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乙酸酐

一般危化品
乙酸酐结构式
乙酸酐结构式
常用名 乙酸酐 英文名 Ethanoic anhydride
CAS号 108-24-7 分子量 102.089
密度 1.1±0.1 g/cm3 沸点 141.1±8.0 °C at 760 mmHg
分子式 C4H6O3 熔点 -73.1 °C
MSDS 中文版 美版 闪点 54.4±0.0 °C
符号 GHS02 GHS05 GHS06
GHS02, GHS05, GHS06
信号词 Danger

Urinary metabolic fingerprinting of mice with diet-induced metabolic derangements by parallel dual secondary column-dual detection two-dimensional comprehensive gas chromatography.

J. Chromatogr. A. 1361 , 265-76, (2014)

This study investigates the potential of a parallel dual secondary column-dual detection two-dimensional comprehensive GC platform (GC×2GC-MS/FID) for metabolic profiling and fingerprinting of mouse urine. Samples were obtained from a murine model that mimics...

Preparation and structural characterization of poly-mannose synthesized by phosphoric acid catalyzation under microwave irradiation.

Carbohydr. Polym. 121 , 355-61, (2015)

Poly-mannose with molecular weight of 2.457 kDa was synthesized using d-mannose as substrate and phosphoric acid as catalyst under the condition of microwave irradiation for the first time. The optimum reaction conditions were microwave output power of 900 W,...

Long-distance retinoid signaling in the zebra finch brain.

PLoS ONE 9(11) , e111722, (2014)

All-trans retinoic acid (ATRA), the main active metabolite of vitamin A, is a powerful signaling molecule that regulates large-scale morphogenetic processes during vertebrate embryonic development, but is also involved post-natally in regulating neural plasti...

Synthesis of PS/PO-chimeric oligonucleotides using mixed oxathiaphospholane and phosphoramidite chemistry.

Org. Biomol. Chem. 13(1) , 269-76, (2014)

Chimeric oligonucleotides containing phosphodiester and phosphorothioate linkages have been obtained using the solid phase synthesis. The oligonucleotide parts possessing natural internucleotide phosphate bonds were assembled using commercially available nucl...

Lung deposition and cellular uptake behavior of pathogen-mimicking nanovaccines in the first 48 hours.

Adv. Healthc. Mater. 3(7) , 1071-7, (2014)

Pulmonary immunization poses the unique challenge of balancing vaccine efficacy with minimizing inflammation in the respiratory tract. While previous studies have shown that mice immunized intranasally with F1-V-loaded polyanhydride nanoparticles are protecte...

Inhibition of aberrant complement activation by a dimer of acetylsalicylic acid.

Neurobiol. Aging 36 , 2748-56, (2015)

We here report synthesis for the first time of the acetyl salicylic acid dimer 5,5'-methylenebis(2-acetoxybenzoic acid) (DAS). DAS inhibits aberrant complement activation by selectively blocking factor D of the alternative complement pathway and C9 of the mem...

Metabolic study of androsta-1,4,6-triene-3,17-dione in horses using liquid chromatography/high resolution mass spectrometry.

J. Steroid Biochem. Mol. Biol. 152 , 142-54, (2015)

Androsta-1,4,6-triene-3,17-dione (ATD) is an irreversible steroidal aromatase inhibitor and is marketed as a supplement. It has been reported to effectively reduce estrogen biosynthesis and significantly increase the levels of endogenous steroids such as dihy...

Safety and biocompatibility of carbohydrate-functionalized polyanhydride nanoparticles.

AAPS J. 17(1) , 256-67, (2015)

Carbohydrate functionalization of nanoparticles allows for targeting of C-type lectin receptors. This family of pattern recognition receptors expressed on innate immune cells, such as macrophages and dendritic cells, can be used to modulate immune responses. ...

Structural features of a novel polysaccharide isolated from a New Zealand Maori mushroom Iliodiction cibarium.

Carbohydr. Res. 406 , 19-26, (2015)

A purified water-soluble fraction (ICP5) of a polysaccharide, isolated from a local Maori mushroom Iliodiction cibarium in New Zealand, was investigated for its structural properties. Size exclusion chromatography and dynamic light scattering showed that ICP5...

Hydrolytic depolymerization of hydrolysis lignin: Effects of catalysts and solvents.

Bioresour. Technol. 190 , 416-9, (2015)

Hydrolytic depolymerization of hydrolysis lignin (HL) in water and water-ethanol co-solvent was investigated at 250°C for 1h with 20% (w/v) HL substrate concentration with or without catalyst (H2SO4 or NaOH). The obtained depolymerized HLs (DHLs) were charact...