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Merck
CN

95193

乙酸酐 溶液

suitable for DNA synthesis

别名:

Acetic anhydride solution

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化学文摘社编号:
UNSPSC Code:
12352200
MDL number:
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SMILES string

CC(=O)OC(C)=O

technique(s)

DNA synthesis: suitable

impurities

≤0.005% water

density

0.911 g/mL at 20 °C

Application

Reagent used in the phosphite triester method of oligonucleotide synthesis for the capping of the remaining free 5′-hydroxyl groups by acetylation. Reagent is suitable for use on ABI, Beckman synthesizers.

Preparation Note

filtered with a 0.1 μm filter

signalword

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

supp_hazards

存储类别

3 - Flammable liquids

wgk

WGK 3

flash_point_f

1.4 °F - closed cup

flash_point_c

-17.0 °C - closed cup

ppe

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

法规信息

危险化学品
易制毒化学品(2类)
此项目有

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Yiannis S Angelis et al.
Drug testing and analysis, 4(12), 923-927 (2012-03-01)
In gas chromatographic-combustion-isotope ratio mass spectrometry (GC-C-IRMS) doping control analysis, endogenous androgenic anabolic steroids and their metabolites are commonly acetylated using acetic anhydride reagent, thus incorporating exogenous carbon that contributes to the measured isotope ratio. Comparison of the endogenous δ(13)C
Aaliya Shah et al.
Journal of fluorescence, 22(6), 1627-1632 (2012-07-27)
Goat liver cystatin was subjected to various chemical modifications in order to ascertain the amino acid residues responsible for its structural and functional integrity. Modification of tryptophan by HNBB led to the complete inactivation of the protein. The inactivation was
Fei Han et al.
International journal of biological macromolecules, 50(4), 1026-1034 (2012-03-10)
Acetylated corn starch (ACS) was synthesized by the reaction of native corn starch (NCS) with acetic anhydride (AA) in an aqueous medium in the presence of sodium hydroxide as a catalyst. The factors that could affect the degree of substitution
Rie Ito et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 879(31), 3714-3720 (2011-11-01)
A simple, rapid and sensitive method termed dispersive liquid-liquid microextraction (DLLME) combined with gas chromatography-mass spectrometry (GC/MS) was developed for the determination of tricyclic antidepressants (TCAs) in human urine sample. An appropriate mixture of methanol (disperser solvent), carbon tetrachloride (extraction
In-Taek Hwang et al.
Molecules (Basel, Switzerland), 16(8), 6313-6321 (2011-07-28)
An efficient synthesis of 4-arylcoumarins has been accomplished via Kostanecki reactions of 2-hydroxybenzophenones with acetic anhydride employing DBU at ambient temperature. Using the same strategy, several 2-acyloxybenzophenone derivatives were readily converted to 3,4-difunctionalized coumarins. This protocol offers a notable improvement

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