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1374422-09-9

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1374422-09-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1374422-09-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,4,4,2 and 2 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1374422-09:
(9*1)+(8*3)+(7*7)+(6*4)+(5*4)+(4*2)+(3*2)+(2*0)+(1*9)=149
149 % 10 = 9
So 1374422-09-9 is a valid CAS Registry Number.

1374422-09-9Downstream Products

1374422-09-9Relevant articles and documents

Solvent-free stereoselective organocatalyzed aldol reaction of 2-hydroxycyclobutanone

Aitken, David J.,Capitta, Francesca,Frongia, Angelo,Ollivier, Jean,Piras, Pier Paolo,Secci, Francesco

experimental part, p. 727 - 730 (2012/07/02)

The stereoselective solvent-free organocatalyzed aldol reaction of 2-hydroxycyclobutanone with a selection of aromatic aldehydes has been investigated. Using l-threonine (20 mol%), deracemized aldol adducts featuring a chiral quaternary center were obtained in yields up to 72%, with syn selectivity up to 85:15 and ee up to 84%. The title compound has markedly superior reactivity to other α-hydroxy ketones. Georg Thieme Verlag Stuttgart · New York.

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