |
| 5-Hexenal,2,6-epoxy |
| Acrolein dimer |
| 2H-Pyran-2-carboxaldehyde, 3,4-dihydro- |
| 2-formyldihydropyran |
| 2-Propenal dimer |
| 3,4-Dihydro-2H-pyran-2-carbaldehyd |
| 3,4-Dihydro-2H-pyran-2-carbaldehyde |
| EINECS 202-884-5 |
| 2H-PYRAN-2-CARBOXALDEHYDE,3,4-DIHYDRO |
| Pyran aldehyde |
| 2-Formyl-3,4-dihydro-2H-pyran |
| MFCD00059170 |
