1388220-73-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1388220-73-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,8,2,2 and 0 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1388220-73:
(9*1)+(8*3)+(7*8)+(6*8)+(5*2)+(4*2)+(3*0)+(2*7)+(1*3)=172
172 % 10 = 2
So 1388220-73-2 is a valid CAS Registry Number.
1388220-73-2Relevant articles and documents
Total Synthesis of PF1163B
Sengupta, Aakash,Hosokawa, Seijiro
supporting information, p. 709 - 712 (2019/03/26)
A total synthesis of PF1163B has been achieved. The vinylogous Mukaiyama aldol reaction of ketene silyl N, O -acetal 6 (ent - 6) mediated by excess TiCl 4 proceeded with saturated aldehydes to give adduct 10 in moderate yield with moderate ster
