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1-cyano-3-mesityl-2-tosylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

338946-40-0

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338946-40-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 338946-40-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,8,9,4 and 6 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 338946-40:
(8*3)+(7*3)+(6*8)+(5*9)+(4*4)+(3*6)+(2*4)+(1*0)=180
180 % 10 = 0
So 338946-40-0 is a valid CAS Registry Number.

338946-40-0Relevant academic research and scientific papers

Preparation of meso-unsubstituted porphyrins substituted with mono- and tetraformyl and other electron-withdrawing groups

Fumoto, Yumiko,Uno, Hidemitsu,Murashima, Takashi,Ono, Noboru

, p. 705 - 720 (2007/10/03)

A meso-unsubstituted porphyrin having a formyl group was synthesized both from a mono(ethoxycarbonyl)porphyrin by reduction with LiA1H4 followed by oxidation with MnO2 and from a monocyanoporphyrin by reduction with DIBALH. The monoe

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