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1100049-66-8

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1100049-66-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1100049-66-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,0,0,0,4 and 9 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1100049-66:
(9*1)+(8*1)+(7*0)+(6*0)+(5*0)+(4*4)+(3*9)+(2*6)+(1*6)=78
78 % 10 = 8
So 1100049-66-8 is a valid CAS Registry Number.

1100049-66-8Upstream product

1100049-66-8Downstream Products

1100049-66-8Relevant articles and documents

A PROCESS FOR THE PREPARATION OF 6-HYDROXY-2-(4-HYDROXYPHENYL)-3-[4-(2-PIPERIDINO ETHOXY) BENZOYL]BENZO[B]THIOPHENE

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Page/Page column 14-15, (2009/03/07)

The present invention related to a process for preparing 6-hydroxy-2-(4-hydroxyphenyl)-3-[4-(2- piperidinoethoxy)benzoyl]benzo[b]thiophene, compound of formula (I), said process comprising: deprotecting compound of formula (II) with base in dimethyl sulfoxide to yield substantially pure compound of formula (I) with HPLC purity of 99 % or more by area and optionally converting to its pharmaceutically acceptable salt.

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