158681-49-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 158681-49-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,8,6,8 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 158681-49:
(8*1)+(7*5)+(6*8)+(5*6)+(4*8)+(3*1)+(2*4)+(1*9)=173
173 % 10 = 3
So 158681-49-3 is a valid CAS Registry Number.
InChI:InChI=1/2C30H31N3O3.3C4H4O4/c2*34-25(22-36-28-15-7-14-27-26(28)13-8-16-31-27)21-32-17-19-33(20-18-32)30(35)29(23-9-3-1-4-10-23)24-11-5-2-6-12-24;3*5-3(6)1-2-4(7)8/h2*1-16,25,29,34H,17-22H2;3*1-2H,(H,5,6)(H,7,8)/b;;3*2-1+
158681-49-3Relevant articles and documents
METHOD FOR PRODUCING THE PUREST RAC-1-{4-[2-HYDROXY-3-(5-QUINOLYLOXY)PROPYL] PIPERAZIN-1-YL}-2,2-DIPHENYLETHAN-1-ONE FUMARATE AND THE PUREST RAC-1-{4-[2-HYDROXY-3-(5-QUINOLYLOXY)PROPYL]PIPERAZIN-1-YL}-2,2-DIPHENYLETHAN-1-ONE FUMARATE
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Page/Page column 7, (2008/06/13)
The invention relates to a method for producing the purest rac-1-{4-[2-hydroxy-3-(5-quinolyloxy)propyl] piperazin-1-yl}-2,2-diphenylethan-1-one fumarate and the purest rac-1-{4-[2-hydroxy-3-(5-quinolyloxy)propyl]piperazin-1-yl}-2,2-diphenylethan-1-one fum