69333-63-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 69333-63-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,3,3 and 3 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 69333-63:
(7*6)+(6*9)+(5*3)+(4*3)+(3*3)+(2*6)+(1*3)=147
147 % 10 = 7
So 69333-63-7 is a valid CAS Registry Number.
69333-63-7Relevant articles and documents
A PROCESS FOR THE PREPARATION OF PHENOXYBENZAMINE
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Page/Page column 10-12, (2018/08/03)
The present invention provides a process for the preparation of N-phenoxyisopropyl ethanolamine of Formula (II) and its conversion to Phenoxybenzamine of Formula (I) or pharmaceutically acceptable salts thereof.