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111392-10-0

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111392-10-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 111392-10-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,3,9 and 2 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 111392-10:
(8*1)+(7*1)+(6*1)+(5*3)+(4*9)+(3*2)+(2*1)+(1*0)=80
80 % 10 = 0
So 111392-10-0 is a valid CAS Registry Number.

111392-10-0Relevant articles and documents

Regioselective functionalizations and conformational studies of di-O-isopropylidene-myo-inositol derivatives

Chung, Sung-Kee,Ryu, Youngha

, p. 145 - 168 (2007/10/02)

(+/-)-1,2:4,5-Di-O-isopropylidene-myo-inositol (5) and (+/-)-1,2:5,6-di-O-isopropylidene-myo-inositol (6) could be regioselectively functionalized in reactions including alkylation, acylation, and silylation at HO-3 in preference to HO-6 and HO-4, respectively, under specific conditions.The presence of intramolecular hydrogen bonding was evident in IR and 1H NMR spectra, and the HO-3 group was identified as the hydrogen-bonding donor in 5 and 6.In their crystalline states, diol 5 prefers a chair conformation and diol 6 a twist boat (skew) conformation.Both compounds appear to have substantial populations of chair conformations in the gas and solution phases, on the basis of the MM-2 energy minimizations and comparisons of vicinal coupling constants observed in the 1H NMR spectra (in CDCl3 and Me2SO-d6) and calculated from the crystal and MM-2 conformations.It is suggested as an explanation for the observed selectivities that the kinetic acidity of the HO-3 group may be enhanced through its intramolecular hydrogen bonding with the cis-vicinal oxygen, or the nucleophilicity of the 3-alkoxide may be enhanced due to its interaction with the cis-vicinal oxygen in a manner similar to the through-space α-effect.

The Allyl Group for Protection in Carbohydrate Chemistry. Part 18. Allyl and Benzyl Ethers of myo-Inositol. Intermediates for the Synthesis of myo-Inositol Triphosphates

Gigg, Jill,Gigg, Roy,Payne, Sheila,Conant, Robert

, p. 423 - 430 (2007/10/02)

Racemic 1,2:4,5-di-O-isopropylidene-myo-inositol was converted into racemic 1,2,4-tri-O-benzyl-myo-inositol, 1,2,4-tri-O-p-methoxybenzyl-myo-inositol and 2,4,5-tri-O-benzyl-myo-inositol using allyl groups for 'temporary' protection.The benzyl ethers are required as intermediates for the synthesis of the 'second messenger', inositol 1,4,5-triphosphate and its metabolite, inositol 1,3,4-triphosphate. 1,2,3,4-Tetra-O-benzyl-myo-inositol, and its two monoallyl and monoprop-1-enyl ethers, were also prepared as model compounds for phosphorylation studies of the vicinal 5,6-diol system which occurs in 1,2,4-tri-O-benzyl-myo-inositol.

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