183133-98-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 183133-98-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,3,1,3 and 3 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 183133-98:
(8*1)+(7*8)+(6*3)+(5*1)+(4*3)+(3*3)+(2*9)+(1*8)=134
134 % 10 = 4
So 183133-98-4 is a valid CAS Registry Number.
183133-98-4Relevant articles and documents
PROCESS FOR THE PREPARATION CABAZITAXEL
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Page/Page column 10, (2014/03/24)
The present invention discloses a process for the preparation of 4-acetoxy-2α-benzoyloxy-5β,20-epoxy-1-hydroxy-7β,10β-dimethoxy-9-oxotax-11-en-13α-yl(2R,3S)-3-tert-butoxycarbonylamino-2-hydroxy-3-phenyl-propionate Cabazitaxel (I).