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105748-51-4

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105748-51-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 105748-51-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,7,4 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 105748-51:
(8*1)+(7*0)+(6*5)+(5*7)+(4*4)+(3*8)+(2*5)+(1*1)=124
124 % 10 = 4
So 105748-51-4 is a valid CAS Registry Number.

105748-51-4Relevant articles and documents

SYNTHESES ASYMETRIQUES ET SYNTHESES ASYMETRIQUES POTENTIELLES D' α-AMINO ALCOOLS: HYDROXYAMINATION D' OLEFINES PAR LA METHODE DE SHARPLESS.

Hassine, B. Ben,Gorsane, M.,Pecher, J.,Martin, R. H.

, p. 759 - 770 (2007/10/02)

Optically active α-amino alcohols have been synthesized by Sharpless' method with (-)-10,11-dihydroquinine 2 and (R)-(-)-pantolactone 8 as chiral inducers.Five secondary (dl) alcohols : 3,4,5,6,7 and (dl) 2-hydroxyheptahelicene 1 have also been used to prepare the intermediate diastereomeric (dl) α-hydroxy carbamates 9.The highest inductions were obtained with (-)-10,11-dihydroquinine and (E)-stilbene (e.e. >/=98percent and with (dl) 2-hydroxyheptahelicene and (E)-stilbene (d.e. >/=98percent).

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