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1428366-48-6

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1428366-48-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1428366-48-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,8,3,6 and 6 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1428366-48:
(9*1)+(8*4)+(7*2)+(6*8)+(5*3)+(4*6)+(3*6)+(2*4)+(1*8)=176
176 % 10 = 6
So 1428366-48-6 is a valid CAS Registry Number.

1428366-48-6Downstream Products

1428366-48-6Relevant articles and documents

Design, synthesis, and applications of chiral N-2-phenyl-2-propyl sulfinyl imines for group-assisted purification (GAP) asymmetric synthesis

Pindi, Suresh,Wu, Jianbin,Li, Guigen

, p. 4006 - 4012 (2013/06/27)

A new chiral (Rs)-2-phenyl-2-propyl sulfinamide has been designed and synthesized; its derived aldimines and ketimines have been applied for asymmetric addition reaction with allylmagnesium bromide. The reaction was conveniently performed at room temperature to give a series of homoallylic amines in high yields (up to quant) and diastereoselectivity (up to >99% de). The pure products were obtained by relying on group-assisted purification (GAP) chemistry to avoid traditional purification methods of column chromatography or recrystallization. The conversion of disulfide to (Rs)-thiosulfinate which contains a newly generated polar group was also confirmed to be of the GAP chemistry in which washing crude product can generate pure enantiomer. The absolute stereochemistry has been determined by X-ray analysis.

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