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302341

Sigma-Aldrich

Acetoxyacetic acid

99%

Sinónimos:

α-Acetoxyacetic acid, (Acetyloxy)acetic acid, 2-(Acetyloxy)acetic acid, 2-Hydroxyacetic acid acetate, Acetylglycolic acid, O-Acetylglycolic acid

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About This Item

Fórmula lineal:
CH3CO2CH2CO2H
Número de CAS:
13831-30-6
Peso molecular:
118.09
EC Number:
237-541-9
MDL number:
MFCD00011551
UNSPSC Code:
12352100
PubChem Substance ID:
24858247
NACRES:
NA.22

Quality Level

100

assay

99%

bp

141-142 °C/12 mmHg (lit.)

mp

67-69 °C (lit.)

SMILES string

CC(=O)OCC(O)=O

InChI

1S/C4H6O4/c1-3(5)8-2-4(6)7/h2H2,1H3,(H,6,7)

InChI key

MLXDUYUQINCFFV-UHFFFAOYSA-N

General description

Acetoxyacetic acid is kinetically stable degradation product of oxidative degradation of 1,3-dialkylimidazolium ionic liquids in hydrogen peroxide/aceticacid aqueous medium assisted by ultrasonic chemical irradiation. It is an intermediate formed during reactions of manganic acetate in glacial acetic acid with benzene (100°C), chlorobenzene, or toluene.

Application

Acetoxyacetic acid was used in preparation of tert-butyl glycolate.

pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H314

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Synthetic studies of pyridomycin. II. Synthesis of a model twelve-membered ring compound related to pyridomycin.
Kinoshita M and Awamura M.
Bulletin of the Chemical Society of Japan, 51(3), 869-871 (1978)
Intermediate steps in autoxidation: III. Reactions of MnIII acetate in acetic acid with benzene, chlorobenzene, and toluene.
Van der PRE, et al.
J. Catal., 10(1), 52-59 (1968)
Xuehui Li et al.
Dalton transactions (Cambridge, England : 2003), (19)(19), 1875-1880 (2007-08-19)
A highly efficient process for oxidative degradation of 1,3-dialkylimidazolium ionic liquids in hydrogen peroxide/acetic acid aqueous medium assisted by ultrasonic chemical irradiation is, for the first time, described. It is shown that more than 93% of the 1,3-dialkylimidazolium cation with
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Cholera toxin (CT) enters host intestinal epithelia cells, and its retrograde transport to the cytosol results in the massive loss of fluids and electrolytes associated with severe dehydration. To initiate this intoxication process, the B subunit of CT (CTB) first

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