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Key Documents

180734

Sigma-Aldrich

3,4-Dihydro-2-methoxy-2H-pyran

99%

Synonym(s):

2-Methoxy-3,4-dihydro-2H-pyran

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About This Item

Empirical Formula (Hill Notation):
C6H10O2
CAS Number:
Molecular Weight:
114.14
Beilstein/REAXYS Number:
107274
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:

assay

99%

refractive index

n20/D 1.442 (lit.)

density

1.006 g/mL at 25 °C (lit.)

SMILES string

COC1CCC=CO1

InChI

1S/C6H10O2/c1-7-6-4-2-3-5-8-6/h3,5-6H,2,4H2,1H3

InChI key

XCYWUZHUTJDTGS-UHFFFAOYSA-N

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pictograms

FlameExclamation mark

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Warning

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 3

Storage Class

3 - Flammable liquids

wgk_germany

WGK 1

flash_point_f

78.8 °F - closed cup

flash_point_c

26 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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B Ballantyne et al.
Human toxicology, 8(3), 229-235 (1989-05-01)
1. The LC50 values for acrolein (AC) vapour to Sprague-Dawley rats (combined sexes) were determined to be 26 ppm (1 h) and 8.3 ppm (4 h). Signs of severe irritancy were present, and death was due to lung injury. 2.
The acute toxicity of methoxydihydropyran.
D E Dodd et al.
Veterinary and human toxicology, 30(6), 545-550 (1988-12-01)

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