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159388-78-0

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159388-78-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 159388-78-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,9,3,8 and 8 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 159388-78:
(8*1)+(7*5)+(6*9)+(5*3)+(4*8)+(3*8)+(2*7)+(1*8)=190
190 % 10 = 0
So 159388-78-0 is a valid CAS Registry Number.

159388-78-0Relevant articles and documents

Modified Julia fluoroolefination: Selective preparation of fluoroalkenoates

Pfund, Emmanuel,Lebargy, Cyril,Rouden, Jacques,Lequeux, Thierry

, p. 7871 - 7877 (2007)

(Chemical Equation Presented) The modified Julia olefination reaction has been applied to develop a stereoselective synthesis of fluoroalkenoate derivatives from a fluorobenzothiazolyl sulfone and aldehydes or a ketone. The olefination reaction can be ach

A facile and mild approach for stereoselective synthesis of α-fluoro-α,β-unsaturated esters from α-fluoro-β-keto esters via deacylation

Qian, Jinlong,Yi, Wenbin,Lv, Meifang,Cai, Chun

supporting information, p. 127 - 132 (2015/02/02)

The highly stereoselective olefination reaction of α-fluoro-β-keto esters for the synthesis of α-fluoro-α,β-unsaturated esters has been developed. The olefination combines nucleophilic addition, intramolecular nucleophilic addition, and elimination in one step, as well as provides a facile synthetic approach to α-fluoro-α,β-unsaturated esters which are important units in many biologically active compounds and useful precursors in a variety of functional-group transformations.

Tandem reduction-olefination of triethyl 2-acyl-2-fluoro-2-phosphonoacetates and a synthetic approach to Cbz-Gly-Ψ[(Z)-CF{double bond, long}C]-Gly dipeptide isostere

Sano, Shigeki,Kuroda, Yoko,Saito, Katsuyuki,Ose, Yukiko,Nagao, Yoshimitsu

, p. 11881 - 11890 (2007/10/03)

(Z)-α-Fluoro-α,β-unsaturated esters (Z)-7a-f were stereoselectively prepared by a tandem reduction-olefination of triethyl 2-acyl-2-fluoro-2-phosphonoacetates 6a-f with NaBH4 in EtOH. A concise synthesis of Cbz-Gly-Ψ[(Z)-CF{double bond, long}C]-Gly (26) as a dipeptide isostere was achieved via the tandem reduction-olefination of the corresponding 2-acyl-2-fluoro-2-phosphonoacetate 20.

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