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3-(2-Hydroxy-phenyl)-1-{16-[3-(2-hydroxy-phenyl)-propionyl]-1,4,10,13-tetraoxa-7,16-diaza-cyclooctadec-7-yl}-propan-1-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

74567-57-0

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  • 3-(2-Hydroxy-phenyl)-1-{16-[3-(2-hydroxy-phenyl)-propionyl]-1,4,10,13-tetraoxa-7,16-diaza-cyclooctadec-7-yl}-propan-1-one

    Cas No: 74567-57-0

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74567-57-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 74567-57-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,5,6 and 7 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 74567-57:
(7*7)+(6*4)+(5*5)+(4*6)+(3*7)+(2*5)+(1*7)=160
160 % 10 = 0
So 74567-57-0 is a valid CAS Registry Number.

74567-57-0Downstream Products

74567-57-0Relevant articles and documents

SYNTHESIS OF CROWN ETHER DYES.

Yamashita,Nakamura,Takagi,ueno

, p. 1550 - 1554 (1980)

Crown ether dyes were synthesized in order to develop photometric reagents which are highly selective to alkali and alkaline earth metals. They contain dissociable protons attached to the chromophores of crown ether molecule. Their extraction behavior for alkali and alkaline earth metal ions as neutral complex was examined. The dyes extract potassium and alkalin earth metals, respectively. Dyes with picrylamino chromosphore are effective for extractive photometric determination of potassium. A molecular design of colorimetric reagents is discussed on the basis of crown ethers.

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