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72397-56-9

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72397-56-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72397-56-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,3,9 and 7 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 72397-56:
(7*7)+(6*2)+(5*3)+(4*9)+(3*7)+(2*5)+(1*6)=149
149 % 10 = 9
So 72397-56-9 is a valid CAS Registry Number.

72397-56-9SDS

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 (2R)-dimethyl 2-phenylcyclopropane-1,1-dicarboxylate

1.2 Other means of identification

Product number -
Other names dimethyl (2R)-2-phenylcyclopropane-1,1-dicarboxylate

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:72397-56-9 SDS

72397-56-9Relevant articles and documents

Stereospecific copper(II)-catalyzed tandem ring opening/oxidative alkylation of donor-acceptor cyclopropanes with hydrazones: Synthesis of tetrahydropyridazines

Mishra, Manmath,De, Pinaki Bhusan,Pradhan, Sourav,Punniyamurthy, Tharmalingam

, p. 10901 - 10910 (2019/09/13)

Aerobic copper(II)-catalyzed tandem ring opening and oxidative C-H alkylation of donor-acceptor cyclopropanes with bisaryl hydrazones is accomplished to produce tetrahydropyridazines, in which copper(II) plays dual role as a Lewis acid as well as redox catalyst. The reaction is stereospecific, and optically active cyclopropanes can be reacted with high optical purities (89-98% enantiomeric excess). The substrate scope, functional group tolerance, dual role of the copper(II) catalyst, and the use of air as an oxidant are the important practical features. A product bearing a 3-bromoaryl group can be subjected to Pd-catalyzed Suzuki coupling with boronic acid in high yield.

Studies of asymmetric styrene cyclopropanation with a rhodium(II) metallopeptide catalyst developed with a high-throughput screen

Sambasivan, Ramya,Ball, Zachary T.

, p. 493 - 497 (2013/09/12)

Dirhodium metallopeptides have been developed as selective catalysts for asymmetric cyclopropanation reactions. A selective ligand sequence has been identified by screening on-bead metallopeptide libraries in a 96-well plate format. Efficient ligand synthesis and screening allows a 200-member library to be created and assayed in less than three weeks. These metallopeptides catalyze efficient cyclopropanation of aryldiazoacetates, providing asymmetric access to cyclopropane products in high diastereoselectivity. 2013 Wiley Periodicals, Inc.

Asymmetric cyclopropanation of alkenes with dimethyl diazomalonate catalyzed by chiral diene-rhodium complexes

Nishimura, Takahiro,Maeda, Yuko,Hayashi, Tamio

supporting information; experimental part, p. 7324 - 7327 (2010/11/18)

Chiral tridentate ligand : A chiral dienerhodium complex (1; see scheme) was found to catalyze the intermolecular asymmetric cyclopropanation of alkenes with dimethyl diazomalonate to give 1,1-cyclopropane diesters in good yields and with high enantioselectivity.

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