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1025972-63-7

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1025972-63-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1025972-63-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,5,9,7 and 2 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1025972-63:
(9*1)+(8*0)+(7*2)+(6*5)+(5*9)+(4*7)+(3*2)+(2*6)+(1*3)=147
147 % 10 = 7
So 1025972-63-7 is a valid CAS Registry Number.

1025972-63-7Downstream Products

1025972-63-7Relevant articles and documents

Improved syntheses of N-desmethylcitalopram and N,N-didesmethylcitalopram

Jin, Chunyang,Boldt, Karl G.,Rehder, Kenneth S.,Brine, George A.

, p. 901 - 908 (2007)

An improved and efficient synthesis of N-desmethylcitalopram (2) and N,N-didesmethylcitalopram (3) is presented. The method involved N-demethylation of citalopram (1) using 1-chloroethyl chloroformate to give 2 in 87% yield. Synthesis of 3 was accomplished by alkylation of 8 with 1-(3-bromopropyl)-2,2,5, 5-tetramethyl-1-aza-2,5-disilacyclopentane (9). Copyright Taylor & Francis Group, LLC.

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