2H-Pyran,2-ethoxy-3,4-dihydro- cas no:103-75-3
Synonyms: 2-Ethoxy-2,3-dihydro-4H-pyran;2-Ethoxy-2,3-dihydro-g-pyran;2-Ethoxy-3,4-dihydro-2H-pyran;2-Ethoxy-3,4-dihydropyran;3,4-Dihydro-2-ethoxy-2H-pyran;3,4-Dihydro-2-ethoxypyran;3,4-Dihydro-2H-pyran-2-yl ethyl ether;NSC 6271;
Name2H-Pyran,2-ethoxy-3,4-dihydro-
CAS103-75-3
Synonyms2-Ethoxy-2,3-dihydro-4H-pyran;2-Ethoxy-2,3-dihydro-g-pyran;2-Ethoxy-3,4-dihydro-2H-pyran;2-Ethoxy-3,4-dihydropyran;3,4-Dihydro-2-ethoxy-2H-pyran;3,4-Dihydro-2-ethoxypyran;3,4-Dihydro-2H-pyran-2-yl ethyl ether;NSC 6271;
EINECS(EC#)203-141-8
Molecular FormulaC7H12O2
Molecular Weight128.19
Appearancecolorless liquid
refractive indexn20/D 1.439(lit.)
storage temp2-8°C
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass3.2
Hazard Xi: Irritant;
Risk R10
Safety
Moderately toxic by skin contact. Mildly toxic by ingestion and inhalation. A skin and eye irritant. Flammable liquid when exposed to flame, sparks, and oxidizers. To fight fire, use dry chemical, foam, fog. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazard Codes of 2-Ethoxydihydropyran (CAS NO.103-75-3):
Xi
Risk Statements:10-36/38
R10:Flammable.
R36/38:Irritating to eyes and skin.
Safety Statements:26
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
| 1. |
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skn-rbt 10 mg/24H open MLD
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AIHAAP American Industrial Hygiene Association Journal. 23 (1962),95. |
| 2. |
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eye-rbt 50 mg MOD
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UCDS** Union Carbide Data Sheet. (Industrial Medicine and Toxicology Dept., Union Carbide Corp., 270 Park Ave., New York, NY 10017) 7/15 ,1971. |
| 3. |
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orl-rat LD50:6160 mg/kg
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UCDS** Union Carbide Data Sheet. (Industrial Medicine and Toxicology Dept., Union Carbide Corp., 270 Park Ave., New York, NY 10017) 7/15 ,1971. |
| 4. |
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ihl-rat LCLo:8000 ppm/4H
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AIHAAP American Industrial Hygiene Association Journal. 23 (1962),95. |
| 5. |
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skn-rbt LD50:3560 mg/kg
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UCDS** Union Carbide Data Sheet. (Industrial Medicine and Toxicology Dept., Union Carbide Corp., 270 Park Ave., New York, NY 10017) 7/15 ,1971. |
