515906
三氟甲烷磺酸汞
≥95% trace metals basis
别名:
Hg(OTf)2
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关于此项目
线性分子式:
(CF3SO3)2Hg
化学文摘社编号:
分子量:
498.73
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352300
MDL number:
InChI
1S/2CHF3O3S.Hg/c2*2-1(3,4)8(5,6)7;/h2*(H,5,6,7);/q;;+2/p-2
SMILES string
[Hg++].[O-]S(=O)(=O)C(F)(F)F.[O-]S(=O)(=O)C(F)(F)F
InChI key
BPVYMDMPLCOQPJ-UHFFFAOYSA-L
assay
≥95% trace metals basis
reaction suitability
core: mercury, reagent type: catalyst
mp
>350 °C (lit.)
Application
高效烯烃环化剂，用于制备多环萜类化合物。
Polyene cyclization, oxymercuration, catalytic hydration of alkynes, catalytic hydrative enyne cyclization, catalytic arylyne cyclization, catalytic biomimetic tandem cyclization, catalyticketoalkyne cyclization leading to furans, catalytic cyclization of propargyl tert-butyl carbonates leading to cyclic carbonates, catalytic cycloisomerization of alkynyl aniline derivatives leading toindoles, catalytic alkynoic acid cyclization leading to lactones, catalytic glycosylation
Disclaimer
For U.S. Customers: Contains mercury; Do not place in trash - dispose according to local, state, or federal laws.
signalword
Danger
Hazard Classifications
Acute Tox. 1 Dermal - Acute Tox. 2 Inhalation - Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - STOT RE 2
存储类别
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
新产品
此项目有
Nishizawa, M. et al.
Tetrahedron Letters, 40, 1153-1153 (1999)
Mugio Nishizawa et al.
Organic letters, 5(10), 1609-1611 (2003-05-09)
[reaction: see text] Hg(OTf)(2) exhibits remarkable catalytic activity for the hydroxylative cyclization of 1,6-enynes. The present procedure should involve a sequence of mercuration of a terminal alkyne, carbocyclization, hydration, and protodemercuration that regenerates the catalyst.
Nishizawa, M.; Morikuni, E. et al.
Synlett, 169-169 (1995)
Nishizawa, M.; Kashima, T. et al.
Heterocycles, 54, 629-629 (2001)
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