42500
Fluka

1,4-Dioxane

for UV-spectroscopy, ≥99.8% (GC)

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Synonym

Diethylene oxide

Dioxane

Molecular Formula

C₄H₈O₂

Molecular Weight

88.11

CAS Number

123-91-1

Beilstein Registry Number

102551

MDL number

MFCD00006571

EG/EC Number

204-661-8

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Properties

grade

for UV-spectroscopy

vapor density

3 (vs air)

vapor pressure

27 mmHg ( 20 °C)

40 mmHg ( 25 °C)

assay

≥99.8% (GC)

autoignition temp.

356 °F

expl. lim.

22 %

refractive index

n20/D 1.422(lit.)

100-102 °C(lit.)

10-12 °C(lit.)

density

1.034 g/mL at 25 °C(lit.)

1 cm path, H₂O reference

UV absorption

λ: 225 nm A_max: 0.5

λ: 240 nm A_max: 0.3

λ: 250 nm A_max: 0.2

λ: 260 nm A_max: 0.12

λ: 270 nm A_max: 0.05

λ: 290 nm A_max: 0.03

λ: 310 nm A_max: 0.003

References

Merck

Merck 13,3330

Beilstein

Beil. 19,V,1,16

Fieser

Fieser 1,333

reference

Aldrich MSDS 1, 820:A / Corp MSDS 1 (1), 1446:D / FT-IR 2 (1), 398:B / FT-IR 1 (1), 250:B / FT-NMR 1 (1), 404:B / IR-Spectra (3), 145:F / IR-Spectra (2), 131:F / NMR-Reference 2 (1), 210:C / RegBook 1 (1), 267:A / Sax 6, 1227 / Structure Index 1, 36:A:7 / Vapor Phase 3, 331:C

Safety

Hazard Codes

F,Xn

Risk Statements

11-19-36/37-40-66

Safety Statements

9-16-36/37-46

RIDADR

UN 1165 3/PG 2

WGK Germany

RTECS

JG8225000