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1-(2-bromobenzenesulfonyl)-2,5-dihydro-3-methyl-1H-pyrrole is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1218787-83-7

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1218787-83-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1218787-83-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,8,7,8 and 7 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1218787-83:
(9*1)+(8*2)+(7*1)+(6*8)+(5*7)+(4*8)+(3*7)+(2*8)+(1*3)=187
187 % 10 = 7
So 1218787-83-7 is a valid CAS Registry Number.

1218787-83-7Relevant articles and documents

Selective generation of quaternary all-carbon-centres through Heck-cyclisations: Synthesis of mesembrane

Klein, Johannes E. M. N.,Geoghegan, Kimberly,Meral, Nicolas,Evans, Paul

, p. 937 - 939 (2010)

Described is an observation that the intramolecular Heck reaction of a trisubstituted alkene proceeds with high regioselectivity and leads to the preferential formation of a quaternary all-carbon-centre. This observation was subsequently applied in a short synthesis of (±)-mesembrane. The Royal Society of Chemistry 2010.

Regioselectivity in the intramolecular heck reaction of a series of cyclic sulfonamides: An experimental and computational study

Geoghegan, Kimberly,Evans, Paul,Rozas, Isabel,Alkorta, Ibon

, p. 13379 - 13387 (2012/11/07)

Regioselectivity in the intramolecular Heck reaction of a series of N-sulfonyl-2,5-dihydro-3-substituted pyrroles was studied. These substrates are unbiased in terms of the formed ring size of the new heterocycle. Results indicate that high levels of regi

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