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332828

Sigma-Aldrich

2-Butanone oxime

99%

Sinonimo/i:

Methyl ethyl ketoxime

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About This Item

Formula condensata:
C2H5C(=NOH)CH3
Numero CAS:
96-29-7
Peso molecolare:
87.12
Beilstein:
1698241
Numero CE:
202-496-6
Numero MDL:
MFCD00013935
Codice UNSPSC:
12352100
ID PubChem:
24860083
NACRES:
NA.22

Densità del vapore

3 (vs air)

Livello qualitativo

100

Tensione di vapore

<8 mmHg ( 20 °C)

Saggio

99%

Forma fisica

liquid

Indice di rifrazione

n20/D 1.442 (lit.)

P. eboll.

59-60 °C/15 mmHg (lit.)

Solubilità

water: soluble 100 g/L at 25 °C

Densità

0.924 g/mL at 25 °C (lit.)

Gruppo funzionale

amine
oxime

Stringa SMILE

CC\C(C)=N\O

InChI

1S/C4H9NO/c1-3-4(2)5-6/h6H,3H2,1-2H3/b5-4+
WHIVNJATOVLWBW-SNAWJCMRSA-N

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Descrizione generale

2-Butanone oxime is an antioxidant and blocking agent used in the synthesis of water-dispersible blocked polyurethane.

Applicazioni

2-Butanone oxime was employed as reagent and solvent in the syntheses of ketoimine and 2,4-dipyridyl-1,3,5-triazapentadiene palladium(II) complexes. It was also used in the synthesis of novel acetaldiimine cobalt complex, [CoI2{((CH3CH2)(CH3)C=NO)2C(CH3)2}].

Avvertenze

Danger

Classi di pericolo

Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Carc. 1B - Eye Dam. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT RE 2 - STOT SE 1 - STOT SE 3

Organi bersaglio

Blood, Central nervous system, Upper respiratory tract

Codice della classe di stoccaggio

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

Classe di pericolosità dell'acqua (WGK)

WGK 3

Punto d’infiammabilità (°F)

143.5 °F - closed cup

Punto d’infiammabilità (°C)

61.97 °C - closed cup

Dispositivi di protezione individuale

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

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Certificati d'analisi (COA)

Lot/Batch Number
MKCH4886
MKBZ0115V
MKBR1594V
MKBD0680V
MKBJ5354V

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Michael J Derelanko et al.
Drug and chemical toxicology, 26(3), 147-168 (2003-09-05)
The developmental toxicity of methyl ethyl ketoxime (MEKO), an industrial antioxidant used primarily as an antiskinning agent in alkyd paint, was investigated in rats and rabbits. Following preliminary dose range finding studies, groups of 25 pregnant rats or 18 pregnant
R W Tyl et al.
Fundamental and applied toxicology : official journal of the Society of Toxicology, 31(2), 149-161 (1996-06-01)
Methylethyl ketoxime (CAS No. 96-29-7; MEKO; 2-butanone oxime), an antioxidant agent used in paints, resins, and adhesives, was tested for reproductive toxicity in a two-generation study with CD (Sprague-Dawley) rats. Thirty-eight-week-old rats/sex/group (F0) were administered MEKO in water, by gavage
Michael J Derelanko et al.
Drug and chemical toxicology, 31(1), 97-114 (2007-12-29)
Acute and repeated oral and dermal rat toxicology studies of standard designs were conducted on four methyl ethyl ketoxime (MEKO) silanes and four methyl isobutyl ketoxime (MIBKO) silanes. Each compound contained either MEKO or MIBKO groups (but not both) and
Paul E Newton et al.
Inhalation toxicology, 14(12), 1249-1260 (2002-11-28)
Methylethylketoxime, also known as MEKO or 2-butanone oxime (CAS No. 96-29-7), is a clear, colorless to light yellow liquid at room temperature. It is an industrial antioxidant used as an antiskinning agent in alkyd paint, an industrial blocking agent for
L T Burka et al.
Xenobiotica; the fate of foreign compounds in biological systems, 28(10), 1005-1015 (1998-12-16)
1. The disposition of 14C-methyl ethyl ketoxime (MEKO) was determined in the male F344 rat following oral, intravenous (i.v.) and dermal administration. 2. Oral doses of 2.7, 27 and 270 mg/kg were primarily excreted as CO2 (71-49%) in decreasing percentage
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