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94669-45-1

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94669-45-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 94669-45-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,4,6,6 and 9 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 94669-45:
(7*9)+(6*4)+(5*6)+(4*6)+(3*9)+(2*4)+(1*5)=181
181 % 10 = 1
So 94669-45-1 is a valid CAS Registry Number.

94669-45-1Upstream product

94669-45-1Relevant academic research and scientific papers

ONE-POT SYNTHESIS OF CHIRAL PHOSPHONOUS ESTERS, CONVERSION INTO ASYMMETRIC PHOSPHINES

Chodkiewicz, W.

, p. C55 - C56 (1984)

Bulky phenols react with phosphonous chloroesters of cinchonine, or cinchonidine, to yield, quantitatively, the corresponding phosphonous esters of high diastereomeric purity.The aryloxy group can be specifically replaced by reaction with aromatic Grignar

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