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(3aR,5R,6S,6aR)-6-(2-bromo-benzyloxy)-5-((R)-2,2-dimethyl-[1,3]dioxolan-4-yl)-2,2-dimethyl-tetrahydrofuro[2,3-d][1,3]dioxole is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

200346-52-7

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200346-52-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 200346-52-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,0,3,4 and 6 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 200346-52:
(8*2)+(7*0)+(6*0)+(5*3)+(4*4)+(3*6)+(2*5)+(1*2)=77
77 % 10 = 7
So 200346-52-7 is a valid CAS Registry Number.

200346-52-7Downstream Products

200346-52-7Relevant academic research and scientific papers

A simple construction of chiral fused benzoxocine ring ethers from D-glucose by regioselective 8-endo-aryl radical cyclisation

Chattopadhyay, Partha,Mukherjee, Monika,Ghosh, Soma

, p. 2139 - 2140 (1997)

A regioselective 8-endo-trig aryl radical cyclisation of the 5,6-deoxy-D-xylo-5-enofuranosides 3a and 3b with tri-n-butyltin hydride provides the chiral furo[3,2-c][2]benzoxocines 4a and 4b in good yields; the crystal structure of 4a is reported.

Intramolecular base-free sonogashira reaction for the synthesis of benzannulated chiral macrocycles embedded in carbohydrate templates

Hussain, Altaf,Yousuf, Syed Khalid,Kumar, Deepak,Lambu, Malikharjunarao,Singh, Baldev,Maity, Sudip,Mukherjee, Debaraj

supporting information; experimental part, p. 1933 - 1940 (2012/09/22)

A base-free, intramolecular Sonogashira reaction-based general approach has been established for the diversity-oriented synthesis (DOS) of fused bi- and tricyclic systems containing benzannulated, 10- to 13-membered chiral macrocycles embedded in carbohydrate templates. Macrocycles with different ring sizes have been prepared by pre-designing the chiral building blocks. Base-sensitive groups like acetyl and TBDPS survived the reaction conditions. Copyright

Palladium-catalyzed intramolecular C-O bond formation: An approach to the synthesis of chiral benzodioxocines

Neogi, Arpita,Majhi, Tirtha P.,Achari, Basudeb,Chattopadhyay, Partha

, p. 330 - 336 (2008/09/18)

Palladium-catalyzed intramolecular aryl etherification using bulky binaphthylphosphane or bis(diphenylphosphanyl)ferrocene ligands is shown to be a convenient method for the synthesis of eight-membered oxygen heterocycles. Application of this methodology to a sugar derivative led to the synthesis of chiral benzodioxocine. Wiley-VCH Verlag GmbH & Co. KGaA, 2008.

Sequential Baylis-Hillman reaction and radical cyclization of furanose derivatives: expeditious approach to enantiopure benzo-fused nine-membered oxacycles

Majhi, Tirtha Pada,Neogi, Arpita,Ghosh, Soumen,Mukherjee, Alok Kumar,Chattopadhyay, Partha

, p. 12003 - 12010 (2007/10/03)

A regioselective 9-endo-trig aryl radical cyclization of d-glucose derived diastereomeric Baylis-Hillman reaction products with Bu3SnH led to highly functionalized tricyclic benzannulated ethers incorporating cis- and trans-9,5 bicyclic systems

Radical cyclization of exo-methylene furanose derivatives: An expedient approach to the synthesis of chiral tricyclic nucleosides and benzannulated oxepine derivatives

Neogi, Arpita,Majhi, Tirtha Pada,Ghoshal, Nanda,Chattopadhyay, Partha

, p. 9368 - 9374 (2007/10/03)

Tributyltin radical mediated cyclization of the glucose derived exo-methylene furanose derivatives 5a-c led to the highly functionalized cis-fused bicyclic ethers 6a-c. The product could subsequently be transformed to the optically active tricyclic nucleoside analogue 8 or oxepine derivative 9.

Synthesis of chiral cis- and trans-furo[3,2-c][2]benzoxocines from D-glucose by regioselective 8-endo aryl radical cyclisation

Nandi,Mukhopadhyay,Chattopadhyay

, p. 3346 - 3351 (2007/10/03)

A simple chiral synthesis of cis- and trans-furo[3,2-c][2]benzoxocines 8a-d and 9a-d through a regioselective 8-endo-trig aryl radical cyclisation of the respective 5,6-dideoxy-D-xylo-hex-5-enofuranosides 6a-d and 5,6-dideoxy-D-ribo-hex-5-enofuranosides 7

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