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Merck
CN

743593

Ethylene oxide

≥99.9%

Synonym(s):

Oxirane

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About This Item

Empirical Formula (Hill Notation):
C2H4O
CAS Number:
75-21-8
Molecular Weight:
44.05
UNSPSC Code:
12142100
NACRES:
NA.22
PubChem Substance ID:
329765643
EC Number:
200-849-9
Beilstein/REAXYS Number:
102378
MDL number:
MFCD00014482

Key Documents

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Product Name

Ethylene oxide, ≥99.9%

InChI

1S/C2H4O/c1-2-3-1/h1-2H2

InChI key

IAYPIBMASNFSPL-UHFFFAOYSA-N

SMILES string

C1CO1

assay

≥99.9%

form

gas

refractive index

n20/D 1.3597 (lit.)

bp

10.7 °C (lit.)

mp

−111 °C (lit.)

density

0.882 g/mL at 25 °C (lit.)

storage temp.

2-8°C

Quality Level

100

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Other Notes

For 743593-390G-EU packaging: 500 mL of aluminium cylinder equipped with brass valve.
For 743593-390G-EU: outlet fitting: DIN 477-1 no. 1, Z742160 or Z742161 are the recommended regulators.

Packaging

500ml high pressure aluminum cylinder equipped with a stainless steel valve according to DIN 477-1.

signalword

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Carc. 1B - Chem. Unst. Gas A - Eye Dam. 1 - Flam. Gas 1A - Muta. 1B - Press. Gas Liquefied gas - Repr. 1B - Skin Corr. 1B - STOT RE 1 - STOT SE 3

target_organs

Central nervous system, Nervous system, Respiratory system

Storage Class

2A - Gases

wgk

WGK 3

flash_point_f

-4.0 °F - closed cup

flash_point_c

-20.0 °C - closed cup

Regulatory Information

监管及禁止进口产品
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Certificates of Analysis (COA)

Lot/Batch Number
STBJ2473
STBH2243
STBG4016V
STBG1979V
STBF6727V

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Gisela C C Mendes et al.
American journal of infection control, 35(9), 574-581 (2007-11-06)
Ethylene oxide (EO) is a well-known sterilizing agent. However, only recently has its use significantly emerged, based on its range of applications in the field of new medical device development and sterilization. This paper describes the progress in terms of
V E Walker et al.
Mutation research, 233(1-2), 151-164 (1990-11-01)
The results of efforts to identify and quantify macromolecular adducts of ethylene oxide (ETO), to determine the source and significance of background levels of these adducts, and to generate molecular dosimetry data on these adducts are reviewed. A time-course study
R J Preston
Critical reviews in toxicology, 29(3), 263-282 (1999-06-24)
Cytogenetic assays are an integral component of the battery of short-term assays that are used for the hazard identification component of a cancer risk assessment. The protocol for the conduct of such assays for maximal sensitivity for detecting clastogenicity has
Faisal I Khan et al.
Journal of hazardous materials, 108(3), 147-159 (2004-05-04)
This paper discusses a methodology for the design of an optimum inspection and maintenance program. The methodology, called risk-based maintenance (RBM) is based on integrating a reliability approach and a risk assessment strategy to obtain an optimum maintenance schedule. First
A T Natarajan et al.
Mutation research, 330(1-2), 55-70 (1995-08-01)
A risk estimate of the heritable effects of ethylene oxide exposure, using the parallelogram approach, as suggested by Frits Sobels, is described. The approach is based on available data on the ethylene oxide-induced responses for the same genetic endpoint in
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