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4-Methyl-benzenesulfinic acid (S)-pent-(E)-ylideneamide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

190448-86-3

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190448-86-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 190448-86-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,4,4 and 8 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 190448-86:
(8*1)+(7*9)+(6*0)+(5*4)+(4*4)+(3*8)+(2*8)+(1*6)=153
153 % 10 = 3
So 190448-86-3 is a valid CAS Registry Number.

190448-86-3Relevant academic research and scientific papers

Asymmetric synthesis of chiral sulfoxides and sulfinimines by using N-sulfinylsultam

Oppolzer, Wolfgang,Froelich, Olivier,Wiaux-Zamar, Chantal,Bernardinelli, Gerald

, p. 2825 - 2828 (2007/10/03)

Bornane-10,2-sultam 1 is stereoselectively converted by DMAP-assisted sulfinylation to diastereomerically pure (2R)-N-[(R)-p-tolylsulfinyl]-bornane-10,2-sultam 2 in 77% yield. The crystalline sulfinylating agent 2 reacts with a variety of nucleophiles to afford sulfoxides 3 and sulfinimines 5 in excellent yields and enantioselectivities.

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