142859
二氟乙酸
98%
别名:
1,1-Difluoroacetic acid, 2,2-Difluoroacetic acid
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关于此项目
线性分子式:
F2CHCO2H
化学文摘社编号:
分子量:
96.03
UNSPSC Code:
12352106
NACRES:
NA.22
PubChem Substance ID:
EC Number:
206-839-0
Beilstein/REAXYS Number:
1098588
MDL number:
产品名称
二氟乙酸, 98%
InChI key
PBWZKZYHONABLN-UHFFFAOYSA-N
InChI
1S/C2H2F2O2/c3-1(4)2(5)6/h1H,(H,5,6)
SMILES string
OC(=O)C(F)F
assay
98%
form
liquid
refractive index
n20/D 1.344 (lit.)
bp
132-134 °C (lit.)
mp
−1 °C (lit.)
density
1.526 g/mL at 25 °C (lit.)
functional group
carboxylic acid
fluoro
Quality Level
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Application
用于在三苯基膦的介导下，由邻位取代苯胺制备 2-二氟化甲基苯并咪唑、-噁唑和-噻唑。
General description
二氟乙酸是一种单羧酸，也是一种有机氟化合物。二氟乙酸是一种易于操作的试剂，用于制备二氟甲基取代基。二氟乙酸可用作直接对杂环化合物进行C−H二氟甲基化的二氟甲基化试剂。
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1A
存储类别
8A - Combustible corrosive hazardous materials
wgk
WGK 3
flash_point_f
172.4 °F - closed cup
flash_point_c
78 °C - closed cup
ppe
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Tetrahedron Letters, 48, 3251-3251 (2007)
Brian M Wagner et al.
Journal of chromatography. A, 1489, 75-85 (2017-02-19)
To facilitate mass transport and column efficiency, solutes must have free access to particle pores to facilitate interactions with the stationary phase. To ensure this feature, particles should be used for HPLC separations which have pores sufficiently large to accommodate
N Illy et al.
Comptes rendus des seances de la Societe de biologie et de ses filiales, 175(2), 242-246 (1981-01-01)
Our experiments were carried out in normal and streptozotocin-diabetic rats. The effects of sodium difluoroacetate (DFA) at the dose of 40 mg/kg daily were studied on the blood and retinal lactate levels; these effects were compared to those of an
The direct C--H difluoromethylation of heteroarenes based on the photolysis of hypervalent iodine (III) reagents that contain difluoroacetoxy ligands
Sakamoto R. et al.
Organic Letters, 19(19), 5126-5129 (2017)
Difluoroacetic acid as a new reagent for direct C- H difluoromethylation of heteroaromatic compounds
Tung TT, et al.
Chemistry?A European Journal , 23(72), 18125-18128 (2017)
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