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112574-58-0

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112574-58-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 112574-58-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,5,7 and 4 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 112574-58:
(8*1)+(7*1)+(6*2)+(5*5)+(4*7)+(3*4)+(2*5)+(1*8)=110
110 % 10 = 0
So 112574-58-0 is a valid CAS Registry Number.

112574-58-0Relevant articles and documents

Transformation of D-Erythrose to Some Pseudoaldopentofuranoses. Syntheses of (1S,2R,3S,4S)-, (1R,2R,3S,4S)-, and (1R,2S,3S,4S)-2,3,4-Trihyroxy-1-(hydroxymethyl)cyclopentanes and (1R,2S,3R,4R)-2,3-Dihydroxy-4-(hydroxymethyl)-1-cyclopentanamine

Tadano, Kin-ichi,Hoshino, Masahide,Ogawa, Seiichiro,Suami, Tetsuo

, p. 1427 - 1432 (2007/10/02)

Sodium borohydride reduction of (1S,3S,4S)-1--3,4-(isopropylidenedioxy)-2-cyclopentanone (11), which was prepared from D-erythrose, proceeds exlusively from the β-face to provide 2R-hydroxyl derivative 12.Compound 12 is a derivative of carbocyclic analogue of β-L-lyxofuranose.Silica gel promoted configurational inversion at the branched carbon in 11 followed by sodium borohydride reduction provides 1R,2R diastereomer 17 and 12 a 2.8:1 ratio.The former is a protected form of carboxylic α-D-ribofuranose.Replacement of the mesyloxy group in 23, which was derived from 17, by a hydroxyl group in a SN2 fashion and deprotection of the product followed by acetylation gave a derivative of carbocyclic α-D-xylofuranose 24.Compound 17 was also converted to compound 7, a key intermediate for the synthesis of the carboxylic nucleoside antibiotic (-)-aristeromycin (1), via a SN2 replacement of the mesyloxy group in 26 by an azide group.

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