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1020073-90-8

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1020073-90-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1020073-90-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,0,0,7 and 3 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1020073-90:
(9*1)+(8*0)+(7*2)+(6*0)+(5*0)+(4*7)+(3*3)+(2*9)+(1*0)=78
78 % 10 = 8
So 1020073-90-8 is a valid CAS Registry Number.

1020073-90-8Downstream Products

1020073-90-8Relevant articles and documents

A PROCESS FOR THE PREPARATION OF 4-[2-[[3-(4-HYDROXYPHENYL)-1-METHYLPROPYL]AMINO]ETHYL]-1,2-BENZENEDIOL

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Page/Page column 20, (2008/12/05)

The present invention relates to a process for the preparation of 4-[2-[[3-(4-hydroxyphenyl)-1- rnethylpropyl]amino]ethyl]-1,2-benzenediol, a compound of formula (I), and its pharmaceutically acceptable salts. The compound of formula (I), commonly known as dobutamine, is used in therapy as a cardiotonic for treating cardiac insufficiency. The process for preparation of a compound of formula (I) or its pharmaceutically acceptable salts comprises subjecting 3,4-bis(arylmethyloxy)-N-[3-(4-arylmethyloxy)-1 -methylpropyl]-β- phenethyl amine, a compound of formula (V), wherein R is independently selected from hydrogen, (C1-C6)alkyl, O-(C1-C6)-alkyl, aryl, O-aryl, aralkyl, halogen and hydroxyl, to catalytic hydrogenolysis.

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