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28748-41-6

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28748-41-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 28748-41-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,8,7,4 and 8 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 28748-41:
(7*2)+(6*8)+(5*7)+(4*4)+(3*8)+(2*4)+(1*1)=146
146 % 10 = 6
So 28748-41-6 is a valid CAS Registry Number.
InChI:InChI=1/C11H12O/c1-8(2)11-7-9-5-3-4-6-10(9)12-11/h3-8H,1-2H3

28748-41-6SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 20, 2017

Revision Date: Aug 20, 2017

1.Identification

1.1 GHS Product identifier

Product name 2-propan-2-yl-1-benzofuran

1.2 Other means of identification

Product number -
Other names 2-isopropyl benzofuran

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:28748-41-6 SDS

28748-41-6Relevant articles and documents

Copper-catalyzed direct alkylation of heteroarenes

Theunissen, Cédric,Wang, Jianjun,Evano, Gwilherm

, p. 3465 - 3470 (2017/07/11)

An efficient and broadly applicable process is reported for the direct alkylation of C-H bonds in heteroarenes, privileged scaffolds in many areas of science. This reaction is based on the copper-catalyzed addition of alkyl radicals generated from activated secondary and tertiary alkyl bromides to a wide range of arenes, including furans, thiophenes, pyrroles, and their benzo-fused derivatives, as well as coumarins and quinolinones.

Cobalt-Catalyzed Negishi Cross-Coupling Reactions of (Hetero)Arylzinc Reagents with Primary and Secondary Alkyl Bromides and Iodides

Hammann, Jeffrey M.,Haas, Diana,Knochel, Paul

supporting information, p. 4478 - 4481 (2015/04/14)

We report a cobalt-catalyzed cross-coupling of di(hetero)arylzinc reagents with primary and secondary alkyl iodides or bromides using THF-soluble CoCl2·2 LiCl and TMEDA as a ligand, which leads to the corresponding alkylated products in up to 88% yield. A range of functional groups (e.g. COOR, CN, CF3, F) are tolerated in these substitution reactions. Remarkably, we do not observe rearrangement of secondary alkyl iodides to unbranched products. Additionally, the use of cyclic TBS-protected iodohydrins leads to trans-2-arylcyclohexanol derivatives in excellent diastereoselectivities (up to d.r.=99:1).

Ruthenium NHC catalyzed highly asymmetric hydrogenation of benzofurans

Ortega, Nuria,Urban, Slawomir,Beiring, Bernhard,Glorius, Frank

supporting information; experimental part, p. 1710 - 1713 (2012/04/05)

H2-O-T! Aromatic O-heterocycles are a challenging substrates for asymmetric hydrogenation (H2). An in situ formed chiral N-heterocyclic carbene (NHC) ruthenium complex allows the high yielding, completely regioselective, and highly asymmetric hydrogenation of substituted benzofurans at room Temperature, giving valuable 2,3-dihydrobenzofurans (see scheme). Copyright

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