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72844-86-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 72844-86-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,8,4 and 4 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 72844-86:
(7*7)+(6*2)+(5*8)+(4*4)+(3*4)+(2*8)+(1*6)=151
151 % 10 = 1
So 72844-86-1 is a valid CAS Registry Number.

72844-86-1Relevant articles and documents

Heterogeneous C-H alkenylations in continuous-flow: Oxidative palladium-catalysis in a biomass-derived reaction medium

Ferlin, Francesco,Santoro, Stefano,Ackermann, Lutz,Vaccaro, Luigi

, p. 2510 - 2514 (2017)

Herein we report the unprecedented Fujiwara-Moritani reaction catalysed by the commercially available heterogeneous palladium catalyst Pd/C. The reaction works efficiently in GVL, a biomass derived solvent, in the coupling between variously substituted ac

A straightforward synthesis of benzothiazines

Gimbert, Carolina,Vallribera, Adelina

supporting information; experimental part, p. 269 - 271 (2009/08/08)

(Chemical Equation Presented) A series of 4H-3,1-benzothiazines have been successfully synthesized through a three-step sequence starting from commercially available 2-iodoaniline. The key step consists of the cyclization of compounds 6 via an intramolecu

Photochemical Synthesis. Conversion of o-Vinylthioanilides to Quinolines

Mayo, Paul de,Sydnes, Leiv K.,Wenska, Grazyna

, p. 1549 - 1556 (2007/10/02)

Quinoline derivatives are formed in fair to good yields when acetonitrile solutions of o-vinylthioanilides are irradiated with Pyrex-filtered light.The transformation is a singlet reaction and involves intramolecular cycloaddition of the thioamide, yielding unstable thietanes, as the initial step.In the case of o-(1-trans-propenyl)thioacetanilide (2a) the corresponding thietane has been detected by 1H NMR spectroscopy by irradiating a toluene solution of the compound at -78 deg C.The quantum yield of quinoline formation from 2a appeared to be solvent dependent.Concomitant with quinoline formation, triplet cis-trans isomerization of the vinyl moiety takes place.In the case of 2a the quantum yield for trans -> cis isomerization is 0.506.A variable-temperature 1H NMR study of 2,3-dimethylquinoline in toluene solution has also been performed.For the 2,3-dimethylquinoline-toluene complex the enthalpy and entropy of formation are -1.03 +/- 0.10 kcal/mol and -3.7 +/- 0.2 gibbs/mol, respectively.

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